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Single Family ResidenceResidential
$1,239,059$672 / 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 95How 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 $310,000 on Apr 12, 2002

870 CONGRESS ST

COSTA MESA, CA 92627
4
Beds
2
Baths
1,844 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.
1954
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.2M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$310,000 · Apr 12, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,735 (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.$556,841 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$411,109
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$145,732
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$545,923

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.0.17
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
Wilson Elementary SchoolD-
Elementary · Grades KG–6 · 0.2 mi
H
Estancia High SchoolB-
High · Grades 9–12 · 0.3 mi
M
Charles W. Tewinkle Middle SchoolC+
Middle · Grades 7–8 · 2.4 mi

District: Newport-Mesa Unified School District

Neighborhood · ZIP 92627These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.348

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.61,966
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,973 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,943
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$141,320
Average tempThe average temperature here across a full year.62°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

870 Congress 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 83% of homes in Costa Mesa 92627
  • Bigger than 73% of homes in Westside Costa Mesa
  • Has a bigger lot than 67% of homes in Orange County
  • Older than 91% of homes in Orange County

What homes are worth in Costa Mesa 92627

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

This home
$674K$3.2M

This home is worth more than 40% of homes in Costa Mesa 92627.

How it measures up in Costa Mesa 92627

The dot is this home. The mark in the middle is the typical home in Costa Mesa 92627.

Estimated value$1,239,059
CheaperTypical $1,358,467Pricier

Pricier than 40% of homes nearby

Price per ft²$672
CheaperTypical $876Pricier

Pricier than 17% of homes nearby

Living area1,844 ft²
SmallerTypical 1,565 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.17 ac
SmallerTypical 0.16 acBigger

Bigger than 62% of homes nearby

Year built1954
OlderTypical 1964Newer

Newer than 23% of homes nearby

How 870 Congress St ranks against every home in each area.
MeasureThis homeWestside Costa MesaCosta Mesa 92627Orange County
Estimated valuepricier than$1,239,05962% of homes40% of homes58% of homes
Price per ft²pricier than$67223% of homes17% of homes53% of homes
Living areabigger than1,844 ft²73% of homes67% of homes56% of homes
Lot sizebigger than0.17 ac63% of homes62% of homes67% of homes
Year builtnewer than195419% of homes23% of homes9% of homes

About 870 Congress St

How much is 870 Congress St, Costa Mesa, CA worth?

The TopHap Estimate for 870 Congress St, Costa Mesa, CA is $1,239,059 as of Sep 24, 2026. The likely range is $1,182,860 to $1,295,258. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 870 Congress St, Costa Mesa, CA last sell?

870 Congress St, Costa Mesa, CA last sold on Apr 12, 2002 for $310,000, according to the county's recorded deed.

How big is 870 Congress St, Costa Mesa, CA?

870 Congress St, Costa Mesa, CA has 4 bedrooms, 2 bathrooms, 1,844 square feet of living space and a 0.17-acre lot.

When was 870 Congress St, Costa Mesa, CA built?

870 Congress St, Costa Mesa, CA was built in 1954, making it 72 years old. The building has 1 story.

What schools serve 870 Congress St, Costa Mesa, CA?

870 Congress St, Costa Mesa, CA is assigned to Wilson Elementary School (elementary), rated D-; Estancia High School (high), rated B-; Charles W. Tewinkle Middle School (middle), rated C+. All sit in Newport-Mesa Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 870 Congress St, Costa Mesa, CA compare to other homes in Costa Mesa 92627?

Among the 12,417 homes in Costa Mesa 92627, it is worth more than 40% of them ($1,239,059 against a typical $1,358,467), its price per square foot is higher than 17% of them ($672 against a typical $876), it is bigger than 67% of them (1,844 ft² against a typical 1,565 ft²), its lot is bigger than 62% of them (0.17 ac against a typical 0.16 ac) and it is newer than 23% of them (1954 against a typical 1964). Measured against all of Orange 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 870 Congress St, Costa Mesa, CA?

The 2025 property tax bill for 870 Congress St, Costa Mesa, CA was $6,735. The county assessed it at $556,841.

More homes on Congress St

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Assigned schools

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