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The Complete Guide to Selling a Home in Marin County

STATE OF THE MARKET

The Complete Guide to Selling a Home in Marin County

Selling a home in Marin County follows a predictable sequence: decide when to list, price the home against real comparable sales, prepare it for market, assemble your disclosures, market it, negotiate the offer, and close through escrow. Preparation plus market time plus escrow usually runs a few months. What makes selling here different is the local detail on top of that. Your town or sanitary district may require a sewer lateral inspection before title can transfer, and a parcel on septic has its own paperwork. Wildfire mapping changes what you are legally required to disclose. Buyers here arrive with high expectations for condition, so preparation decisions carry more weight than they would in a lower priced market.

I have been selling homes in Marin County since 1999, with roughly $700 million in career sales. Every listing we take is prepared in house by Lisa DeNike before it reaches the market, and that preparation phase is the part of the process most sellers underestimate. It is also where the local requirements surface, and it is the most common reason a launch date slips when nobody checks early.

The Best Time to Sell a Home in Marin County

Spring is the strongest season to sell in Marin, for both buyer activity and price. Fall is a reasonable second choice, but it is a smaller market.

The local numbers show the gap plainly. In 2026, Marin recorded 437 new listings in March, 394 in April, and 405 in May, which is 1,236 across three months, according to BAREIS MLS monthly reporting. The comparable fall stretch in 2025, September through November, produced 833. Price follows the same pattern nationally: ATTOM's review of a decade of home sales found seller premiums peak in March at 10.7% and bottom out in September and October, at 8.0% and 7.9%. The one advantage fall offers is less competition, because you are one of fewer listings.

There is also a practical limit to how much you can optimize the calendar. Preparation work, inspections, and any point of sale certification your town requires all take time, and that timeline usually decides your launch date more than the season does. If you want a spring listing, the conversation starts in winter.

Two Tax Rules That Can Change Your Decision to Sell

Before you think about paint colors, look at two tax rules. For long tenured Marin owners, these often matter more to the outcome than anything that happens during the marketing period.

The federal capital gains exclusion

If you have owned and lived in the home as your main home for at least 24 months out of the five years before the sale, you can generally exclude up to $250,000 of gain if you file individually, or $500,000 if you are married filing jointly. IRS Publication 523 walks through the calculation. The detail that trips people up is that the exclusion applies to gain, not to sale proceeds, so it is measured against your adjusted basis rather than against the check you receive at closing.

In Marin, this frequently shelters only part of the gain. An owner who bought decades ago can be sitting on appreciation well past $500,000, so the exclusion caps out and the rest is taxable. That is worth modeling with your CPA before you commit to a sale date, not after you are in escrow.

Proposition 19 and your property tax base

Proposition 19 is a property tax rule rather than a capital gains break, and it is frequently the deciding factor for owners over 55. If you are at least 55 when you sell your principal residence, or you are severely disabled, or you are a wildfire or disaster victim, you may be able to transfer your original home's factored base year value to a replacement principal residence anywhere in California. The replacement can be bought or built within two years before or after the sale. The Marin County Assessor's Proposition 19 page covers the local claim process.

One caveat gets glossed over: if the replacement home is worth more than the original, the difference is added into the replacement's taxable value, so you do not simply carry your old assessment onto a more expensive house. Even so, for someone holding a low Proposition 13 assessment from the 1980s, keeping most of it can make a move affordable that otherwise would not be.

Pricing a Home in Marin County

Pricing starts with a comparative market analysis, which is a review of recent closed sales of similar homes, adjusted for condition, location, and size. In Marin, those adjustments matter more than the raw comparable prices, because two homes a mile apart can sit in different school districts, different fire hazard zones, and different price tiers.

Inventory is the number we watch most closely. The California Association of REALTORS reported an Unsold Inventory Index of 1.6 months for Marin in June 2026, down from 2.7 months a year earlier. Tight supply supports a seller, but it does not make overpricing safe.

Countywide price and speed figures depend heavily on which homes are being counted, which is why you will see numbers that seem to contradict each other. BAREIS reported a median sold price of $1.62 million for Marin residential property in June 2026 across 259 closed sales, with a median of 21 days on market. For the same month, C.A.R. reported a median price of $1.775 million and 54 median days on market. Both are correct. BAREIS counts single family homes, condominiums, and mobile and floating homes, while C.A.R. counts only existing detached single family homes, and the two measure the marketing window differently. Averages diverge too: in that same BAREIS report, the median was 21 days but the average was 39, because a minority of listings sitting for months pulls an average well above what a typical seller experiences. So ask which measure someone is quoting before you draw a conclusion from it, and ask the same question about the comparables being used to price your home.

Community level numbers vary more than most sellers expect. Here is what BAREIS reported for residential sales in June 2026:

Community

Sales

Average sold price

Average days on market

Mill Valley

39

$2,359,574

21

Larkspur

12

$1,624,708

42

Corte Madera

10

$1,827,242

35

Kentfield

2

$7,685,288

85

Read those as monthly averages on small samples, not as the value of a typical home. Two sales in a month is not a benchmark, and one large sale can move an average by a lot. They are useful for one thing: they show that neighboring Marin towns sit at different price levels, so a comparable from the next town over needs a real adjustment. If you want a starting point on your own home, our home valuation request is the easiest way to open that conversation.

How to Prepare a Marin Home for Sale

Preparation has more effect on a Marin sale than almost anything else you control, and it is also where sellers spend money they never get back. Selective preparation pays off. Large pre-sale remodels usually do not.

What is worth doing before you list

Buyers here have less patience for a home that needs work than they did a few years ago. NAR and NARI's 2025 Remodeling Impact Report found 46% of buyers were less willing to compromise on a home's condition. At Marin price points, buyers read deferred maintenance as a negotiating opportunity, and they discount for it more aggressively than the repair would have cost.

The steps that matter most are unglamorous and cheap. In NAR's 2025 Profile of Home Staging, the items sellers' agents recommended most often were decluttering, whole home cleaning, curb appeal work, professional photography, and minor repairs. None of that requires a permit. Staging belongs in the same category. It reliably helps a home show better and sell faster, and its effect on the final price is less certain, so budget for it as a marketing cost rather than a price increase.

If you are weighing a bigger project, the national cost recovery estimates are sobering:

Project

Estimated cost recovery

Steel front door replacement

100%

Minor kitchen upgrade

60%

Complete kitchen renovation

60%

Bathroom renovation

50%

Treat those as directional rather than exact. The pattern is what matters: exterior and first impression projects outperform large interior remodels, so a front door, clean landscaping, and paint tend to return more of their cost than a gut kitchen does. The goal is to correct the visible faults a buyer will price against, and stop there. Most of the money is saved on the projects you decide not to do.

How we handle preparation

Lisa DeNike leads our in-house design and pre-sale preparation under Madrone Homes, and it is part of the listing service rather than work we refer out. Once the listing agreement is signed, she takes over the project: finish and paint recommendations, coordinating improvements, directing staging, and managing the vendors, through to the day the home is photographed. Sellers who want to invest in preparation but would rather not fund it out of pocket can also be connected with partnerships that front the cost of pre-sale renovations. You can read more about how the listing service works on our services page.

Inspections and Disclosures Marin Sellers Have to Handle

California disclosure law gives you a concrete reason to assemble your disclosures before offers arrive rather than during escrow. A disclosure that shows up late can hand the buyer a fresh right to cancel, and that right is written into the statute.

The Transfer Disclosure Statement

For sales subject to the rules, you must deliver a completed written Transfer Disclosure Statement as soon as practicable before transfer of title. The timing consequence is the part sellers miss. If a required disclosure or a material amendment is first delivered after an offer has been signed, the buyer gains a statutory right to terminate, within three days of personal delivery or five days by mail, under California Civil Code section 1102.3. A disclosure delivered late can give the buyer a way out of a deal you thought was done.

The statement covers what you know about the property's condition, and it cannot be waived, even in an as-is sale. Reports from licensed professionals, such as engineers, contractors, and pest operators, can supplement it.

Wildfire and natural hazard disclosures

The statutory Natural Hazard Disclosure form requires you to disclose whether the property sits in a FEMA Special Flood Hazard Area, a dam inundation area, a High or Very High Fire Hazard Severity Zone, a wildland fire area, an earthquake fault zone, a landslide zone, or a liquefaction zone, per Civil Code section 1103.2.

Homes in fire zones carry an extra obligation. If your home was built before January 1, 2010 and sits in a High or Very High Fire Hazard Severity Zone, Civil Code section 1102.6f requires an additional wildfire and home hardening notice. Since July 1, 2025, that notice must also list the state's specified low cost retrofits and identify which ones were completed during your ownership. The list includes ember susceptible vents, untreated wood shake or shingle roofs, combustible material within five feet of the home, certain windows, and gutters without noncombustible covers.

Applicability is specific to your parcel and your building, so confirm your own mapping early rather than assuming. Insurance is the related question most Marin sellers get asked about during escrow, and our guide to fire insurance for Marin County homeowners covers that side of it.

Ordering pest, roof, and general inspections before you list is local practice rather than law. It costs money up front, and it removes the leverage a buyer gets from discovering a problem mid escrow. When we take a listing, we would rather know about sub-area moisture in February than argue about it in a request for repairs in April.

Sewer Lateral and Septic Requirements by Town

There is no single countywide Marin rule for either sewer laterals or septic systems. Requirements are set by the city or sanitary district that serves your parcel, and several of them are triggered by the sale itself. District boundaries do not always follow city lines, so if you are selling in Tiburon or Sausalito, confirm which agency serves your address specifically. Find out before you list, because the process can add weeks to your timeline.

Area or agency

Sale-related requirement

City of Mill Valley

Sale triggers a private sewer lateral inspection, ordinarily a CCTV inspection and report. The City charges a fee to review the report. An exemption is possible with proof the lateral was fully installed or replaced within the last 20 years, or repaired within the last 3 years.

Ross Valley Sanitary District (Larkspur, Fairfax, San Anselmo, Ross, Kentfield, Greenbrae, Sleepy Hollow)

A Certificate of Compliance is required in connection with buying or selling. Other triggers include a remodel over $75,000 or adding a bathroom.

Sanitary District No. 2 (Corte Madera, parts of Larkspur and Tiburon)

Sale or title transfer is a trigger. Compliance ordinarily involves CCTV review and a pressure test before a Certificate of Compliance issues.

Sanitary District No. 5 (Belvedere, and Tiburon east of Gilmartin Drive)

Inspection is triggered on buying or selling, on remodels over $50,000 within a three year period, or by nearby main or road work.

Sausalito

The seller must obtain a Residential Building Record Report before sale, and the City advises allowing at least two weeks. A sewer lateral compliance certificate is also required at title transfer.

Parcels on septic (much of West Marin and scattered unincorporated parcels)

No countywide point of sale inspection mandate, but Marin County Environmental Health Services publishes a septic inspection form expressly for use with real estate sales. A performance evaluation before listing is the practical route, since a failing system found mid escrow is expensive and slow to resolve.

Inspection, repair, and certification all take time, and repairs can be substantial if a lateral or a septic system fails. This is a common reason a Marin launch date slips, and one phone call early usually prevents it.

Marketing Your Home in Marin

Marketing starts once preparation is finished, because the photographs are what most buyers see first. A home that photographs well draws more showings, and showings are what eventually produce competing offers.

A full listing program here includes professional photography, floor plans, drone or video where the property justifies it, a property specific website, print materials, a broker's open, and public open houses. You can see how that looks on our current listings. Exposure through agent networks matters just as much in this county. We market Marin listings through our Marin networks and through the San Francisco Sotheby's International Realty office we belong to, which puts a listing in front of agents whose buyers are already looking to move north. A meaningful share of Marin demand comes from San Francisco, so reaching those agents early is worth as much as any advertising channel.

Off-Market and Delayed-Marketing Options

Selling quietly is a legitimate choice with a real trade-off. Sellers usually choose it for privacy, to avoid a public record of price reductions, or to avoid opening the house to constant showings. What you give up is broad exposure at the point when your listing is newest and draws the most attention.

Current NAR policy defines two ways to do it. NAR's Multiple Listing Options for Sellers allows an office exclusive, which is filed with the MLS without being sent to other MLS participants, with you certifying that choice. It also allows a delayed marketing exempt listing, which postpones public syndication for a locally set period while the listing is still filed with the MLS. In that case your broker has to obtain your signed disclosure showing you understand the exposure you are delaying.

Which route is right depends on your timeline and how you live in the house. For an occupied home with young kids or pets and no interim housing, a period off market can be the difference between a manageable sale and a miserable one. For a home that needs the widest possible buyer pool to find its price, it usually is not the right call. We work in both directions, and our off-market listings and pocket listings pages explain how we handle each.

From Offer to Closing

When offers come in, price is one of four things you are comparing. The others are the contingencies, the financing, and the timeline. A slightly lower offer with fewer contingencies and a stronger deposit is often the safer transaction, and weighing those against each other is much of what a listing agent does.

Buyer agent compensation works differently than it did before 2024. Under NAR's 2026 MLS policy, any agent working with a buyer must have a written agreement in place before touring a home, and that agreement has to state the buyer broker's compensation and that fees are negotiable. Offers of buyer broker compensation are no longer permitted in MLS fields. What that means for you as a seller is that nothing about compensation is automatic. Seller paid buyer broker compensation can still be negotiated outside the MLS, and ordinary seller concessions are still available. Treat it as a negotiation, the same as price.

From acceptance to recording, escrow holds the documents, funds, and instructions until the contract's conditions are met. The work in between includes title review, your loan payoff figures, signing escrow documents, receipt of the buyer's funds, recording, and disbursement of your proceeds. One regional detail is worth knowing: in Northern California, title companies commonly handle both the title and escrow functions and charge a combined fee. Your closing date is set by your contract, and it moves with contingency removals and the buyer's financing rather than with any Marin average.

What It Costs to Sell a Home in Marin County

There is no reliable "Marin sellers pay X percent" figure, and anyone who quotes you one is guessing. Build an itemized estimate instead. A Marin seller's net sheet should account for:

  • The documentary transfer tax, plus a city add-on if you are selling in San Rafael

  • Title and escrow charges. In Marin, custom generally runs the opposite direction from Southern California: the buyer customarily pays for the owner's title policy and the escrow fee, while the seller customarily pays the transfer tax. These are customs rather than requirements, and your purchase agreement controls.

  • Your mortgage payoff, including any second, HELOC, or PACE assessment balance

  • Prorated property taxes, and any supplemental bill still outstanding

  • Negotiated brokerage compensation

  • Point of sale compliance costs, meaning a sewer lateral or septic inspection and any repairs it turns up. This is the line most sellers forget and the one most likely to move your closing date.

  • Repair credits you agree to during escrow

  • State real estate withholding, unless you certify an exemption at closing

Transfer taxes

Marin County's documentary transfer tax is $0.55 per $500 of taxable value. That works out to $1.10 per $1,000, or 0.11% of value. On a $2,000,000 taxable transfer, that is $2,200. The percentage is worth stating plainly, because this rate is often misquoted as 1.1%, which is ten times the real rate and would put the tax on that same sale at $22,000.

The Recorder's current fee schedule also lists a municipal transfer tax for San Rafael of $2.00 per $1,000, or 0.2%, on top of the county tax. That would add $4,000 on the same sale, for $6,200 combined. No other Marin city on the current schedule charges an add-on. Two qualifications: San Rafael has placed Measure W on the November 3, 2026 ballot, which would raise its city rate from 0.2% to 1.0%, and who pays the transfer tax is a matter of contract and local custom rather than law.

State withholding at closing

This one catches sellers off guard. California requires withholding on the sale of real property, collected through escrow. The default is 3 1/3% of the total sales price, which on a $2,000,000 sale means roughly $66,600 held back from your proceeds.

Most Marin sellers qualify for the principal residence exemption. Per the Franchise Tax Board's Form 593 instructions, if the property was last used as your principal residence within the meaning of Internal Revenue Code section 121, no withholding is required, and the two year time period does not apply to this test. You certify that by completing Form 593 and returning it to escrow before closing. If you do not return a completed form, the full 3 1/3% is withheld.

Two things to know. If the property's last use was a vacation home, second home, or rental, the exemption does not apply. And withholding is not an additional tax. It is a prepayment, and you claim the credit when you file your California return. It does reduce the cash you receive at closing, so it belongs in your net sheet from the start rather than turning up as a surprise on the settlement statement. Our guide to real estate taxes for Marin County homeowners goes deeper on property taxes after the sale.

Frequently Asked Questions

How long does it take to sell a home in Marin County?

It depends on which measure you use. For June 2026, BAREIS reported a 21 day median days on market for Marin residential property, while C.A.R. reported 54 median days for existing detached single family homes in the same month. Both are legitimate, because they count different property types and define the window differently. Add preparation time and any point of sale inspection your district requires, and a realistic start to close plan usually runs a few months.

How much is the transfer tax when I sell in Marin County?

The county documentary transfer tax is $0.55 per $500 of taxable value, which is $1.10 per $1,000, or 0.11%. A $2,000,000 sale generates $2,200. San Rafael adds a city transfer tax of $2.00 per $1,000, or 0.2%, and Measure W on the November 2026 ballot would raise that rate. No other Marin city on the Recorder's current schedule charges an add-on.

Does California withhold money from my sale proceeds?

Usually not, if you are selling your principal residence. The default withholding is 3 1/3% of the sales price, collected through escrow, but sellers whose property was last used as a principal residence under IRC section 121 can certify an exemption on FTB Form 593 before closing. Vacation homes, second homes, and rentals do not qualify.

Can I sell my Marin home without listing it on the MLS?

Yes. An office exclusive or a delayed marketing exempt listing both allow a quieter launch under current NAR policy, and your broker will have you sign an acknowledgment of the broad exposure you are giving up or delaying. It works well when privacy or minimal disruption matters more than reaching every possible buyer.

Talk to Us About Your Marin Home Sale

If you are thinking about selling in the next year, the useful first step is a realistic number and a preparation plan. Get in touch or call 415.250.8052, and we will come see the house. Lisa and I will walk through what the market supports, what preparation we would actually recommend, and what your net proceeds are likely to look like, and you can decide from there whether the timing works for you.


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