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Single Family ResidenceResidential
$606,386$443 / 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 $375,000 on Dec 20, 2018

1720 GREENEICH AVE

SANTA ROSA, CA 95401
4
Beds
2
Baths
1,370 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.
4,005 ft²
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
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

$606K
$588K low$624K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$375,000 · Dec 20, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,800 (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.$426,679 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$170,671
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$256,008
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$418,314

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.19
69
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.40 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
Lot (acres)The size of the land the home sits on, from county records.0.09
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Floor/Wall Furnace
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(7)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Helen M. Lehman Elementary SchoolD-
Elementary · Grades KG–6 · 0.3 mi
M
Hilliard Comstock Middle SchoolF
Middle · Grades 7–8 · 0.4 mi
H
Piner High SchoolC
High · Grades 9–12 · 1.3 mi

District: Santa Rosa Elementary School District

Neighborhood · ZIP 95401These 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.81
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 100.474

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.37,940
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,831 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,042
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,933
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%

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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

1720 Greeneich 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 less than 77% of homes in Sonoma County
  • Costs less per square foot than 66% of homes in Sonoma County
  • Has a smaller lot than 84% of homes in Sonoma County
  • Older than 66% of homes in Santa Rosa 95401

What homes are worth in Santa Rosa 95401

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

This home
$332K$1.4M

This home is worth more than 50% of homes in Santa Rosa 95401.

How it measures up in Santa Rosa 95401

The dot is this home. The mark in the middle is the typical home in Santa Rosa 95401.

Estimated value$606,386
CheaperTypical $607,984Pricier

Pricier than 50% of homes nearby

Price per ft²$443
CheaperTypical $438Pricier

Pricier than 52% of homes nearby

Living area1,370 ft²
SmallerTypical 1,378 ft²Bigger

Bigger than 49% of homes nearby

Lot size4,005 ft²
SmallerTypical 0.15 acBigger

Bigger than 21% of homes nearby

Year built1970
OlderTypical 1977Newer

Newer than 34% of homes nearby

How 1720 Greeneich Ave ranks against every home in each area.
MeasureThis homeSanta Rosa 95401Sonoma County
Estimated valuepricier than$606,38650% of homes23% of homes
Price per ft²pricier than$44352% of homes34% of homes
Living areabigger than1,370 ft²49% of homes37% of homes
Lot sizebigger than4,005 ft²21% of homes16% of homes
Year builtnewer than197034% of homes35% of homes

About 1720 Greeneich Ave

How much is 1720 Greeneich Ave, Santa Rosa, CA worth?

The TopHap Estimate for 1720 Greeneich Ave, Santa Rosa, CA is $606,386 as of Jul 14, 2026. The likely range is $588,320 to $624,452. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1720 Greeneich Ave, Santa Rosa, CA last sell?

1720 Greeneich Ave, Santa Rosa, CA last sold on Dec 20, 2018 for $375,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1720 Greeneich Ave, Santa Rosa, CA?

1720 Greeneich Ave, Santa Rosa, CA has 4 bedrooms, 2 bathrooms, 1,370 square feet of living space and a 0.09-acre lot.

When was 1720 Greeneich Ave, Santa Rosa, CA built?

1720 Greeneich Ave, Santa Rosa, CA was built in 1970, making it 56 years old. The building has 2 stories.

What schools serve 1720 Greeneich Ave, Santa Rosa, CA?

1720 Greeneich Ave, Santa Rosa, CA is assigned to Helen M. Lehman Elementary School (elementary), rated D-; Hilliard Comstock Middle School (middle), rated F; Piner High School (high), rated C. All sit in Santa Rosa Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1720 Greeneich Ave, Santa Rosa, CA compare to other homes in Santa Rosa 95401?

Among the 9,916 homes in Santa Rosa 95401, it is worth more than 50% of them ($606,386 against a typical $607,984), its price per square foot is higher than 52% of them ($443 against a typical $438), it is bigger than 49% of them (1,370 ft² against a typical 1,378 ft²), its lot is bigger than 21% of them (4,005 ft² against a typical 0.15 ac) and it is newer than 34% of them (1970 against a typical 1977). Measured against all of Sonoma County, it is worth more than 23% 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 1720 Greeneich Ave, Santa Rosa, CA?

The 2025 property tax bill for 1720 Greeneich Ave, Santa Rosa, CA was $4,800. The county assessed it at $426,679.

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