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Single Family ResidenceResidential
$876,893$447 / 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 94How 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 $226,500 on Nov 1, 1999

3438 KOSO ST

DAVIS, CA 95618
3
Beds
2.5
Baths
1,960 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
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

$877K
$824K low$930K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$226,500 · Nov 1, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,086 (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.$354,589 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$86,210
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$268,379
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$347,637

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyYOLO
Lot (acres)The size of the land the home sits on, from county records.0.10
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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.

M
Frances Ellen Watkins Harper Junior High SchoolB-
Middle · Grades 7–9 · 1.3 mi
E
Pioneer Elementary SchoolA+
Elementary · Grades KG–6 · 1.4 mi
H
Davis Senior High SchoolA+
High · Grades 10–12 · 2.3 mi

District: Davis Joint Unified School District

Neighborhood · ZIP 95618These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.157

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.27,302
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.708 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,592
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,459
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

3438 Koso 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 more than 85% of homes in Yolo County
  • Costs more per square foot than 80% of homes in Yolo County
  • Has a smaller lot than 95% of homes in Willowcreek
  • Newer than 82% of homes in Davis 95618

What homes are worth in Davis 95618

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

This home
$283K$1.8M

This home is worth more than 59% of homes in Davis 95618.

How it measures up in Davis 95618

The dot is this home. The mark in the middle is the typical home in Davis 95618.

Estimated value$876,893
CheaperTypical $789,235Pricier

Pricier than 59% of homes nearby

Price per ft²$447
CheaperTypical $448Pricier

Pricier than 49% of homes nearby

Living area1,960 ft²
SmallerTypical 1,794 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.1 ac
SmallerTypical 0.16 acBigger

Bigger than 17% of homes nearby

Year built1999
OlderTypical 1991Newer

Newer than 82% of homes nearby

How 3438 Koso St ranks against every home in each area.
MeasureThis homeWillowcreekDavis 95618Yolo County
Estimated valuepricier than$876,89342% of homes59% of homes85% of homes
Price per ft²pricier than$44756% of homes49% of homes80% of homes
Living areabigger than1,960 ft²37% of homes55% of homes64% of homes
Lot sizebigger than0.1 ac5% of homes17% of homes14% of homes
Year builtnewer than199973% of homes82% of homes71% of homes

About 3438 Koso St

How much is 3438 Koso St, Davis, CA worth?

The TopHap Estimate for 3438 Koso St, Davis, CA is $876,893 as of Aug 30, 2026. The likely range is $823,621 to $930,165. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3438 Koso St, Davis, CA last sell?

3438 Koso St, Davis, CA last sold on Nov 1, 1999 for $226,500, according to the county's recorded deed.

How big is 3438 Koso St, Davis, CA?

3438 Koso St, Davis, CA has 3 bedrooms, 2.5 bathrooms, 1,960 square feet of living space and a 0.10-acre lot.

When was 3438 Koso St, Davis, CA built?

3438 Koso St, Davis, CA was built in 1999, making it 27 years old. The building has 2 stories.

What schools serve 3438 Koso St, Davis, CA?

3438 Koso St, Davis, CA is assigned to Frances Ellen Watkins Harper Junior High School (middle), rated B-; Pioneer Elementary School (elementary), rated A+; Davis Senior High School (high), rated A+. All sit in Davis Joint Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3438 Koso St, Davis, CA compare to other homes in Davis 95618?

Among the 7,332 homes in Davis 95618, it is worth more than 59% of them ($876,893 against a typical $789,235), its price per square foot is higher than 49% of them ($447 against a typical $448), it is bigger than 55% of them (1,960 ft² against a typical 1,794 ft²), its lot is bigger than 17% of them (0.1 ac against a typical 0.16 ac) and it is newer than 82% of them (1999 against a typical 1991). Measured against all of Yolo County, it is worth more than 85% 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 3438 Koso St, Davis, CA?

The 2025 property tax bill for 3438 Koso St, Davis, CA was $6,086. The county assessed it at $354,589.

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