Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$602,303$546 / 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 97How 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 $123,000 on Aug 30, 1999

421 W ELM ST

COMPTON, CA 90220
3
Beds
1
Baths
1,104 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$602K
$587K low$617K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$123,000 · Aug 30, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,698 (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.$429,795 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$303,377
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$126,418
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$421,369

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.1 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.0.2 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
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.1937
Lot (acres)The size of the land the home sits on, from county records.0.12
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Floor/Wall Furnace
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(8)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Dickison Elementary SchoolA
Elementary · Grades KG–8 · 0.1 mi
H
Compton High SchoolC
High · Grades 9–12 · 1.5 mi

District: Compton Unified School District

Neighborhood · ZIP 90220These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.420

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.8.2%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.47,168
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,717 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,896
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,027
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

Owner Tools

Do you own this home?
Claim this home

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

421 W Elm 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 79% of homes in Los Angeles County
  • Costs more per square foot than 69% of homes in Compton 90220
  • Smaller than 82% of homes in Los Angeles County
  • Has a smaller lot than 90% of homes in Los Angeles County
  • Older than 95% of homes in Compton 90220

What homes are worth in Compton 90220

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

This home
$377K$814K

This home is worth more than 58% of homes in Compton 90220.

How it measures up in Compton 90220

The dot is this home. The mark in the middle is the typical home in Compton 90220.

Estimated value$602,303
CheaperTypical $582,434Pricier

Pricier than 58% of homes nearby

Price per ft²$546
CheaperTypical $502Pricier

Pricier than 69% of homes nearby

Living area1,104 ft²
SmallerTypical 1,280 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.11 ac
SmallerTypical 0.13 acBigger

Bigger than 16% of homes nearby

Year built1925
OlderTypical 1951Newer

Newer than 5% of homes nearby

How 421 W Elm St ranks against every home in each area.
MeasureThis homeCompton 90220Los Angeles County
Estimated valuepricier than$602,30358% of homes21% of homes
Price per ft²pricier than$54669% of homes46% of homes
Living areabigger than1,104 ft²36% of homes18% of homes
Lot sizebigger than0.11 ac16% of homes10% of homes
Year builtnewer than19255% of homes10% of homes

About 421 W Elm St

How much is 421 W Elm St, Compton, CA worth?

The TopHap Estimate for 421 W Elm St, Compton, CA is $602,303 as of Aug 30, 2026. The likely range is $587,112 to $617,494. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 W Elm St, Compton, CA last sell?

421 W Elm St, Compton, CA last sold on Aug 30, 1999 for $123,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 421 W Elm St, Compton, CA?

421 W Elm St, Compton, CA has 3 bedrooms, 1 bathrooms, 1,104 square feet of living space and a 0.12-acre lot.

When was 421 W Elm St, Compton, CA built?

421 W Elm St, Compton, CA was built in 1925, making it 101 years old. The building has 1 story.

What schools serve 421 W Elm St, Compton, CA?

421 W Elm St, Compton, CA is assigned to Dickison Elementary School (elementary), rated A; Compton High School (high), rated C. All sit in Compton Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 W Elm St, Compton, CA compare to other homes in Compton 90220?

Among the 10,437 homes in Compton 90220, it is worth more than 58% of them ($602,303 against a typical $582,434), its price per square foot is higher than 69% of them ($546 against a typical $502), it is bigger than 36% of them (1,104 ft² against a typical 1,280 ft²), its lot is bigger than 16% of them (0.11 ac against a typical 0.13 ac) and it is newer than 5% of them (1925 against a typical 1951). Measured against all of Los Angeles County, it is worth more than 21% 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 421 W Elm St, Compton, CA?

The 2025 property tax bill for 421 W Elm St, Compton, CA was $7,698. The county assessed it at $429,795.

More homes on W Elm St

Closest homes

More homes in Compton 90220

Assigned schools

Explore the area

See this home in context

Open 421 W Elm St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map