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Single Family ResidenceResidential
$638,332$512 / 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 Sep 24, 2026
Last sold for $107,000 on Aug 23, 1996

850 GROFF ST

POMONA, CA 91768
3
Beds
1
Baths
1,247 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1953
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$638K
$614K low$663K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$107,000 · Aug 23, 1996

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,736 (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.$177,721 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$89,025
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$88,696
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$174,237

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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Wood Shingle
HeatingThe type of heating system in the home.Floor/Wall Furnace
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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
Roosevelt Elementary SchoolD
Elementary · Grades KG–6 · 0.4 mi
M
Marshall Middle SchoolC-
Middle · Grades 6–8 · 1.1 mi
H
Ganesha High SchoolD
High · Grades 9–12 · 1.3 mi

District: Pomona Unified School District

Neighborhood · ZIP 91768These 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.64
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.511

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.11%
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.1.7%
PopulationHow many people live in this area.34,218
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,592 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,089
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,028
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.18 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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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

850 Groff St 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 77% of homes in Los Angeles County
  • Costs less per square foot than 66% of homes in Los Angeles County
  • Smaller than 73% of homes in Los Angeles County

What homes are worth in Pomona 91768

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

This home
$440K$1.1M

This home is worth more than 42% of homes in Pomona 91768.

How it measures up in Pomona 91768

The dot is this home. The mark in the middle is the typical home in Pomona 91768.

Estimated value$638,332
CheaperTypical $655,047Pricier

Pricier than 42% of homes nearby

Price per ft²$512
CheaperTypical $486Pricier

Pricier than 64% of homes nearby

Living area1,247 ft²
SmallerTypical 1,325 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 58% of homes nearby

Year built1953
OlderTypical 1954Newer

Newer than 48% of homes nearby

How 850 Groff St ranks against every home in each area.
MeasureThis homePomona 91768Los Angeles County
Estimated valuepricier than$638,33242% of homes23% of homes
Price per ft²pricier than$51264% of homes34% of homes
Living areabigger than1,247 ft²42% of homes27% of homes
Lot sizebigger than0.17 ac58% of homes55% of homes
Year builtnewer than195348% of homes42% of homes

About 850 Groff St

How much is 850 Groff St, Pomona, CA worth?

The TopHap Estimate for 850 Groff St, Pomona, CA is $638,332 as of Sep 24, 2026. The likely range is $613,893 to $662,771. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 850 Groff St, Pomona, CA last sell?

850 Groff St, Pomona, CA last sold on Aug 23, 1996 for $107,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 850 Groff St, Pomona, CA?

850 Groff St, Pomona, CA has 3 bedrooms, 1 bathrooms, 1,247 square feet of living space and a 0.17-acre lot.

When was 850 Groff St, Pomona, CA built?

850 Groff St, Pomona, CA was built in 1953, making it 73 years old. It is a conventional home. The building has 1 story.

What schools serve 850 Groff St, Pomona, CA?

850 Groff St, Pomona, CA is assigned to Roosevelt Elementary School (elementary), rated D; Marshall Middle School (middle), rated C-; Ganesha High School (high), rated D. All sit in Pomona Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 850 Groff St, Pomona, CA compare to other homes in Pomona 91768?

Among the 6,065 homes in Pomona 91768, it is worth more than 42% of them ($638,332 against a typical $655,047), its price per square foot is higher than 64% of them ($512 against a typical $486), it is bigger than 42% of them (1,247 ft² against a typical 1,325 ft²), its lot is bigger than 58% of them (0.17 ac against a typical 0.17 ac) and it is newer than 48% of them (1953 against a typical 1954). Measured against all of Los Angeles County, it is worth more than 23% 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 850 Groff St, Pomona, CA?

The 2025 property tax bill for 850 Groff St, Pomona, CA was $2,736. The county assessed it at $177,721.

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