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Single Family ResidenceResidential
Last sold for $807,500 on Feb 27, 2026

17657 DIAMOND MOUNTAIN DR

RIVERSIDE, CA 92503
4
Beds
4.5
Baths
4,293 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
2026
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$807,500 · Feb 27, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,596 (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.$930,376 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$114,376
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$816,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$112,134

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.46
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
89
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
5
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
39
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyRIVERSIDE
Lot (acres)The size of the land the home sits on, from county records.0.29
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.Tile
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.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Lake Mathews Elementary SchoolA-
Elementary · Grades KG–6 · 0.8 mi
H
Arlington High SchoolC-
High · Grades 9–12 · 3.4 mi
M
Frank Augustus Miller Middle SchoolA-
Middle · Grades 7–8 · 5.0 mi

District: Riverside Unified School District

Neighborhood · ZIP 92503These 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.57
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.290

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.96,024
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,949 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,069
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,138
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

17657 Diamond Mountain Dr 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.

  • Bigger than 98% of homes in Riverside County
  • Has a smaller lot than 80% of homes in Woodcrest
  • Among the newest homes in Woodcrest

How it measures up in Riverside 92503

The dot is this home. The mark in the middle is the typical home in Riverside 92503.

Living area4,293 ft²
SmallerTypical 1,536 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.29 ac
SmallerTypical 0.19 acBigger

Bigger than 76% of homes nearby

Year built2026
OlderTypical 1978Newer

Newer than almost all homes nearby

How 17657 Diamond Mountain Dr ranks against every home in each area.
MeasureThis homeWoodcrestRiverside 92503Riverside County
Living areabigger than4,293 ft²92% of homes97% of homes98% of homes
Lot sizebigger than0.29 ac20% of homes76% of homes66% of homes
Year builtnewer than2026almost all homesalmost all homesalmost all homes

About 17657 Diamond Mountain Dr

When did 17657 Diamond Mountain Dr, Riverside, CA last sell?

17657 Diamond Mountain Dr, Riverside, CA last sold on Feb 27, 2026 for $807,500, according to the county's recorded deed.

How big is 17657 Diamond Mountain Dr, Riverside, CA?

17657 Diamond Mountain Dr, Riverside, CA has 4 bedrooms, 4.5 bathrooms, 4,293 square feet of living space and a 0.29-acre lot.

When was 17657 Diamond Mountain Dr, Riverside, CA built?

17657 Diamond Mountain Dr, Riverside, CA was built in 2026, making it 0 years old. The building has 2 stories.

What schools serve 17657 Diamond Mountain Dr, Riverside, CA?

17657 Diamond Mountain Dr, Riverside, CA is assigned to Lake Mathews Elementary School (elementary), rated A-; Arlington High School (high), rated C-; Frank Augustus Miller Middle School (middle), rated A-. All sit in Riverside Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17657 Diamond Mountain Dr, Riverside, CA compare to other homes in Riverside 92503?

Among the 21,423 homes in Riverside 92503, it is bigger than 97% of them (4,293 ft² against a typical 1,536 ft²), its lot is bigger than 76% of them (0.29 ac against a typical 0.19 ac) and it is newer than almost all of them (2026 against a typical 1978). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 17657 Diamond Mountain Dr, Riverside, CA?

The 2025 property tax bill for 17657 Diamond Mountain Dr, Riverside, CA was $1,596. The county assessed it at $930,376.

Closest homes

More homes in Riverside 92503

Assigned schools

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