40Alpha

Sonoma County, CA Housing Market Brief

county · CA · as of July 2026

Balanced

What is Sonoma County, CA’s Alpha Score?

The Alpha Score is a composite 0–100 index of market strength, a weighted blend of five dimensions. See the methodology.

Price Momentum20%
55
Inventory Health25%
52
Affordability20%
4
Economic Strength20%
58
Rental Yield15%
27

Where is Sonoma County, CA in its market cycle?

EmergingGrowingMaturePeakingDecliningRecovering

Sonoma County, CA is classified as Mature holding near a healthy peak. This is a classification of recent (1–12 month) momentum, not a price forecast.

What’s the forecast for Sonoma County, CA?

Our model forecasts Sonoma County, CA’s home prices to hold flat over the next 12 months (high confidence).

This is a separate, forward-looking view — not the cycle classification above. See how past forecasts performed on the track record, or the full local forecast with its confidence range on the market page.

Sonoma County, CA housing market data

MetricValueYoY
Median Sale Price$849K▲ +2.4%
Median Days on Market35 days-7.9%
Months of Supply3.5-18.6%
Homes for Sale1,322-16.8%
Homes Sold381▲ +2.7%
Median Price / Sq Ft$517▲ +0.2%

How has Sonoma County, CA’s Alpha Score moved?

Now: 40
12-period trend
Median sale price · 12 mo

Markets like Sonoma County, CA

Frequently asked questions

Is Sonoma County, CA a buyer's or seller's market?

As of July 2026, Sonoma County, CA is classified as a Balanced Market, based on its Alpha Score of 40 out of 100. The classification reflects current price, inventory, affordability, economic, and rental-yield conditions.

Are home prices rising or falling in Sonoma County, CA?

The median sale price in Sonoma County, CA is $849K, having risen 2.4% over the past year.

How affordable is Sonoma County, CA?

Sonoma County, CA scores 4 out of 100 on affordability — relatively unaffordable relative to local incomes and prevailing mortgage rates compared with other counties.

What's driving Sonoma County, CA's Alpha Score?

Sonoma County, CA's strongest dimension is Economic Strength (58/100) and its weakest is Affordability (4/100). The Alpha Score is a weighted blend of all five dimensions.

Want the live, interactive view of Sonoma County, CA? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.