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Single Family ResidenceResidential
$634,312$613 / 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 $140,000 on Aug 9, 2002

321 CALLE MARIPOSA

OCEANSIDE, CA 92057
3
Beds
1
Baths
1,034 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$634K
$601K low$668K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$140,000 · Aug 9, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,966 (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.$265,896 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$177,266
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$88,630
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$260,684

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
65
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
31
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
15
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
89
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Bungalow
CountySAN DIEGO
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Libby Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Cesar Chavez Middle SchoolB-
Middle · Grades 6–8 · 0.5 mi
H
El Camino High SchoolB+
High · Grades 9–12 · 2.0 mi

District: Oceanside Unified School District

Neighborhood · ZIP 92057These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.216

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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
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.55,095
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,704 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,851
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,948
Average tempThe average temperature here across a full year.62°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

Owner Tools

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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

321 Calle Mariposa 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 80% of homes in San Diego County
  • Costs more per square foot than 91% of homes in North Valley
  • Smaller than 85% of homes in North Valley
  • Has a smaller lot than 94% of homes in North Valley
  • Older than 88% of homes in Oceanside 92057

What homes are worth in Oceanside 92057

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

This home
$345K$1.4M

This home is worth more than 29% of homes in Oceanside 92057.

How it measures up in Oceanside 92057

The dot is this home. The mark in the middle is the typical home in Oceanside 92057.

Estimated value$634,312
CheaperTypical $777,292Pricier

Pricier than 29% of homes nearby

Price per ft²$613
CheaperTypical $481Pricier

Pricier than 90% of homes nearby

Living area1,034 ft²
SmallerTypical 1,498 ft²Bigger

Bigger than 16% of homes nearby

Lot size0.13 ac
SmallerTypical 0.26 acBigger

Bigger than 11% of homes nearby

Year built1972
OlderTypical 1988Newer

Newer than 12% of homes nearby

How 321 Calle Mariposa ranks against every home in each area.
MeasureThis homeNorth ValleyOceanside 92057San Diego County
Estimated valuepricier than$634,31227% of homes29% of homes20% of homes
Price per ft²pricier than$61391% of homes90% of homes61% of homes
Living areabigger than1,034 ft²15% of homes16% of homes21% of homes
Lot sizebigger than0.13 ac6% of homes11% of homes15% of homes
Year builtnewer than197214% of homes12% of homes27% of homes

About 321 Calle Mariposa

How much is 321 Calle Mariposa, Oceanside, CA worth?

The TopHap Estimate for 321 Calle Mariposa, Oceanside, CA is $634,312 as of Aug 30, 2026. The likely range is $600,884 to $667,740. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Calle Mariposa, Oceanside, CA last sell?

321 Calle Mariposa, Oceanside, CA last sold on Aug 9, 2002 for $140,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 321 Calle Mariposa, Oceanside, CA?

321 Calle Mariposa, Oceanside, CA has 3 bedrooms, 1 bathrooms, 1,034 square feet of living space and a 0.13-acre lot.

When was 321 Calle Mariposa, Oceanside, CA built?

321 Calle Mariposa, Oceanside, CA was built in 1972, making it 54 years old. It is a bungalow home. The building has 1 story.

What schools serve 321 Calle Mariposa, Oceanside, CA?

321 Calle Mariposa, Oceanside, CA is assigned to Libby Elementary School (elementary), rated A-; Cesar Chavez Middle School (middle), rated B-; El Camino High School (high), rated B+. All sit in Oceanside Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 Calle Mariposa, Oceanside, CA compare to other homes in Oceanside 92057?

Among the 18,275 homes in Oceanside 92057, it is worth more than 29% of them ($634,312 against a typical $777,292), its price per square foot is higher than 90% of them ($613 against a typical $481), it is bigger than 16% of them (1,034 ft² against a typical 1,498 ft²), its lot is bigger than 11% of them (0.13 ac against a typical 0.26 ac) and it is newer than 12% of them (1972 against a typical 1988). Measured against all of San Diego County, it is worth more than 20% 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 321 Calle Mariposa, Oceanside, CA?

The 2025 property tax bill for 321 Calle Mariposa, Oceanside, CA was $2,966. The county assessed it at $265,896.

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