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Single Family ResidenceResidential
$940,620$1,104 / 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
Last sold for $795,000 on Jul 5, 2022

8191 21ST ST

WESTMINSTER, CA 92683
2
Beds
1
Baths
852 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.
1947
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
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

$941K
$917K low$964K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$795,000 · Jul 5, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,877 (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.$849,744 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$796,370
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$53,374
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$827,118

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.3 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
CountyORANGE
Lot (acres)The size of the land the home sits on, from county records.0.15
CoolingThe type of cooling or air conditioning in the home.Window A/C
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Meairs Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Warner Middle SchoolA
Middle · Grades 6–8 · 0.5 mi
H
Westminster High SchoolA-
High · Grades 9–12 · 1.5 mi

District: Westminster Elementary School District

Neighborhood · ZIP 92683These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.333

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.92,524
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,922 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$78,315
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,604
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.12 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.75%

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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

8191 21st 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 71% of homes in Westminster 92683
  • Costs more per square foot than 98% of homes in Westminster 92683
  • Smaller than 98% of homes in Westminster 92683
  • Older than 98% of homes in Westminster 92683

What homes are worth in Westminster 92683

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

This home
$626K$1.5M

This home is worth more than 29% of homes in Westminster 92683.

How it measures up in Westminster 92683

The dot is this home. The mark in the middle is the typical home in Westminster 92683.

Estimated value$940,620
CheaperTypical $1,034,183Pricier

Pricier than 29% of homes nearby

Price per ft²$1104
CheaperTypical $632Pricier

Pricier than 98% of homes nearby

Living area852 ft²
SmallerTypical 1,594 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.15 ac
SmallerTypical 0.15 acBigger

Bigger than 57% of homes nearby

Year built1947
OlderTypical 1964Newer

Newer than 2% of homes nearby

How 8191 21st St ranks against every home in each area.
MeasureThis homeWestminster 92683Orange County
Estimated valuepricier than$940,62029% of homes34% of homes
Price per ft²pricier than$110498% of homes93% of homes
Living areabigger than852 ft²2% of homes4% of homes
Lot sizebigger than0.15 ac57% of homes54% of homes
Year builtnewer than19472% of homes4% of homes

About 8191 21st St

How much is 8191 21st St, Westminster, CA worth?

The TopHap Estimate for 8191 21st St, Westminster, CA is $940,620 as of Sep 24, 2026. The likely range is $917,465 to $963,775. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8191 21st St, Westminster, CA last sell?

8191 21st St, Westminster, CA last sold on Jul 5, 2022 for $795,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 8191 21st St, Westminster, CA?

8191 21st St, Westminster, CA has 2 bedrooms, 1 bathrooms, 852 square feet of living space and a 0.15-acre lot.

When was 8191 21st St, Westminster, CA built?

8191 21st St, Westminster, CA was built in 1947, making it 79 years old. The building has 1 story.

What schools serve 8191 21st St, Westminster, CA?

8191 21st St, Westminster, CA is assigned to Meairs Elementary School (elementary), rated A-; Warner Middle School (middle), rated A; Westminster High School (high), rated A-. All sit in Westminster Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8191 21st St, Westminster, CA compare to other homes in Westminster 92683?

Among the 20,050 homes in Westminster 92683, it is worth more than 29% of them ($940,620 against a typical $1,034,183), its price per square foot is higher than 98% of them ($1104 against a typical $632), it is bigger than 2% of them (852 ft² against a typical 1,594 ft²), its lot is bigger than 57% of them (0.15 ac against a typical 0.15 ac) and it is newer than 2% of them (1947 against a typical 1964). Measured against all of Orange County, it is worth more than 34% 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 8191 21st St, Westminster, CA?

The 2025 property tax bill for 8191 21st St, Westminster, CA was $9,877. The county assessed it at $849,744.

More homes on 21st St

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Assigned schools

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