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Single Family ResidenceResidential
$367,692$589 / 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 $270,000 on Jan 20, 2015

11131 MOUNTAIN AVE

RIVERSIDE, CA 92505
2
Beds
1
Baths
624 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$368K
$346K low$390K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$270,000 · Jan 20, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,678 (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.$330,979 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$73,547
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$257,432
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$324,490
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$385,650

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.Bungalow
CountyRIVERSIDE
Lot (acres)The size of the land the home sits on, from county records.0.25
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Rock / Gravel
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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.

E
Valley View Elementary SchoolD+
Elementary · Grades KG–5 · 0.9 mi
H
La Sierra High SchoolC-
High · Grades 9–12 · 1.1 mi
M
Villegas Middle SchoolB
Middle · Grades 6–8 · 2.8 mi

District: Alvord Unified School District

Neighborhood · ZIP 92505These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.296

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.53,012
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,326 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,440
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,650
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.12 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

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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

11131 Mountain 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 97% of homes in Riverside 92505
  • Costs more per square foot than 98% of homes in La Sierra
  • Among the smallest homes in La Sierra
  • Has a bigger lot than 77% of homes in La Sierra
  • Older than 97% of homes in Riverside County

What homes are worth in Riverside 92505

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

This home
$302K$963K

This home is worth more than 3% of homes in Riverside 92505.

How it measures up in Riverside 92505

The dot is this home. The mark in the middle is the typical home in Riverside 92505.

Estimated value$367,692
CheaperTypical $596,171Pricier

Pricier than 3% of homes nearby

Price per ft²$589
CheaperTypical $386Pricier

Pricier than 98% of homes nearby

Living area624 ft²
SmallerTypical 1,512 ft²Bigger

Smaller than almost all homes nearby

Lot size0.25 ac
SmallerTypical 0.2 acBigger

Bigger than 68% of homes nearby

Year built1948
OlderTypical 1977Newer

Newer than 8% of homes nearby

How 11131 Mountain Ave ranks against every home in each area.
MeasureThis homeLa SierraRiverside 92505Riverside County
Estimated valuepricier than$367,6924% of homes3% of homes11% of homes
Price per ft²pricier than$58998% of homes98% of homes97% of homes
Living areabigger than624 ft²almost no homesalmost no homesalmost no homes
Lot sizebigger than0.25 ac77% of homes68% of homes63% of homes
Year builtnewer than19488% of homes8% of homes3% of homes

About 11131 Mountain Ave

How much is 11131 Mountain Ave, Riverside, CA worth?

The TopHap Estimate for 11131 Mountain Ave, Riverside, CA is $367,692 as of Aug 30, 2026. The likely range is $345,613 to $389,771. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11131 Mountain Ave, Riverside, CA last sell?

11131 Mountain Ave, Riverside, CA last sold on Jan 20, 2015 for $270,000, according to the county's recorded deed.

How big is 11131 Mountain Ave, Riverside, CA?

11131 Mountain Ave, Riverside, CA has 2 bedrooms, 1 bathrooms, 624 square feet of living space and a 0.25-acre lot.

When was 11131 Mountain Ave, Riverside, CA built?

11131 Mountain Ave, Riverside, CA was built in 1948, making it 78 years old. It is a bungalow home. The building has 1 story.

What schools serve 11131 Mountain Ave, Riverside, CA?

11131 Mountain Ave, Riverside, CA is assigned to Valley View Elementary School (elementary), rated D+; La Sierra High School (high), rated C-; Villegas Middle School (middle), rated B. All sit in Alvord Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11131 Mountain Ave, Riverside, CA compare to other homes in Riverside 92505?

Among the 10,242 homes in Riverside 92505, it is worth more than 3% of them ($367,692 against a typical $596,171), its price per square foot is higher than 98% of them ($589 against a typical $386), it is bigger than almost none of them (624 ft² against a typical 1,512 ft²), its lot is bigger than 68% of them (0.25 ac against a typical 0.2 ac) and it is newer than 8% of them (1948 against a typical 1977). Measured against all of Riverside County, it is worth more than 11% 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 11131 Mountain Ave, Riverside, CA?

The 2025 property tax bill for 11131 Mountain Ave, Riverside, CA was $4,678. The county assessed it at $330,979.

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