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Rural ResidenceResidential
$554,397$230 / 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
Last sold for $360,000 on Sep 28, 2018

21863 EXCELSIOR AVE

RIVERDALE, CA 93656
4
Beds
3
Baths
2,411 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.
1.61 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.
4
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

$554K
$525K low$584K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$360,000 · Sep 28, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,362 (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.$409,613 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$136,537
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$273,076
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$401,582

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.45
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
77
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
2
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
77
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Rural Residence
CountyKINGS
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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
Fipps Primary SchoolC-
Elementary · Grades KG–3 · 1.7 mi
H
Riverdale High SchoolC+
High · Grades 9–12 · 2.1 mi
M
Riverdale Elementary SchoolC
Middle · Grades 4–8 · 2.4 mi

District: Riverdale Joint Unified School District

Neighborhood · ZIP 93656These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.141

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.6.5%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.4%
PopulationHow many people live in this area.7,512
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.37 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,792
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,407
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.8 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

21863 Excelsior 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.

  • Among the most valuable homes in Riverdale 93656
  • Costs more per square foot than 85% of homes in Riverdale 93656
  • Bigger than 94% of homes in Riverdale 93656
  • Has a bigger lot than 93% of homes in Kings County
  • Newer than 81% of homes in Riverdale 93656

What homes are worth in Riverdale 93656

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

This home
$125K$511K

This home is worth more than almost all homes in Riverdale 93656.

How it measures up in Riverdale 93656

The dot is this home. The mark in the middle is the typical home in Riverdale 93656.

Estimated value$554,397
CheaperTypical $270,656Pricier

Pricier than almost all homes nearby

Price per ft²$230
CheaperTypical $197Pricier

Pricier than 85% of homes nearby

Living area2,411 ft²
SmallerTypical 1,371 ft²Bigger

Bigger than 94% of homes nearby

Lot size1.61 ac
SmallerTypical 0.19 acBigger

Bigger than 83% of homes nearby

Year built1999
OlderTypical 1969Newer

Newer than 81% of homes nearby

How 21863 Excelsior Ave ranks against every home in each area.
MeasureThis homeRiverdale 93656Kings County
Estimated valuepricier than$554,397almost all homes94% of homes
Price per ft²pricier than$23085% of homes58% of homes
Living areabigger than2,411 ft²94% of homes90% of homes
Lot sizebigger than1.61 ac83% of homes93% of homes
Year builtnewer than199981% of homes68% of homes

About 21863 Excelsior Ave

How much is 21863 Excelsior Ave, Riverdale, CA worth?

The TopHap Estimate for 21863 Excelsior Ave, Riverdale, CA is $554,397 as of Sep 24, 2026. The likely range is $524,980 to $583,814. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21863 Excelsior Ave, Riverdale, CA last sell?

21863 Excelsior Ave, Riverdale, CA last sold on Sep 28, 2018 for $360,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21863 Excelsior Ave, Riverdale, CA?

21863 Excelsior Ave, Riverdale, CA has 4 bedrooms, 3 bathrooms and 2,411 square feet of living space.

When was 21863 Excelsior Ave, Riverdale, CA built?

21863 Excelsior Ave, Riverdale, CA was built in 1999, making it 27 years old. The building has 2 stories.

What schools serve 21863 Excelsior Ave, Riverdale, CA?

21863 Excelsior Ave, Riverdale, CA is assigned to Fipps Primary School (elementary), rated C-; Riverdale High School (high), rated C+; Riverdale Elementary School (middle), rated C. All sit in Riverdale Joint Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21863 Excelsior Ave, Riverdale, CA compare to other homes in Riverdale 93656?

Among the 1,228 homes in Riverdale 93656, it is worth more than almost all of them ($554,397 against a typical $270,656), its price per square foot is higher than 85% of them ($230 against a typical $197), it is bigger than 94% of them (2,411 ft² against a typical 1,371 ft²), its lot is bigger than 83% of them (1.61 ac against a typical 0.19 ac) and it is newer than 81% of them (1999 against a typical 1969). Measured against all of Kings County, it is worth more than 94% 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 21863 Excelsior Ave, Riverdale, CA?

The 2025 property tax bill for 21863 Excelsior Ave, Riverdale, CA was $4,362. The county assessed it at $409,613.

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