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Single Family ResidenceResidential
$1,626,071$1,465 / 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 90How 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 $1,495,000 on Apr 12, 2024

310 UNIVERSITY ST

HEALDSBURG, CA 95448
2
Beds
1.5
Baths
1,110 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.
3,864 ft²
Lot SizeThe size of the land the home sits on, from county records.
1910
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.6M
$1.5M low$1.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,495,000 · Apr 12, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,838 (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.$1,555,398 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$572,220
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$983,178
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,524,900

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.26
41
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
64
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
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.1990
Lot (acres)The size of the land the home sits on, from county records.0.09
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(11)

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.

E
Healdsburg Elementary SchoolA-
Elementary · Grades KG–5 · 0.2 mi
M
Healdsburg Junior High SchoolB-
Middle · Grades 6–8 · 0.4 mi
H
Healdsburg High SchoolB
High · Grades 9–12 · 0.8 mi

District: Healdsburg Unified School District

Neighborhood · ZIP 95448These 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.116
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.418

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.87%
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.8.7%
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.16,668
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.84 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,820
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$144,374
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

310 University St 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 more than 93% of homes in Sonoma County
  • Among the highest price per square foot in Sonoma County
  • Smaller than 83% of homes in Healdsburg 95448
  • Has a smaller lot than 85% of homes in Healdsburg 95448
  • Older than 98% of homes in Sonoma County

What homes are worth in Healdsburg 95448

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

This home
$557K$5.6M

This home is worth more than 68% of homes in Healdsburg 95448.

How it measures up in Healdsburg 95448

The dot is this home. The mark in the middle is the typical home in Healdsburg 95448.

Estimated value$1,626,071
CheaperTypical $1,238,412Pricier

Pricier than 68% of homes nearby

Price per ft²$1465
CheaperTypical $779Pricier

Pricier than 92% of homes nearby

Living area1,110 ft²
SmallerTypical 1,577 ft²Bigger

Bigger than 17% of homes nearby

Lot size3,864 ft²
SmallerTypical 0.19 acBigger

Bigger than 15% of homes nearby

Year built1910
OlderTypical 1974Newer

Newer than 6% of homes nearby

How 310 University St ranks against every home in each area.
MeasureThis homeHealdsburg 95448Sonoma County
Estimated valuepricier than$1,626,07168% of homes93% of homes
Price per ft²pricier than$146592% of homesalmost all homes
Living areabigger than1,110 ft²17% of homes17% of homes
Lot sizebigger than3,864 ft²15% of homes16% of homes
Year builtnewer than19106% of homes2% of homes

About 310 University St

How much is 310 University St, Healdsburg, CA worth?

The TopHap Estimate for 310 University St, Healdsburg, CA is $1,626,071 as of Sep 24, 2026. The likely range is $1,459,740 to $1,792,402. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 310 University St, Healdsburg, CA last sell?

310 University St, Healdsburg, CA last sold on Apr 12, 2024 for $1,495,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 310 University St, Healdsburg, CA?

310 University St, Healdsburg, CA has 2 bedrooms, 1.5 bathrooms, 1,110 square feet of living space and a 0.09-acre lot.

When was 310 University St, Healdsburg, CA built?

310 University St, Healdsburg, CA was built in 1910, making it 116 years old. The building has 1 story.

What schools serve 310 University St, Healdsburg, CA?

310 University St, Healdsburg, CA is assigned to Healdsburg Elementary School (elementary), rated A-; Healdsburg Junior High School (middle), rated B-; Healdsburg High School (high), rated B. All sit in Healdsburg Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 310 University St, Healdsburg, CA compare to other homes in Healdsburg 95448?

Among the 5,576 homes in Healdsburg 95448, it is worth more than 68% of them ($1,626,071 against a typical $1,238,412), its price per square foot is higher than 92% of them ($1465 against a typical $779), it is bigger than 17% of them (1,110 ft² against a typical 1,577 ft²), its lot is bigger than 15% of them (3,864 ft² against a typical 0.19 ac) and it is newer than 6% of them (1910 against a typical 1974). Measured against all of Sonoma County, it is worth more than 93% 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 310 University St, Healdsburg, CA?

The 2025 property tax bill for 310 University St, Healdsburg, CA was $17,838. The county assessed it at $1,555,398.

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