How much over asking do you need to bid in Marin or Sonoma in 2026? The honest answer is: it depends almost entirely on how fast the house goes into contract. Fresh third-quarter numbers from BAREIS MLS show Marin homes that went into contract within two weeks closed at an average of 110.65 percent of their original list price, while homes that sat for three to four weeks closed at 98.42 percent. So the same question has two very different answers depending on which home you are looking at.
What the new Q3 2026 numbers show
BAREIS MLS recorded 477 open-market single-family sales in Marin County in the third quarter of 2026 at a $1,700,000 median, up 5.9 percent from the same quarter a year earlier. Of those, 64.4 percent went into contract within 30 days and closed at an average of 107.28 percent of their original list price.
The pattern behind those averages is what agents call the Day-14 line. Homes that went into contract within 14 days closed at 110.65 percent of list. Homes that took 22 to 30 days closed at 98.42 percent. Homes that sat past 120 days, the stale end of the market, closed at 87.21 percent. On a median-priced Marin home, the gap between the fast end and the stale end was roughly $340,000, and getting under contract in week two instead of week four was worth about $207,000.
At the very top of the market, the sprint is still alive. A Mill Valley home closed in early October at $940,000 over its $2.475 million asking price after just six days on market.
Over asking is not automatic in Novato and Petaluma
Here is the part that surprises most buyers: paying over list is not automatic outside the hot micro-markets. Novato's median single-family price was about $1.2 million over the three months ending September 30, essentially flat year over year, and its sprint premium runs closer to 1 percent over list. Petaluma's median has been running in the high $800,000s to low $900,000s, up a modest 1.6 percent from a year ago.
The fall of 2026 has also added more choice. Inventory in the region is up roughly 24 percent from a year ago, and some builders in Novato and San Rafael have quietly added incentives like rate buydowns and closing-cost help. Homes that sit are real opportunities to negotiate below list, while homes priced right with strong photos still draw multiple offers in the first two weeks.
How to tell which kind of home you are looking at
Three things tell you more than any rule of thumb when you are about to write an offer:
- Check the days on market first. A home under 14 days with active showings means expect competition, and be ready to come in at or above list with a clean, pre-approved offer.
- If a home has been listed three weeks or more, price it against closed sales in the same neighborhood, not against the asking price. Below-list offers are realistic in this market and are frequently accepted.
- Use recent comparable sales, not list price. List price is a strategy; closed sales are the truth. Have your agent walk you through the comps for that exact street before you settle on a number.
The same lesson, from the seller's side
For sellers, the numbers argue for pricing it right and doing the prep. A home that sits past week three gives up roughly 1.6 percent off list on average, and a home that lingers past 120 days gives up more than 12 percent. In a market where the median price is seven figures, that is tens of thousands of dollars lost to a slow start.
So the question for buyers is not really, what is the whole market paying. It is, what is this specific home doing. The Day-14 line tells you which kind of home you are looking at, and it changes every week.
Not sure which end of the market your target home is on? Call or text me at (415) 328-2637, or send a message, and I will pull the comparable sales and tell you straight what a fair offer looks like. Love where you live.
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Written by
Peter Schardt
21 years in real estate, 100+ homes sold, and a lifetime in the North Bay. Sales Associate · 01702383 · California.
