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Single Family ResidenceResidential
$289,044$147 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $290,000 on Jan 30, 2026

640 WALNUT ST

WEST SACRAMENTO, CA 95691
4
Beds
2
Baths
1,972 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.
0.48 ac
Lot SizeThe size of the land the home sits on, from county records.
1941
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$289K
$255K low$324K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$290,000 · Jan 30, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,584 (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.$382,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$122,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$260,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$375,000

Climate Risk

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.34%
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.area not mapped

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.Conventional
CountyYOLO
Lot (acres)The size of the land the home sits on, from county records.0.48
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.Wall Unit
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.

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

E
Westfield Village Elementary SchoolD
Elementary · Grades KG–7 · 0.3 mi
H
River City High SchoolB
High · Grades 9–12 · 2.5 mi

District: Washington Unified School District

Neighborhood · ZIP 95691These 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.79
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 100.125

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.23%
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.1.7%
PopulationHow many people live in this area.42,114
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.630 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,980
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,634
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.20 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

640 Walnut St 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 97% of homes in West Sacramento 95691
  • Among the lowest price per square foot in Michigan - Glide - Sutter
  • Bigger than 93% of homes in Michigan - Glide - Sutter
  • Has a bigger lot than 91% of homes in Yolo County
  • Older than 97% of homes in West Sacramento 95691

What homes are worth in West Sacramento 95691

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

This home
$266K$942K

This home is worth more than 3% of homes in West Sacramento 95691.

How it measures up in West Sacramento 95691

The dot is this home. The mark in the middle is the typical home in West Sacramento 95691.

Estimated value$289,044
CheaperTypical $538,832Pricier

Pricier than 3% of homes nearby

Price per ft²$147
CheaperTypical $310Pricier

Cheaper than almost all homes nearby

Living area1,972 ft²
SmallerTypical 1,698 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.48 ac
SmallerTypical 0.14 acBigger

Bigger than 90% of homes nearby

Year built1941
OlderTypical 2001Newer

Newer than 3% of homes nearby

How 640 Walnut St ranks against every home in each area.
MeasureThis homeMichigan - Glide - SutterWest Sacramento 95691Yolo County
Estimated valuepricier than$289,0449% of homes3% of homes3% of homes
Price per ft²pricier than$147almost no homesalmost no homesalmost no homes
Living areabigger than1,972 ft²93% of homes63% of homes64% of homes
Lot sizebigger than0.48 ac83% of homes90% of homes91% of homes
Year builtnewer than19415% of homes3% of homes5% of homes

About 640 Walnut St

How much is 640 Walnut St, West Sacramento, CA worth?

The TopHap Estimate for 640 Walnut St, West Sacramento, CA is $289,044 as of Aug 30, 2026. The likely range is $254,562 to $323,526. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Walnut St, West Sacramento, CA last sell?

640 Walnut St, West Sacramento, CA last sold on Jan 30, 2026 for $290,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 640 Walnut St, West Sacramento, CA?

640 Walnut St, West Sacramento, CA has 4 bedrooms, 2 bathrooms, 1,972 square feet of living space and a 0.48-acre lot.

When was 640 Walnut St, West Sacramento, CA built?

640 Walnut St, West Sacramento, CA was built in 1941, making it 85 years old. It is a conventional home. The building has 2 stories.

What schools serve 640 Walnut St, West Sacramento, CA?

640 Walnut St, West Sacramento, CA is assigned to Westfield Village Elementary School (elementary), rated D; River City High School (high), rated B. All sit in Washington Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Walnut St, West Sacramento, CA compare to other homes in West Sacramento 95691?

Among the 11,754 homes in West Sacramento 95691, it is worth more than 3% of them ($289,044 against a typical $538,832), its price per square foot is higher than almost none of them ($147 against a typical $310), it is bigger than 63% of them (1,972 ft² against a typical 1,698 ft²), its lot is bigger than 90% of them (0.48 ac against a typical 0.14 ac) and it is newer than 3% of them (1941 against a typical 2001). Measured against all of Yolo County, it is worth more than 3% 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 640 Walnut St, West Sacramento, CA?

The 2025 property tax bill for 640 Walnut St, West Sacramento, CA was $5,584. The county assessed it at $382,500.

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