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Single Family ResidenceResidential
$920,952$485 / 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 98How 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

1139 STEFFEN ST

GLENDORA, CA 91741
3
Beds
2
Baths
1,899 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
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.

Valuation

$921K
$903K low$939K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,267 (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.$320,271 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$129,421
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$190,850
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$313,992

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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyLOS ANGELES
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.1969
Lot (acres)The size of the land the home sits on, from county records.0.20
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.Central
CoolingThe type of cooling or air conditioning in the home.Wall Unit
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(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.

H
Glendora High SchoolA-
High · Grades 9–12 · 0.5 mi
E
Margaret R. Sellers Elementary SchoolA-
Elementary · Grades KG–5 · 0.8 mi
M
Goddard Middle SchoolA
Middle · Grades 6–8 · 1.0 mi

District: Glendora Unified School District

Neighborhood · ZIP 91741These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.661

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
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.27,050
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,470 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,992
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,449
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.25 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

1139 Steffen 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.

  • Costs less per square foot than 75% of homes in Glendora 91741
  • Bigger than 65% of homes in Los Angeles County
  • Has a smaller lot than 72% of homes in Glendora 91741

What homes are worth in Glendora 91741

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

This home
$599K$2.4M

This home is worth more than 39% of homes in Glendora 91741.

How it measures up in Glendora 91741

The dot is this home. The mark in the middle is the typical home in Glendora 91741.

Estimated value$920,952
CheaperTypical $990,009Pricier

Pricier than 39% of homes nearby

Price per ft²$485
CheaperTypical $547Pricier

Pricier than 25% of homes nearby

Living area1,899 ft²
SmallerTypical 1,812 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.2 ac
SmallerTypical 0.24 acBigger

Bigger than 28% of homes nearby

Year built1955
OlderTypical 1960Newer

Newer than 36% of homes nearby

How 1139 Steffen St ranks against every home in each area.
MeasureThis homeGlendora 91741Los Angeles County
Estimated valuepricier than$920,95239% of homes58% of homes
Price per ft²pricier than$48525% of homes27% of homes
Living areabigger than1,899 ft²55% of homes65% of homes
Lot sizebigger than0.2 ac28% of homes65% of homes
Year builtnewer than195536% of homes47% of homes

About 1139 Steffen St

How much is 1139 Steffen St, Glendora, CA worth?

The TopHap Estimate for 1139 Steffen St, Glendora, CA is $920,952 as of Sep 24, 2026. The likely range is $902,918 to $938,986. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1139 Steffen St, Glendora, CA last sell?

1139 Steffen St, Glendora, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 1139 Steffen St, Glendora, CA?

1139 Steffen St, Glendora, CA has 3 bedrooms, 2 bathrooms, 1,899 square feet of living space and a 0.20-acre lot.

When was 1139 Steffen St, Glendora, CA built?

1139 Steffen St, Glendora, CA was built in 1955, making it 71 years old. It is a conventional home. The building has 1 story.

What schools serve 1139 Steffen St, Glendora, CA?

1139 Steffen St, Glendora, CA is assigned to Glendora High School (high), rated A-; Margaret R. Sellers Elementary School (elementary), rated A-; Goddard Middle School (middle), rated A. All sit in Glendora Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1139 Steffen St, Glendora, CA compare to other homes in Glendora 91741?

Among the 8,610 homes in Glendora 91741, it is worth more than 39% of them ($920,952 against a typical $990,009), its price per square foot is higher than 25% of them ($485 against a typical $547), it is bigger than 55% of them (1,899 ft² against a typical 1,812 ft²), its lot is bigger than 28% of them (0.2 ac against a typical 0.24 ac) and it is newer than 36% of them (1955 against a typical 1960). Measured against all of Los Angeles County, it is worth more than 58% 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 1139 Steffen St, Glendora, CA?

The 2025 property tax bill for 1139 Steffen St, Glendora, CA was $4,267. The county assessed it at $320,271.

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