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Single Family ResidenceResidential
$1,524,396$627 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $1,687,000 on Dec 3, 2018

100 FREY RD

SANTA ROSA, CA 95409
3
Beds
2.5
Baths
2,433 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.
5 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.5M
$1.5M low$1.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,687,000 · Dec 3, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,112 (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.$605,059 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$259,184
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$345,875
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$593,196

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.24
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
84
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
36
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
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.1979
Lot (acres)The size of the land the home sits on, from county records.5.00
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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.Yes

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.

E
Kenwood Elementary SchoolA-
Elementary · Grades KG–6 · 1.1 mi
H
Maria Carrillo High SchoolA+
High · Grades 9–12 · 6.2 mi
M
Rincon Valley Middle SchoolC+
Middle · Grades 7–8 · 6.7 mi

District: Kenwood Elementary School District

Neighborhood · ZIP 95409These 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.105
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 100.459

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.24,776
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.847 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$99,190
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$126,830
Average tempThe average temperature here across a full year.58°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

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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 Frey Rd 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 97% of homes in Santa Rosa 95409
  • Costs more per square foot than 96% of homes in Santa Rosa 95409
  • Bigger than 87% of homes in Sonoma County
  • Has a bigger lot than 95% of homes in Santa Rosa 95409

What homes are worth in Santa Rosa 95409

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

This home
$394K$1.7M

This home is worth more than 97% of homes in Santa Rosa 95409.

How it measures up in Santa Rosa 95409

The dot is this home. The mark in the middle is the typical home in Santa Rosa 95409.

Estimated value$1,524,396
CheaperTypical $795,167Pricier

Pricier than 97% of homes nearby

Price per ft²$627
CheaperTypical $463Pricier

Pricier than 96% of homes nearby

Living area2,433 ft²
SmallerTypical 1,672 ft²Bigger

Bigger than 85% of homes nearby

Lot size5 ac
SmallerTypical 0.18 acBigger

Bigger than 95% of homes nearby

Year built1978
OlderTypical 1976Newer

Newer than 59% of homes nearby

How 100 Frey Rd ranks against every home in each area.
MeasureThis homeSanta Rosa 95409Sonoma County
Estimated valuepricier than$1,524,39697% of homes92% of homes
Price per ft²pricier than$62796% of homes79% of homes
Living areabigger than2,433 ft²85% of homes87% of homes
Lot sizebigger than5 ac95% of homes94% of homes
Year builtnewer than197859% of homes51% of homes

About 100 Frey Rd

How much is 100 Frey Rd, Santa Rosa, CA worth?

The TopHap Estimate for 100 Frey Rd, Santa Rosa, CA is $1,524,396 as of Jul 14, 2026. The likely range is $1,472,076 to $1,576,716. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Frey Rd, Santa Rosa, CA last sell?

100 Frey Rd, Santa Rosa, CA last sold on Dec 3, 2018 for $1,687,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 100 Frey Rd, Santa Rosa, CA?

100 Frey Rd, Santa Rosa, CA has 3 bedrooms, 2.5 bathrooms, 2,433 square feet of living space and a 5.00-acre lot.

When was 100 Frey Rd, Santa Rosa, CA built?

100 Frey Rd, Santa Rosa, CA was built in 1978, making it 48 years old. The building has 2 stories.

What schools serve 100 Frey Rd, Santa Rosa, CA?

100 Frey Rd, Santa Rosa, CA is assigned to Kenwood Elementary School (elementary), rated A-; Maria Carrillo High School (high), rated A+; Rincon Valley Middle School (middle), rated C+. All sit in Kenwood Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Frey Rd, Santa Rosa, CA compare to other homes in Santa Rosa 95409?

Among the 10,286 homes in Santa Rosa 95409, it is worth more than 97% of them ($1,524,396 against a typical $795,167), its price per square foot is higher than 96% of them ($627 against a typical $463), it is bigger than 85% of them (2,433 ft² against a typical 1,672 ft²), its lot is bigger than 95% of them (5 ac against a typical 0.18 ac) and it is newer than 59% of them (1978 against a typical 1976). Measured against all of Sonoma County, it is worth more than 92% 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 Frey Rd, Santa Rosa, CA?

The 2025 property tax bill for 100 Frey Rd, Santa Rosa, CA was $7,112. The county assessed it at $605,059.

More homes on Frey Rd

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More homes in Santa Rosa 95409

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