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CondominiumResidential
$664,702$583 / 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 90How 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

21086 NORTHSTAR

LAKE FOREST, CA 92630
3
Beds
2.5
Baths
1,141 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.
1986
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$665K
$601K low$728K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,412 (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.$241,840 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$122,375
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$119,465
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$237,099

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
42
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
35
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
20
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
100
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyORANGE
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Lake Forest Elementary SchoolA-
Elementary · Grades KG–6 · 0.8 mi
H
El Toro High SchoolA-
High · Grades 9–12 · 1.7 mi
M
Serrano Intermediate SchoolB-
Middle · Grades 7–8 · 2.3 mi

District: Saddleback Valley Unified School District

Neighborhood · ZIP 92630These 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.70
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.241

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.63,840
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,834 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,504
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,211
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.15 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

21086 Northstar 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 85% of homes in Orange County
  • Smaller than 85% of homes in Orange County
  • Newer than 80% of homes in Rancho de Los Alisos

What homes are worth in Lake Forest 92630

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

This home
$422K$2.4M

This home is worth more than 19% of homes in Lake Forest 92630.

How it measures up in Lake Forest 92630

The dot is this home. The mark in the middle is the typical home in Lake Forest 92630.

Estimated value$664,702
CheaperTypical $1,125,962Pricier

Pricier than 19% of homes nearby

Price per ft²$583
CheaperTypical $605Pricier

Pricier than 41% of homes nearby

Living area1,141 ft²
SmallerTypical 1,779 ft²Bigger

Bigger than 18% of homes nearby

Year built1986
OlderTypical 1980Newer

Newer than 76% of homes nearby

How 21086 Northstar ranks against every home in each area.
MeasureThis homeRancho de Los AlisosLake Forest 92630Orange County
Estimated valuepricier than$664,70234% of homes19% of homes15% of homes
Price per ft²pricier than$58350% of homes41% of homes36% of homes
Living areabigger than1,141 ft²27% of homes18% of homes15% of homes
Year builtnewer than198680% of homes76% of homes69% of homes

About 21086 Northstar

How much is 21086 Northstar, Lake Forest, CA worth?

The TopHap Estimate for 21086 Northstar, Lake Forest, CA is $664,702 as of Aug 30, 2026. The likely range is $601,156 to $728,248. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21086 Northstar, Lake Forest, CA last sell?

21086 Northstar, Lake Forest, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21086 Northstar, Lake Forest, CA?

21086 Northstar, Lake Forest, CA has 3 bedrooms, 2.5 bathrooms and 1,141 square feet of living space.

When was 21086 Northstar, Lake Forest, CA built?

21086 Northstar, Lake Forest, CA was built in 1986, making it 40 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 21086 Northstar, Lake Forest, CA?

21086 Northstar, Lake Forest, CA is assigned to Lake Forest Elementary School (elementary), rated A-; El Toro High School (high), rated A-; Serrano Intermediate School (middle), rated B-. All sit in Saddleback Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21086 Northstar, Lake Forest, CA compare to other homes in Lake Forest 92630?

Among the 20,536 homes in Lake Forest 92630, it is worth more than 19% of them ($664,702 against a typical $1,125,962), its price per square foot is higher than 41% of them ($583 against a typical $605), it is bigger than 18% of them (1,141 ft² against a typical 1,779 ft²) and it is newer than 76% of them (1986 against a typical 1980). Measured against all of Orange County, it is worth more than 15% 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 21086 Northstar, Lake Forest, CA?

The 2025 property tax bill for 21086 Northstar, Lake Forest, CA was $2,412. The county assessed it at $241,840.

More homes on Northstar

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More homes in Lake Forest 92630

Assigned schools

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