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Single Family ResidenceResidential
$2,175,293$753 / 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 88How 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

100 WINDSOR AVE

KENSINGTON, CA 94708
3
Beds
2.5
Baths
2,889 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
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

$2.2M
$1.9M low$2.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,048 (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.$183,079 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$46,786
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$136,293
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$179,490

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.32
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.
16
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
48
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
36
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyCONTRA COSTA
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.1965
Lot (acres)The size of the land the home sits on, from county records.0.11
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(3)

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
Kensington Elementary SchoolA+
Elementary · Grades KG–6 · 0.3 mi
H
El Cerrito High SchoolB+
High · Grades 9–12 · 0.9 mi
M
Fred T. Korematsu Middle SchoolC+
Middle · Grades 7–8 · 1.6 mi

District: West Contra Costa Unified School District

Neighborhood · ZIP 94708These 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.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.583

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.11,977
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,453 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$190,538
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$233,719
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.26 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

100 Windsor 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 more than 93% of homes in Contra Costa County
  • Costs more per square foot than 88% of homes in Contra Costa County
  • Bigger than 90% of homes in Kensington
  • Has a smaller lot than 77% of homes in Berkeley 94708
  • Older than 96% of homes in Contra Costa County

What homes are worth in Berkeley 94708

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

This home
$935K$2.9M

This home is worth more than 90% of homes in Berkeley 94708.

How it measures up in Berkeley 94708

The dot is this home. The mark in the middle is the typical home in Berkeley 94708.

Estimated value$2,175,293
CheaperTypical $1,509,550Pricier

Pricier than 90% of homes nearby

Price per ft²$753
CheaperTypical $802Pricier

Pricier than 38% of homes nearby

Living area2,889 ft²
SmallerTypical 1,923 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.11 ac
SmallerTypical 0.14 acBigger

Bigger than 23% of homes nearby

Year built1938
OlderTypical 1941Newer

Newer than 39% of homes nearby

How 100 Windsor Ave ranks against every home in each area.
MeasureThis homeKensingtonBerkeley 94708Contra Costa County
Estimated valuepricier than$2,175,29392% of homes90% of homes93% of homes
Price per ft²pricier than$75328% of homes38% of homes88% of homes
Living areabigger than2,889 ft²90% of homes87% of homes86% of homes
Lot sizebigger than0.11 ac32% of homes23% of homes27% of homes
Year builtnewer than193833% of homes39% of homes4% of homes

About 100 Windsor Ave

How much is 100 Windsor Ave, Kensington, CA worth?

The TopHap Estimate for 100 Windsor Ave, Kensington, CA is $2,175,293 as of Aug 30, 2026. The likely range is $1,906,226 to $2,444,360. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Windsor Ave, Kensington, CA last sell?

100 Windsor Ave, Kensington, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 100 Windsor Ave, Kensington, CA?

100 Windsor Ave, Kensington, CA has 3 bedrooms, 2.5 bathrooms, 2,889 square feet of living space and a 0.11-acre lot.

When was 100 Windsor Ave, Kensington, CA built?

100 Windsor Ave, Kensington, CA was built in 1938, making it 88 years old. The building has 2 stories.

What schools serve 100 Windsor Ave, Kensington, CA?

100 Windsor Ave, Kensington, CA is assigned to Kensington Elementary School (elementary), rated A+; El Cerrito High School (high), rated B+; Fred T. Korematsu Middle School (middle), rated C+. All sit in West Contra Costa Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Windsor Ave, Kensington, CA compare to other homes in Berkeley 94708?

Among the 4,608 homes in Berkeley 94708, it is worth more than 90% of them ($2,175,293 against a typical $1,509,550), its price per square foot is higher than 38% of them ($753 against a typical $802), it is bigger than 87% of them (2,889 ft² against a typical 1,923 ft²), its lot is bigger than 23% of them (0.11 ac against a typical 0.14 ac) and it is newer than 39% of them (1938 against a typical 1941). Measured against all of Contra Costa 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 100 Windsor Ave, Kensington, CA?

The 2025 property tax bill for 100 Windsor Ave, Kensington, CA was $4,048. The county assessed it at $183,079.

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