Skip to content
Skip to content
TopHapOpen in map
Duplex (2 Units, Any Combination)Residential
Last sold for $748,000 on Feb 29, 2016

435 FIRST ST

SEBASTOPOL, CA 95472
2
Beds
1
Baths
698 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.
0.9 ac
Lot SizeThe size of the land the home sits on, from county records.
1895
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$748,000 · Feb 29, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,707 (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.$903,182 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$422,611
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$480,571
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$885,474

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.19
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
71
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.Duplex (2 Units, Any Combination)
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.2000
Lot (acres)The size of the land the home sits on, from county records.0.90
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.None
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(8)

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
Park Side Elementary SchoolA+
Elementary · Grades KG–4 · 0.2 mi
M
Brook Haven Middle SchoolC
Middle · Grades 5–8 · 0.6 mi
H
Analy High SchoolA-
High · Grades 9–12 · 0.8 mi

District: West Sonoma County Union High School District

Neighborhood · ZIP 95472These 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.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.345

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.27%
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.1.1%
PopulationHow many people live in this area.27,478
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.409 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,961
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,547
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

Owner Tools

Do you own this home?
Claim this home

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

435 First 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.

  • Smaller than 98% of homes in Sebastopol 95472
  • Has a bigger lot than 82% of homes in Sonoma County
  • Among the oldest homes in Sebastopol 95472

How it measures up in Sebastopol 95472

The dot is this home. The mark in the middle is the typical home in Sebastopol 95472.

Living area698 ft²
SmallerTypical 1,668 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.9 ac
SmallerTypical 1.03 acBigger

Bigger than 43% of homes nearby

Year built1895
OlderTypical 1971Newer

Older than almost all homes nearby

How 435 First St ranks against every home in each area.
MeasureThis homeSebastopol 95472Sonoma County
Living areabigger than698 ft²2% of homes3% of homes
Lot sizebigger than0.9 ac43% of homes82% of homes
Year builtnewer than1895almost no homesalmost no homes

About 435 First St

When did 435 First St, Sebastopol, CA last sell?

435 First St, Sebastopol, CA last sold on Feb 29, 2016 for $748,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 435 First St, Sebastopol, CA?

435 First St, Sebastopol, CA has 2 bedrooms, 1 bathrooms, 698 square feet of living space and a 0.90-acre lot.

When was 435 First St, Sebastopol, CA built?

435 First St, Sebastopol, CA was built in 1895, making it 131 years old. It is a custom design home. The building has 1 story.

What schools serve 435 First St, Sebastopol, CA?

435 First St, Sebastopol, CA is assigned to Park Side Elementary School (elementary), rated A+; Brook Haven Middle School (middle), rated C; Analy High School (high), rated A-. All sit in West Sonoma County Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 435 First St, Sebastopol, CA compare to other homes in Sebastopol 95472?

Among the 9,231 homes in Sebastopol 95472, it is bigger than 2% of them (698 ft² against a typical 1,668 ft²), its lot is bigger than 43% of them (0.9 ac against a typical 1.03 ac) and it is newer than almost none of them (1895 against a typical 1971). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 435 First St, Sebastopol, CA?

The 2025 property tax bill for 435 First St, Sebastopol, CA was $10,707. The county assessed it at $903,182.

More homes on First St

Closest homes

More homes in Sebastopol 95472

Assigned schools

Explore the area

See this home in context

Open 435 First St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map