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Single Family ResidenceResidential
$531,692$385 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $515,000 on Apr 15, 2024

928 ASTON AVE

SANTA ROSA, CA 95404
3
Beds
2.5
Baths
1,382 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.
2,130 ft²
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$532K
$494K low$569K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$515,000 · Apr 15, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,010 (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.$535,805 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$214,322
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$321,483
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$525,300

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.
61
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
StyleThe architectural style of the home, such as ranch or colonial.Custom Design
CountySONOMA
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2008
Lot (acres)The size of the land the home sits on, from county records.0.05
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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 · 1.5 mi
E
Proctor Terrace Elementary SchoolC
Elementary · Grades KG–6 · 1.9 mi

District: Santa Rosa Elementary School District

Neighborhood · ZIP 95404These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.598

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.5%
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.43,241
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.541 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,299
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$140,649
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

928 Aston 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 90% of homes in Santa Rosa 95404
  • Costs less per square foot than 90% of homes in Santa Rosa 95404
  • Smaller than 66% of homes in Santa Rosa 95404
  • Has a smaller lot than 94% of homes in Santa Rosa 95404
  • Newer than 92% of homes in Sonoma County

What homes are worth in Santa Rosa 95404

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

This home
$384K$2.6M

This home is worth more than 10% of homes in Santa Rosa 95404.

How it measures up in Santa Rosa 95404

The dot is this home. The mark in the middle is the typical home in Santa Rosa 95404.

Estimated value$531,692
CheaperTypical $824,395Pricier

Pricier than 10% of homes nearby

Price per ft²$385
CheaperTypical $499Pricier

Pricier than 10% of homes nearby

Living area1,382 ft²
SmallerTypical 1,698 ft²Bigger

Bigger than 34% of homes nearby

Lot size2,130 ft²
SmallerTypical 0.18 acBigger

Bigger than 6% of homes nearby

Year built2007
OlderTypical 1971Newer

Newer than 84% of homes nearby

How 928 Aston Ave ranks against every home in each area.
MeasureThis homeSanta Rosa 95404Sonoma County
Estimated valuepricier than$531,69210% of homes13% of homes
Price per ft²pricier than$38510% of homes14% of homes
Living areabigger than1,382 ft²34% of homes37% of homes
Lot sizebigger than2,130 ft²6% of homes9% of homes
Year builtnewer than200784% of homes92% of homes

About 928 Aston Ave

How much is 928 Aston Ave, Santa Rosa, CA worth?

The TopHap Estimate for 928 Aston Ave, Santa Rosa, CA is $531,692 as of Sep 24, 2026. The likely range is $493,954 to $569,430. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 928 Aston Ave, Santa Rosa, CA last sell?

928 Aston Ave, Santa Rosa, CA last sold on Apr 15, 2024 for $515,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 928 Aston Ave, Santa Rosa, CA?

928 Aston Ave, Santa Rosa, CA has 3 bedrooms, 2.5 bathrooms, 1,382 square feet of living space and a 0.05-acre lot.

When was 928 Aston Ave, Santa Rosa, CA built?

928 Aston Ave, Santa Rosa, CA was built in 2007, making it 19 years old. It is a custom design home. The building has 2 stories.

What schools serve 928 Aston Ave, Santa Rosa, CA?

928 Aston Ave, Santa Rosa, CA is assigned to Montgomery High School (middle), rated B; Proctor Terrace Elementary School (elementary), rated C. All sit in Santa Rosa Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 928 Aston Ave, Santa Rosa, CA compare to other homes in Santa Rosa 95404?

Among the 12,321 homes in Santa Rosa 95404, it is worth more than 10% of them ($531,692 against a typical $824,395), its price per square foot is higher than 10% of them ($385 against a typical $499), it is bigger than 34% of them (1,382 ft² against a typical 1,698 ft²), its lot is bigger than 6% of them (2,130 ft² against a typical 0.18 ac) and it is newer than 84% of them (2007 against a typical 1971). Measured against all of Sonoma County, it is worth more than 13% 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 928 Aston Ave, Santa Rosa, CA?

The 2025 property tax bill for 928 Aston Ave, Santa Rosa, CA was $6,010. The county assessed it at $535,805.

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