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Single Family ResidenceResidential
$470,815$578 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

2531 SONOMA AVE

SANTA ROSA, CA 95405
2
Beds
1
Baths
815 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$471K
$420K low$521K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$861 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$67,215 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,980
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$47,235
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$65,898

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.17
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
58
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
27
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySONOMA
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Montgomery High SchoolB
Middle · Grades 7–12 · 0.4 mi
E
Village Elementary Charter SchoolA-
Elementary · Grades KG–6 · 0.5 mi

District: Rincon Valley Union Elementary School District

Neighborhood · ZIP 95405These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.549

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.21,539
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,990 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,035
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146,658
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

2531 Sonoma Ave measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 93% of homes in Santa Rosa 95405
  • Costs more per square foot than 90% of homes in Santa Rosa 95405
  • Among the smallest homes in Santa Rosa 95405
  • Older than 93% of homes in Santa Rosa 95405

What homes are worth in Santa Rosa 95405

Each bar is how many homes fall in that price range. The marker is this home.

This home
$381K$1.5M

This home is worth more than 7% of homes in Santa Rosa 95405.

How it measures up in Santa Rosa 95405

The dot is this home. The mark in the middle is the typical home in Santa Rosa 95405.

Estimated value$470,815
CheaperTypical $698,541Pricier

Pricier than 7% of homes nearby

Price per ft²$578
CheaperTypical $446Pricier

Pricier than 90% of homes nearby

Living area815 ft²
SmallerTypical 1,578 ft²Bigger

Smaller than almost all homes nearby

Lot size0.15 ac
SmallerTypical 0.16 acBigger

Bigger than 42% of homes nearby

Year built1949
OlderTypical 1970Newer

Newer than 7% of homes nearby

How 2531 Sonoma Ave ranks against every home in each area.
MeasureThis homeSanta Rosa 95405Sonoma County
Estimated valuepricier than$470,8157% of homes9% of homes
Price per ft²pricier than$57890% of homes71% of homes
Living areabigger than815 ft²almost no homes4% of homes
Lot sizebigger than0.15 ac42% of homes44% of homes
Year builtnewer than19497% of homes13% of homes

About 2531 Sonoma Ave

How much is 2531 Sonoma Ave, Santa Rosa, CA worth?

The TopHap Estimate for 2531 Sonoma Ave, Santa Rosa, CA is $470,815 as of Aug 30, 2026. The likely range is $420,282 to $521,348. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2531 Sonoma Ave, Santa Rosa, CA last sell?

2531 Sonoma Ave, Santa Rosa, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 2531 Sonoma Ave, Santa Rosa, CA?

2531 Sonoma Ave, Santa Rosa, CA has 2 bedrooms, 1 bathrooms, 815 square feet of living space and a 0.15-acre lot.

When was 2531 Sonoma Ave, Santa Rosa, CA built?

2531 Sonoma Ave, Santa Rosa, CA was built in 1949, making it 77 years old. The building has 1 story.

What schools serve 2531 Sonoma Ave, Santa Rosa, CA?

2531 Sonoma Ave, Santa Rosa, CA is assigned to Montgomery High School (middle), rated B; Village Elementary Charter School (elementary), rated A-. All sit in Rincon Valley Union Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2531 Sonoma Ave, Santa Rosa, CA compare to other homes in Santa Rosa 95405?

Among the 7,162 homes in Santa Rosa 95405, it is worth more than 7% of them ($470,815 against a typical $698,541), its price per square foot is higher than 90% of them ($578 against a typical $446), it is bigger than almost none of them (815 ft² against a typical 1,578 ft²), its lot is bigger than 42% of them (0.15 ac against a typical 0.16 ac) and it is newer than 7% of them (1949 against a typical 1970). Measured against all of Sonoma County, it is worth more than 9% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 2531 Sonoma Ave, Santa Rosa, CA?

The 2025 property tax bill for 2531 Sonoma Ave, Santa Rosa, CA was $861. The county assessed it at $67,215.

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Assigned schools

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