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Single Family ResidenceResidential
$1,465,760$668 / 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 86How 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

403 FORREST AVE

FAIRFAX, CA 94930
3
Beds
2.5
Baths
2,195 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.
0.13 ac
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.
2
StoriesHow many floors the home has above ground.
8
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

$1.5M
$1.3M low$1.7M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,491 (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.$610,735 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$275,632
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$335,103
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$598,761

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.103 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
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyMARIN
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.1958
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 640 ft²Patio · 640 ft²

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.

H
Archie Williams High SchoolA+
High · Grades 9–12 · 1.0 mi
E
Brookside Elementary SchoolB+
Elementary · Grades KG–5 · 1.1 mi
M
White Hill Middle SchoolA
Middle · Grades 6–8 · 1.7 mi

District: Tamalpais Union High School District

Neighborhood · ZIP 94930These 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.121
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 100.415

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.3%
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.8,117
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.450 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$136,561
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,898
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

403 Forrest 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 75% of homes in Fairfax 94930
  • Costs less per square foot than 77% of homes in Fairfax 94930
  • Bigger than 82% of homes in Fairfax 94930
  • Has a smaller lot than 72% of homes in Marin County
  • Older than 97% of homes in Fairfax 94930

What homes are worth in Fairfax 94930

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

This home
$640K$2.6M

This home is worth more than 75% of homes in Fairfax 94930.

How it measures up in Fairfax 94930

The dot is this home. The mark in the middle is the typical home in Fairfax 94930.

Estimated value$1,465,760
CheaperTypical $1,171,887Pricier

Pricier than 75% of homes nearby

Price per ft²$668
CheaperTypical $765Pricier

Pricier than 23% of homes nearby

Living area2,195 ft²
SmallerTypical 1,570 ft²Bigger

Bigger than 82% of homes nearby

Lot size0.13 ac
SmallerTypical 0.17 acBigger

Bigger than 33% of homes nearby

Year built1910
OlderTypical 1954Newer

Newer than 3% of homes nearby

How 403 Forrest Ave ranks against every home in each area.
MeasureThis homeFairfax 94930Marin County
Estimated valuepricier than$1,465,76075% of homes53% of homes
Price per ft²pricier than$66823% of homes35% of homes
Living areabigger than2,195 ft²82% of homes66% of homes
Lot sizebigger than0.13 ac33% of homes28% of homes
Year builtnewer than19103% of homes4% of homes

About 403 Forrest Ave

How much is 403 Forrest Ave, Fairfax, CA worth?

The TopHap Estimate for 403 Forrest Ave, Fairfax, CA is $1,465,760 as of Sep 24, 2026. The likely range is $1,264,975 to $1,666,545. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 403 Forrest Ave, Fairfax, CA last sell?

403 Forrest Ave, Fairfax, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 403 Forrest Ave, Fairfax, CA?

403 Forrest Ave, Fairfax, CA has 3 bedrooms, 2.5 bathrooms, 2,195 square feet of living space and a 0.13-acre lot.

When was 403 Forrest Ave, Fairfax, CA built?

403 Forrest Ave, Fairfax, CA was built in 1910, making it 116 years old. It is a contemporary home. The building has 2 stories.

What schools serve 403 Forrest Ave, Fairfax, CA?

403 Forrest Ave, Fairfax, CA is assigned to Archie Williams High School (high), rated A+; Brookside Elementary School (elementary), rated B+; White Hill Middle School (middle), rated A. All sit in Tamalpais Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 403 Forrest Ave, Fairfax, CA compare to other homes in Fairfax 94930?

Among the 3,028 homes in Fairfax 94930, it is worth more than 75% of them ($1,465,760 against a typical $1,171,887), its price per square foot is higher than 23% of them ($668 against a typical $765), it is bigger than 82% of them (2,195 ft² against a typical 1,570 ft²), its lot is bigger than 33% of them (0.13 ac against a typical 0.17 ac) and it is newer than 3% of them (1910 against a typical 1954). Measured against all of Marin County, it is worth more than 53% 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 403 Forrest Ave, Fairfax, CA?

The 2025 property tax bill for 403 Forrest Ave, Fairfax, CA was $9,491. The county assessed it at $610,735.

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