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Single Family ResidenceResidential
$692,408$418 / 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 93How 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 $565,000 on Aug 23, 2018

3617 KOSO ST

DAVIS, CA 95618
3
Beds
2.5
Baths
1,658 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1993
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$692K
$642K low$742K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$565,000 · Aug 23, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,567 (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.$642,869 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$227,563
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$415,306
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$630,264

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.0.12
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(11)

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 · 1.2 mi
E
Pioneer Elementary SchoolA+
Elementary · Grades KG–6 · 1.2 mi
H
Davis Senior High SchoolA+
High · Grades 10–12 · 2.4 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

3617 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 less than 85% of homes in Willowcreek
  • Costs less per square foot than 80% of homes in Willowcreek
  • Smaller than 81% of homes in Willowcreek
  • Has a smaller lot than 79% of homes in Willowcreek

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 36% 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$692,408
CheaperTypical $789,235Pricier

Pricier than 36% of homes nearby

Price per ft²$418
CheaperTypical $448Pricier

Pricier than 25% of homes nearby

Living area1,658 ft²
SmallerTypical 1,794 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.12 ac
SmallerTypical 0.16 acBigger

Bigger than 21% of homes nearby

Year built1993
OlderTypical 1991Newer

Newer than 57% of homes nearby

How 3617 Koso St ranks against every home in each area.
MeasureThis homeWillowcreekDavis 95618Yolo County
Estimated valuepricier than$692,40815% of homes36% of homes67% of homes
Price per ft²pricier than$41820% of homes25% of homes71% of homes
Living areabigger than1,658 ft²19% of homes43% of homes50% of homes
Lot sizebigger than0.12 ac21% of homes21% of homes22% of homes
Year builtnewer than199336% of homes57% of homes63% of homes

About 3617 Koso St

How much is 3617 Koso St, Davis, CA worth?

The TopHap Estimate for 3617 Koso St, Davis, CA is $692,408 as of Aug 30, 2026. The likely range is $642,391 to $742,425. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3617 Koso St, Davis, CA last sell?

3617 Koso St, Davis, CA last sold on Aug 23, 2018 for $565,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 3617 Koso St, Davis, CA?

3617 Koso St, Davis, CA has 3 bedrooms, 2.5 bathrooms, 1,658 square feet of living space and a 0.12-acre lot.

When was 3617 Koso St, Davis, CA built?

3617 Koso St, Davis, CA was built in 1993, making it 33 years old. The building has 2 stories.

What schools serve 3617 Koso St, Davis, CA?

3617 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 3617 Koso St, Davis, CA compare to other homes in Davis 95618?

Among the 7,332 homes in Davis 95618, it is worth more than 36% of them ($692,408 against a typical $789,235), its price per square foot is higher than 25% of them ($418 against a typical $448), it is bigger than 43% of them (1,658 ft² against a typical 1,794 ft²), its lot is bigger than 21% of them (0.12 ac against a typical 0.16 ac) and it is newer than 57% of them (1993 against a typical 1991). Measured against all of Yolo County, it is worth more than 67% 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 3617 Koso St, Davis, CA?

The 2025 property tax bill for 3617 Koso St, Davis, CA was $8,567. The county assessed it at $642,869.

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