Skip to content
Skip to content
TopHapOpen in map
Multi-Family Dwellings (Generic, Any Combination)Residential
$1,979,774$1,269 / 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 92How 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 $1,500,000 on Oct 22, 2018

2405 ROBERTS RD

PENNGROVE, CA 94951
3
Beds
2
Baths
1,560 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.
4.73 ac
Lot SizeThe size of the land the home sits on, from county records.
1937
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
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

$2M
$1.8M low$2.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,500,000 · Oct 22, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,637 (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.$1,806,106 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$682,695
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,123,411
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,770,693

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.23
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
82
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.Multi-Family Dwellings (Generic, Any Combination)
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.1940
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
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
Penngrove Elementary SchoolB+
Elementary · Grades KG–6 · 2.1 mi
M
Petaluma Junior High SchoolC-
Middle · Grades 7–8 · 6.7 mi
H
Petaluma High SchoolA-
High · Grades 9–12 · 7.1 mi

District: Petaluma City Elementary School District

Neighborhood · ZIP 94951These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.434

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.4%
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.4,227
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.312 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$119,607
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,317
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

2405 Roberts 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 Sonoma County
  • Among the highest price per square foot in Penngrove 94951
  • Smaller than 73% of homes in Penngrove 94951
  • Has a bigger lot than 94% of homes in Sonoma County
  • Older than 92% of homes in Sonoma County

What homes are worth in Penngrove 94951

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

This home
$718K$2.3M

This home is worth more than 95% of homes in Penngrove 94951.

How it measures up in Penngrove 94951

The dot is this home. The mark in the middle is the typical home in Penngrove 94951.

Estimated value$1,979,774
CheaperTypical $1,208,027Pricier

Pricier than 95% of homes nearby

Price per ft²$1269
CheaperTypical $625Pricier

Pricier than almost all homes nearby

Living area1,560 ft²
SmallerTypical 1,938 ft²Bigger

Bigger than 27% of homes nearby

Lot size4.73 ac
SmallerTypical 1.21 acBigger

Bigger than 88% of homes nearby

Year built1937
OlderTypical 1976Newer

Newer than 17% of homes nearby

How 2405 Roberts Rd ranks against every home in each area.
MeasureThis homePenngrove 94951Sonoma County
Estimated valuepricier than$1,979,77495% of homes97% of homes
Price per ft²pricier than$1269almost all homesalmost all homes
Living areabigger than1,560 ft²27% of homes50% of homes
Lot sizebigger than4.73 ac88% of homes94% of homes
Year builtnewer than193717% of homes8% of homes

About 2405 Roberts Rd

How much is 2405 Roberts Rd, Penngrove, CA worth?

The TopHap Estimate for 2405 Roberts Rd, Penngrove, CA is $1,979,774 as of Jul 14, 2026. The likely range is $1,830,435 to $2,129,113. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2405 Roberts Rd, Penngrove, CA last sell?

2405 Roberts Rd, Penngrove, CA last sold on Oct 22, 2018 for $1,500,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 2405 Roberts Rd, Penngrove, CA?

2405 Roberts Rd, Penngrove, CA has 3 bedrooms, 2 bathrooms and 1,560 square feet of living space.

When was 2405 Roberts Rd, Penngrove, CA built?

2405 Roberts Rd, Penngrove, CA was built in 1937, making it 89 years old. The building has 1 story.

What schools serve 2405 Roberts Rd, Penngrove, CA?

2405 Roberts Rd, Penngrove, CA is assigned to Penngrove Elementary School (elementary), rated B+; Petaluma Junior High School (middle), rated C-; Petaluma High School (high), rated A-. All sit in Petaluma City Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2405 Roberts Rd, Penngrove, CA compare to other homes in Penngrove 94951?

Among the 1,306 homes in Penngrove 94951, it is worth more than 95% of them ($1,979,774 against a typical $1,208,027), its price per square foot is higher than almost all of them ($1269 against a typical $625), it is bigger than 27% of them (1,560 ft² against a typical 1,938 ft²), its lot is bigger than 88% of them (4.73 ac against a typical 1.21 ac) and it is newer than 17% of them (1937 against a typical 1976). Measured against all of Sonoma County, it is worth more than 97% 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 2405 Roberts Rd, Penngrove, CA?

The 2025 property tax bill for 2405 Roberts Rd, Penngrove, CA was $20,637. The county assessed it at $1,806,106.

More homes on Roberts Rd

Closest homes

More homes in Penngrove 94951

Assigned schools

Explore the area

See this home in context

Open 2405 Roberts Rd 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