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Single Family ResidenceResidential
$675,048$439 / 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 $156,500 on Oct 28, 1994

3645 BANYAN PL

SANTA ROSA, CA 95403
4
Beds
2
Baths
1,539 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
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.

Valuation

$675K
$654K low$697K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$156,500 · Oct 28, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,243 (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.$291,090 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$128,666
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$162,424
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$285,384

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.29
61
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
58
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.25 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.Custom Design
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.1977
Lot (acres)The size of the land the home sits on, from county records.0.16
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.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(4)

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
Jack London Elementary SchoolC
Elementary · Grades KG–6 · 1.2 mi
M
Hilliard Comstock Middle SchoolF
Middle · Grades 7–8 · 1.6 mi
H
Piner High SchoolC-
High · Grades 9–12 · 1.8 mi

District: Santa Rosa High School District

Neighborhood · ZIP 95403These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.511

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.19%
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.1.2%
PopulationHow many people live in this area.43,826
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,997 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$96,508
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,029
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

3645 Banyan Pl 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 66% of homes in Sonoma County
  • Costs less per square foot than 68% of homes in Sonoma County
  • Older than 76% of homes in Santa Rosa 95403

What homes are worth in Santa Rosa 95403

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

This home
$309K$2.1M

This home is worth more than 38% of homes in Santa Rosa 95403.

How it measures up in Santa Rosa 95403

The dot is this home. The mark in the middle is the typical home in Santa Rosa 95403.

Estimated value$675,048
CheaperTypical $714,147Pricier

Pricier than 38% of homes nearby

Price per ft²$439
CheaperTypical $442Pricier

Pricier than 49% of homes nearby

Living area1,539 ft²
SmallerTypical 1,641 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.16 ac
SmallerTypical 0.15 acBigger

Bigger than 54% of homes nearby

Year built1976
OlderTypical 1989Newer

Newer than 24% of homes nearby

How 3645 Banyan Pl ranks against every home in each area.
MeasureThis homeSanta Rosa 95403Sonoma County
Estimated valuepricier than$675,04838% of homes34% of homes
Price per ft²pricier than$43949% of homes32% of homes
Living areabigger than1,539 ft²43% of homes48% of homes
Lot sizebigger than0.16 ac54% of homes46% of homes
Year builtnewer than197624% of homes46% of homes

About 3645 Banyan Pl

How much is 3645 Banyan Pl, Santa Rosa, CA worth?

The TopHap Estimate for 3645 Banyan Pl, Santa Rosa, CA is $675,048 as of Sep 24, 2026. The likely range is $653,508 to $696,588. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3645 Banyan Pl, Santa Rosa, CA last sell?

3645 Banyan Pl, Santa Rosa, CA last sold on Oct 28, 1994 for $156,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3645 Banyan Pl, Santa Rosa, CA?

3645 Banyan Pl, Santa Rosa, CA has 4 bedrooms, 2 bathrooms, 1,539 square feet of living space and a 0.16-acre lot.

When was 3645 Banyan Pl, Santa Rosa, CA built?

3645 Banyan Pl, Santa Rosa, CA was built in 1976, making it 50 years old. It is a custom design home. The building has 1 story.

What schools serve 3645 Banyan Pl, Santa Rosa, CA?

3645 Banyan Pl, Santa Rosa, CA is assigned to Jack London Elementary School (elementary), rated C; Hilliard Comstock Middle School (middle), rated F; Piner High School (high), rated C-. All sit in Santa Rosa High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3645 Banyan Pl, Santa Rosa, CA compare to other homes in Santa Rosa 95403?

Among the 12,673 homes in Santa Rosa 95403, it is worth more than 38% of them ($675,048 against a typical $714,147), its price per square foot is higher than 49% of them ($439 against a typical $442), it is bigger than 43% of them (1,539 ft² against a typical 1,641 ft²), its lot is bigger than 54% of them (0.16 ac against a typical 0.15 ac) and it is newer than 24% of them (1976 against a typical 1989). Measured against all of Sonoma County, it is worth more than 34% 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 3645 Banyan Pl, Santa Rosa, CA?

The 2025 property tax bill for 3645 Banyan Pl, Santa Rosa, CA was $3,243. The county assessed it at $291,090.

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