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Single Family ResidenceResidential
$534,268$402 / 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 95How 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

558 KEY AVE

RIPON, CA 95366
2
Beds
1
Baths
1,328 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
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

$534K
$505K low$563K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,871 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$301,485 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$81,519
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$219,966
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$295,574
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$417,690

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySAN JOAQUIN
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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.No Garage
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(12)

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(3)

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

H
Harvest High SchoolC+
High · Grades 9–12 · 0.2 mi
E
Ripon Elementary SchoolA-
Elementary · Grades KG–8 · 0.3 mi

District: Ripon Unified School District

Neighborhood · ZIP 95366These 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.65
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.156

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.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.0%
PopulationHow many people live in this area.19,173
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.559 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,143
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,108
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.13 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

558 Key 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 75% of homes in Ripon 95366
  • Costs more per square foot than 93% of homes in San Joaquin County
  • Smaller than 82% of homes in Ripon 95366
  • Has a smaller lot than 90% of homes in Ripon 95366
  • Older than 90% of homes in Ripon 95366

What homes are worth in Ripon 95366

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

This home
$386K$1.4M

This home is worth more than 25% of homes in Ripon 95366.

How it measures up in Ripon 95366

The dot is this home. The mark in the middle is the typical home in Ripon 95366.

Estimated value$534,268
CheaperTypical $659,265Pricier

Pricier than 25% of homes nearby

Price per ft²$402
CheaperTypical $342Pricier

Pricier than 82% of homes nearby

Living area1,328 ft²
SmallerTypical 1,975 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.13 ac
SmallerTypical 0.18 acBigger

Bigger than 10% of homes nearby

Year built1950
OlderTypical 1992Newer

Newer than 10% of homes nearby

How 558 Key Ave ranks against every home in each area.
MeasureThis homeRipon 95366San Joaquin County
Estimated valuepricier than$534,26825% of homes55% of homes
Price per ft²pricier than$40282% of homes93% of homes
Living areabigger than1,328 ft²18% of homes26% of homes
Lot sizebigger than0.13 ac10% of homes30% of homes
Year builtnewer than195010% of homes14% of homes

About 558 Key Ave

How much is 558 Key Ave, Ripon, CA worth?

The TopHap Estimate for 558 Key Ave, Ripon, CA is $534,268 as of Sep 24, 2026. The likely range is $505,294 to $563,242. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 558 Key Ave, Ripon, CA last sell?

558 Key Ave, Ripon, CA last sold on Mar 15, 2013, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 558 Key Ave, Ripon, CA?

558 Key Ave, Ripon, CA has 2 bedrooms, 1 bathrooms, 1,328 square feet of living space and a 0.13-acre lot.

When was 558 Key Ave, Ripon, CA built?

558 Key Ave, Ripon, CA was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 558 Key Ave, Ripon, CA?

558 Key Ave, Ripon, CA is assigned to Harvest High School (high), rated C+; Ripon Elementary School (elementary), rated A-. All sit in Ripon Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 558 Key Ave, Ripon, CA compare to other homes in Ripon 95366?

Among the 5,379 homes in Ripon 95366, it is worth more than 25% of them ($534,268 against a typical $659,265), its price per square foot is higher than 82% of them ($402 against a typical $342), it is bigger than 18% of them (1,328 ft² against a typical 1,975 ft²), its lot is bigger than 10% of them (0.13 ac against a typical 0.18 ac) and it is newer than 10% of them (1950 against a typical 1992). Measured against all of San Joaquin County, it is worth more than 55% 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 558 Key Ave, Ripon, CA?

The 2026 property tax bill for 558 Key Ave, Ripon, CA was $3,871. The county assessed it at $301,485.

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