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Single Family ResidenceResidential
$645,537$598 / 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 Sep 24, 2026
Last sold for $600,000 on Nov 23, 2022

391 ARLEN DR

ROHNERT PARK, CA 94928
3
Beds
2
Baths
1,080 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1958
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
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

$646K
$625K low$666K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$600,000 · Nov 23, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,274 (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.$636,723 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$254,689
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$382,034
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$624,240

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.14
46
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.11 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
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.1985
Lot (acres)The size of the land the home sits on, from county records.0.18
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Yes
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.No

Transaction History(6)

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
John Reed Elementary SchoolD-
Elementary · Grades KG–5 · 0.1 mi
M
Technology Middle SchoolF
Middle · Grades 6–8 · 0.3 mi
H
Rancho Cortate High SchoolC-
High · Grades 9–12 · 1.2 mi

District: Cotati-Rohnert Park Unified School District

Neighborhood · ZIP 94928These 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.74
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 100.429

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.38,270
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,396 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,170
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,834
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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

391 Arlen Dr 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 less than 71% of homes in Sonoma County
  • Costs more per square foot than 98% of homes in Rohnert Park 94928
  • Smaller than 86% of homes in Rohnert Park 94928
  • Has a bigger lot than 82% of homes in Rohnert Park 94928
  • Among the oldest homes in Rohnert Park 94928

What homes are worth in Rohnert Park 94928

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

This home
$320K$985K

This home is worth more than 41% of homes in Rohnert Park 94928.

How it measures up in Rohnert Park 94928

The dot is this home. The mark in the middle is the typical home in Rohnert Park 94928.

Estimated value$645,537
CheaperTypical $684,133Pricier

Pricier than 41% of homes nearby

Price per ft²$598
CheaperTypical $418Pricier

Pricier than 98% of homes nearby

Living area1,080 ft²
SmallerTypical 1,524 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.18 ac
SmallerTypical 0.13 acBigger

Bigger than 82% of homes nearby

Year built1958
OlderTypical 1980Newer

Older than almost all homes nearby

How 391 Arlen Dr ranks against every home in each area.
MeasureThis homeRohnert Park 94928Sonoma County
Estimated valuepricier than$645,53741% of homes29% of homes
Price per ft²pricier than$59898% of homes75% of homes
Living areabigger than1,080 ft²14% of homes16% of homes
Lot sizebigger than0.18 ac82% of homes57% of homes
Year builtnewer than1958almost no homes21% of homes

About 391 Arlen Dr

How much is 391 Arlen Dr, Rohnert Park, CA worth?

The TopHap Estimate for 391 Arlen Dr, Rohnert Park, CA is $645,537 as of Sep 24, 2026. The likely range is $625,373 to $665,701. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 391 Arlen Dr, Rohnert Park, CA last sell?

391 Arlen Dr, Rohnert Park, CA last sold on Nov 23, 2022 for $600,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 391 Arlen Dr, Rohnert Park, CA?

391 Arlen Dr, Rohnert Park, CA has 3 bedrooms, 2 bathrooms, 1,080 square feet of living space and a 0.18-acre lot.

When was 391 Arlen Dr, Rohnert Park, CA built?

391 Arlen Dr, Rohnert Park, CA was built in 1958, making it 68 years old. The building has 1 story.

What schools serve 391 Arlen Dr, Rohnert Park, CA?

391 Arlen Dr, Rohnert Park, CA is assigned to John Reed Elementary School (elementary), rated D-; Technology Middle School (middle), rated F; Rancho Cortate High School (high), rated C-. All sit in Cotati-Rohnert Park Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 391 Arlen Dr, Rohnert Park, CA compare to other homes in Rohnert Park 94928?

Among the 13,016 homes in Rohnert Park 94928, it is worth more than 41% of them ($645,537 against a typical $684,133), its price per square foot is higher than 98% of them ($598 against a typical $418), it is bigger than 14% of them (1,080 ft² against a typical 1,524 ft²), its lot is bigger than 82% of them (0.18 ac against a typical 0.13 ac) and it is newer than almost none of them (1958 against a typical 1980). Measured against all of Sonoma County, it is worth more than 29% 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 391 Arlen Dr, Rohnert Park, CA?

The 2025 property tax bill for 391 Arlen Dr, Rohnert Park, CA was $7,274. The county assessed it at $636,723.

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