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Single Family ResidenceResidential
$1,021,829$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 95How 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
Last sold for $326,500 on May 3, 2002

4 OSOBERRY ST

RANCHO SANTA MARGARITA, CA 92688
3
Beds
2.5
Baths
1,551 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.
4,000 ft²
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1M
$975K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$326,500 · May 3, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,957 (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.$491,977 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$293,090
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$198,887
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$482,331

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.0.09
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(4)

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.

M
Rancho Santa Margarita Intermediate SchoolB+
Middle · Grades 7–8 · 0.6 mi
E
Trabuco Mesa Elementary SchoolB
Elementary · Grades KG–6 · 1.0 mi
H
Trabuco Hills High SchoolA+
High · Grades 9–12 · 3.1 mi

District: Saddleback Valley Unified School District

Neighborhood · ZIP 92688These 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.54
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.250

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.42,614
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,998 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,746
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$162,432
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.17 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

4 Osoberry 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 more than 67% of homes in Rancho Santa Margarita SAMLARC
  • Costs more per square foot than 75% of homes in Rancho Santa Margarita 92688
  • Bigger than 65% of homes in Rancho Santa Margarita SAMLARC
  • Has a smaller lot than 85% of homes in Orange County
  • Older than 79% of homes in Rancho Santa Margarita 92688

What homes are worth in Rancho Santa Margarita 92688

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

This home
$407K$1.7M

This home is worth more than 52% of homes in Rancho Santa Margarita 92688.

How it measures up in Rancho Santa Margarita 92688

The dot is this home. The mark in the middle is the typical home in Rancho Santa Margarita 92688.

Estimated value$1,021,829
CheaperTypical $1,002,242Pricier

Pricier than 52% of homes nearby

Price per ft²$659
CheaperTypical $608Pricier

Pricier than 75% of homes nearby

Living area1,551 ft²
SmallerTypical 1,551 ft²Bigger

Bigger than 51% of homes nearby

Lot size4,000 ft²
SmallerTypical 4,269 ft²Bigger

Bigger than 41% of homes nearby

Year built1987
OlderTypical 1991Newer

Newer than 21% of homes nearby

How 4 Osoberry St ranks against every home in each area.
MeasureThis homeRancho Santa Margarita SAMLARCRancho Santa Margarita 92688Orange County
Estimated valuepricier than$1,021,82967% of homes52% of homes46% of homes
Price per ft²pricier than$65971% of homes75% of homes57% of homes
Living areabigger than1,551 ft²65% of homes51% of homes41% of homes
Lot sizebigger than4,000 ft²51% of homes41% of homes15% of homes
Year builtnewer than198732% of homes21% of homes70% of homes

About 4 Osoberry St

How much is 4 Osoberry St, Rancho Santa Margarita, CA worth?

The TopHap Estimate for 4 Osoberry St, Rancho Santa Margarita, CA is $1,021,829 as of Aug 30, 2026. The likely range is $974,690 to $1,068,968. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4 Osoberry St, Rancho Santa Margarita, CA last sell?

4 Osoberry St, Rancho Santa Margarita, CA last sold on May 3, 2002 for $326,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4 Osoberry St, Rancho Santa Margarita, CA?

4 Osoberry St, Rancho Santa Margarita, CA has 3 bedrooms, 2.5 bathrooms, 1,551 square feet of living space and a 0.09-acre lot.

When was 4 Osoberry St, Rancho Santa Margarita, CA built?

4 Osoberry St, Rancho Santa Margarita, CA was built in 1987, making it 39 years old.

What schools serve 4 Osoberry St, Rancho Santa Margarita, CA?

4 Osoberry St, Rancho Santa Margarita, CA is assigned to Rancho Santa Margarita Intermediate School (middle), rated B+; Trabuco Mesa Elementary School (elementary), rated B; Trabuco Hills High School (high), rated A+. All sit in Saddleback Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4 Osoberry St, Rancho Santa Margarita, CA compare to other homes in Rancho Santa Margarita 92688?

Among the 13,068 homes in Rancho Santa Margarita 92688, it is worth more than 52% of them ($1,021,829 against a typical $1,002,242), its price per square foot is higher than 75% of them ($659 against a typical $608), it is bigger than 51% of them (1,551 ft² against a typical 1,551 ft²), its lot is bigger than 41% of them (4,000 ft² against a typical 4,269 ft²) and it is newer than 21% of them (1987 against a typical 1991). Measured against all of Orange County, it is worth more than 46% 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 4 Osoberry St, Rancho Santa Margarita, CA?

The 2025 property tax bill for 4 Osoberry St, Rancho Santa Margarita, CA was $4,957. The county assessed it at $491,977.

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