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Planned Unit Development (Pud)Residential
$768,714$460 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $435,000 on Sep 7, 2016

3938 AMERICAN RIVER RD

ONTARIO, CA 91761
4
Beds
3
Baths
1,670 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
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

$769K
$735K low$803K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$435,000 · Sep 7, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,364 (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.$514,953 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$181,122
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$333,831

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 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.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.Planned Unit Development (Pud)
StyleThe architectural style of the home, such as ranch or colonial.Modern
CountySAN BERNARDINO
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1987
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Frame (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
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 25 ft²Porch · 25 ft²

Transaction History(4)

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.

H
Colony High SchoolC
High · Grades 9–12 · 0.3 mi
E
Creek View Elementary SchoolB-
Elementary · Grades KG–6 · 0.4 mi
M
Grace Yokley Middle SchoolB
Middle · Grades 7–8 · 1.1 mi

District: Mountain View Elementary School District

Neighborhood · ZIP 91761These 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.49
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 100.344

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
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.68,469
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,960 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,860
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,436
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.17 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

3938 American River Rd 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 more than 96% of homes in Creekside
  • Costs more per square foot than 87% of homes in San Bernardino County
  • Bigger than 82% of homes in Creekside
  • Has a bigger lot than 90% of homes in Creekside

What homes are worth in Ontario 91761

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

This home
$351K$955K

This home is worth more than 79% of homes in Ontario 91761.

How it measures up in Ontario 91761

The dot is this home. The mark in the middle is the typical home in Ontario 91761.

Estimated value$768,714
CheaperTypical $661,428Pricier

Pricier than 79% of homes nearby

Price per ft²$460
CheaperTypical $396Pricier

Pricier than 79% of homes nearby

Living area1,670 ft²
SmallerTypical 1,598 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.15 ac
SmallerTypical 0.14 acBigger

Bigger than 57% of homes nearby

Year built1986
OlderTypical 1987Newer

Newer than 47% of homes nearby

How 3938 American River Rd ranks against every home in each area.
MeasureThis homeCreeksideOntario 91761San Bernardino County
Estimated valuepricier than$768,71496% of homes79% of homes85% of homes
Price per ft²pricier than$46073% of homes79% of homes87% of homes
Living areabigger than1,670 ft²82% of homes56% of homes55% of homes
Lot sizebigger than0.15 ac90% of homes57% of homes29% of homes
Year builtnewer than198639% of homes47% of homes56% of homes

About 3938 American River Rd

How much is 3938 American River Rd, Ontario, CA worth?

The TopHap Estimate for 3938 American River Rd, Ontario, CA is $768,714 as of Jul 14, 2026. The likely range is $734,812 to $802,616. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3938 American River Rd, Ontario, CA last sell?

3938 American River Rd, Ontario, CA last sold on Sep 7, 2016 for $435,000, according to the county's recorded deed.

How big is 3938 American River Rd, Ontario, CA?

3938 American River Rd, Ontario, CA has 4 bedrooms, 3 bathrooms, 1,670 square feet of living space and a 0.15-acre lot.

When was 3938 American River Rd, Ontario, CA built?

3938 American River Rd, Ontario, CA was built in 1986, making it 40 years old. It is a modern home. The building has 2 stories.

What schools serve 3938 American River Rd, Ontario, CA?

3938 American River Rd, Ontario, CA is assigned to Colony High School (high), rated C; Creek View Elementary School (elementary), rated B-; Grace Yokley Middle School (middle), rated B. All sit in Mountain View Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3938 American River Rd, Ontario, CA compare to other homes in Ontario 91761?

Among the 19,413 homes in Ontario 91761, it is worth more than 79% of them ($768,714 against a typical $661,428), its price per square foot is higher than 79% of them ($460 against a typical $396), it is bigger than 56% of them (1,670 ft² against a typical 1,598 ft²), its lot is bigger than 57% of them (0.15 ac against a typical 0.14 ac) and it is newer than 47% of them (1986 against a typical 1987). Measured against all of San Bernardino County, it is worth more than 85% 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 3938 American River Rd, Ontario, CA?

The 2025 property tax bill for 3938 American River Rd, Ontario, CA was $5,364. The county assessed it at $514,953.

More homes on American River Rd

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