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Single Family ResidenceResidential
$553,140$627 / 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 94How 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 $365,000 on May 1, 2006

4121 E SAN MARCUS ST

COMPTON, CA 90221
2
Beds
1
Baths
882 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$553K
$522K low$584K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$365,000 · May 1, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,598 (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.$508,755 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$407,012
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$101,743
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$498,781

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.0.13
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.Composition Shingle
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(9)

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(3)

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

E
William Jefferson Clinton Elementary SchoolB
Elementary · Grades KG–8 · 0.9 mi
H
Dominguez High SchoolC
High · Grades 9–12 · 0.9 mi

District: Compton Unified School District

Neighborhood · ZIP 90221These 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.72
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.366

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.7.0%
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.1.8%
PopulationHow many people live in this area.52,598
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,424 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,179
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,005
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%

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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

4121 E San Marcus 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 87% of homes in Los Angeles County
  • Costs more per square foot than 87% of homes in Compton 90221
  • Smaller than 93% of homes in Los Angeles County
  • Has a smaller lot than 77% of homes in Los Angeles County
  • Newer than 77% of homes in Compton 90221

What homes are worth in Compton 90221

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

This home
$404K$865K

This home is worth more than 26% of homes in Compton 90221.

How it measures up in Compton 90221

The dot is this home. The mark in the middle is the typical home in Compton 90221.

Estimated value$553,140
CheaperTypical $619,225Pricier

Pricier than 26% of homes nearby

Price per ft²$627
CheaperTypical $514Pricier

Pricier than 87% of homes nearby

Living area882 ft²
SmallerTypical 1,254 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.13 ac
SmallerTypical 0.14 acBigger

Bigger than 38% of homes nearby

Year built1948
OlderTypical 1946Newer

Newer than 77% of homes nearby

How 4121 E San Marcus St ranks against every home in each area.
MeasureThis homeCompton 90221Los Angeles County
Estimated valuepricier than$553,14026% of homes13% of homes
Price per ft²pricier than$62787% of homes60% of homes
Living areabigger than882 ft²13% of homes7% of homes
Lot sizebigger than0.13 ac38% of homes23% of homes
Year builtnewer than194877% of homes29% of homes

About 4121 E San Marcus St

How much is 4121 E San Marcus St, Compton, CA worth?

The TopHap Estimate for 4121 E San Marcus St, Compton, CA is $553,140 as of Sep 24, 2026. The likely range is $522,323 to $583,957. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4121 E San Marcus St, Compton, CA last sell?

4121 E San Marcus St, Compton, CA last sold on May 1, 2006 for $365,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 4121 E San Marcus St, Compton, CA?

4121 E San Marcus St, Compton, CA has 2 bedrooms, 1 bathrooms, 882 square feet of living space and a 0.13-acre lot.

When was 4121 E San Marcus St, Compton, CA built?

4121 E San Marcus St, Compton, CA was built in 1948, making it 78 years old. It is a conventional home. The building has 1 story.

What schools serve 4121 E San Marcus St, Compton, CA?

4121 E San Marcus St, Compton, CA is assigned to William Jefferson Clinton Elementary School (elementary), rated B; Dominguez 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 4121 E San Marcus St, Compton, CA compare to other homes in Compton 90221?

Among the 8,283 homes in Compton 90221, it is worth more than 26% of them ($553,140 against a typical $619,225), its price per square foot is higher than 87% of them ($627 against a typical $514), it is bigger than 13% of them (882 ft² against a typical 1,254 ft²), its lot is bigger than 38% of them (0.13 ac against a typical 0.14 ac) and it is newer than 77% of them (1948 against a typical 1946). Measured against all of Los Angeles County, it is worth more than 13% 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 4121 E San Marcus St, Compton, CA?

The 2025 property tax bill for 4121 E San Marcus St, Compton, CA was $6,598. The county assessed it at $508,755.

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