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CondominiumResidential
$653,079$659 / 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 96How 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 $350,000 on Jul 9, 2014

28373 BOULDER DR

LAKE FOREST, CA 92679
2
Beds
2
Baths
991 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.
2,133 ft²
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$653K
$629K low$678K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Jul 9, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,415 (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.$429,053 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$294,950
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$134,103
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$420,641

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.49
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
91
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
37
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
21
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.minimal

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
Lot (acres)The size of the land the home sits on, from county records.0.05
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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
Portola Hills Elementary SchoolA+
Elementary · Grades KG–6 · 0.2 mi
H
El Toro High SchoolA-
High · Grades 9–12 · 4.2 mi
M
Serrano Intermediate SchoolB-
Middle · Grades 7–8 · 4.8 mi

District: Saddleback Valley Unified School District

Neighborhood · ZIP 92679These 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.40
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.260

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
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.39,065
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.693 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$190,892
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$231,918
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

28373 Boulder Dr 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 95% of homes in Trabuco Canyon 92679
  • Costs more per square foot than 87% of homes in Portola Hills
  • Smaller than 95% of homes in Trabuco Canyon 92679
  • Has a smaller lot than 98% of homes in Trabuco Canyon 92679
  • Newer than 76% of homes in Orange County

What homes are worth in Trabuco Canyon 92679

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

This home
$589K$4.3M

This home is worth more than 5% of homes in Trabuco Canyon 92679.

How it measures up in Trabuco Canyon 92679

The dot is this home. The mark in the middle is the typical home in Trabuco Canyon 92679.

Estimated value$653,079
CheaperTypical $1,549,820Pricier

Pricier than 5% of homes nearby

Price per ft²$659
CheaperTypical $606Pricier

Pricier than 73% of homes nearby

Living area991 ft²
SmallerTypical 2,606 ft²Bigger

Bigger than 5% of homes nearby

Lot size2,133 ft²
SmallerTypical 0.16 acBigger

Bigger than 2% of homes nearby

Year built1990
OlderTypical 1993Newer

Newer than 41% of homes nearby

How 28373 Boulder Dr ranks against every home in each area.
MeasureThis homePortola HillsTrabuco Canyon 92679Orange County
Estimated valuepricier than$653,07912% of homes5% of homes11% of homes
Price per ft²pricier than$65987% of homes73% of homes50% of homes
Living areabigger than991 ft²10% of homes5% of homes8% of homes
Lot sizebigger than2,133 ft²9% of homes2% of homes4% of homes
Year builtnewer than199047% of homes41% of homes76% of homes

About 28373 Boulder Dr

How much is 28373 Boulder Dr, Lake Forest, CA worth?

The TopHap Estimate for 28373 Boulder Dr, Lake Forest, CA is $653,079 as of Sep 24, 2026. The likely range is $628,649 to $677,509. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28373 Boulder Dr, Lake Forest, CA last sell?

28373 Boulder Dr, Lake Forest, CA last sold on Jul 9, 2014 for $350,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 28373 Boulder Dr, Lake Forest, CA?

28373 Boulder Dr, Lake Forest, CA has 2 bedrooms, 2 bathrooms, 991 square feet of living space and a 0.05-acre lot.

When was 28373 Boulder Dr, Lake Forest, CA built?

28373 Boulder Dr, Lake Forest, CA was built in 1990, making it 36 years old. It is a condo/apartment home.

What schools serve 28373 Boulder Dr, Lake Forest, CA?

28373 Boulder Dr, Lake Forest, CA is assigned to Portola Hills 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 28373 Boulder Dr, Lake Forest, CA compare to other homes in Trabuco Canyon 92679?

Among the 10,887 homes in Trabuco Canyon 92679, it is worth more than 5% of them ($653,079 against a typical $1,549,820), its price per square foot is higher than 73% of them ($659 against a typical $606), it is bigger than 5% of them (991 ft² against a typical 2,606 ft²), its lot is bigger than 2% of them (2,133 ft² against a typical 0.16 ac) and it is newer than 41% of them (1990 against a typical 1993). Measured against all of Orange County, it is worth more than 11% 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 28373 Boulder Dr, Lake Forest, CA?

The 2025 property tax bill for 28373 Boulder Dr, Lake Forest, CA was $4,415. The county assessed it at $429,053.

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