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Single Family ResidenceResidential
$1,612,263$619 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $930,000 on May 10, 2017

3509 ROCK RIDGE RD

CARLSBAD, CA 92010
4
Beds
3.5
Baths
2,603 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.6M
$1.5M low$1.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$930,000 · May 10, 2017
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$744,763
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$595,810
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.52%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$717,500
UNITED WHOLESALE MORTGAGE LLC · recorded Jan 6, 2021
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$150,000
UNITED WHOLESALE MORTGAGE

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,321 (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.$1,100,920 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$663,142
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$437,778
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,079,335

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.
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.
13
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
CountySAN DIEGO
Lot (acres)The size of the land the home sits on, from county records.0.11
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.

E
Calavera Hills Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
M
Calavera Hills Middle SchoolB-
Middle · Grades 6–8 · 0.6 mi
H
Carlsbad High SchoolA+
High · Grades 9–12 · 1.8 mi

District: Carlsbad Unified School District

Neighborhood · ZIP 92010These 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.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.239

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
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.20,164
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,509 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,527
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$132,697
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3509 Rock Ridge Rd 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 85% of homes in San Diego County
  • Bigger than 86% of homes in San Diego County
  • Has a smaller lot than 91% of homes in Calavera Hills
  • Newer than 92% of homes in Calavera Hills

What homes are worth in Carlsbad 92010

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

This home
$582K$2.3M

This home is worth more than 79% of homes in Carlsbad 92010.

How it measures up in Carlsbad 92010

The dot is this home. The mark in the middle is the typical home in Carlsbad 92010.

Estimated value$1,612,263
CheaperTypical $1,259,767Pricier

Pricier than 79% of homes nearby

Price per ft²$619
CheaperTypical $642Pricier

Pricier than 41% of homes nearby

Living area2,603 ft²
SmallerTypical 1,744 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.11 ac
SmallerTypical 0.25 acBigger

Bigger than 9% of homes nearby

Year built2005
OlderTypical 1988Newer

Newer than 80% of homes nearby

How 3509 Rock Ridge Rd ranks against every home in each area.
MeasureThis homeCalavera HillsCarlsbad 92010San Diego County
Estimated valuepricier than$1,612,26382% of homes79% of homes85% of homes
Price per ft²pricier than$61951% of homes41% of homes60% of homes
Living areabigger than2,603 ft²81% of homes84% of homes86% of homes
Lot sizebigger than0.11 ac9% of homes9% of homes10% of homes
Year builtnewer than200592% of homes80% of homes87% of homes

About 3509 Rock Ridge Rd

How much is 3509 Rock Ridge Rd, Carlsbad, CA worth?

The TopHap Estimate for 3509 Rock Ridge Rd, Carlsbad, CA is $1,612,263 as of Jul 14, 2026. The likely range is $1,517,419 to $1,707,107. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3509 Rock Ridge Rd, Carlsbad, CA last sell?

3509 Rock Ridge Rd, Carlsbad, CA last sold on May 10, 2017 for $930,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3509 Rock Ridge Rd, Carlsbad, CA?

3509 Rock Ridge Rd, Carlsbad, CA has 4 bedrooms, 3.5 bathrooms, 2,603 square feet of living space and a 0.11-acre lot.

When was 3509 Rock Ridge Rd, Carlsbad, CA built?

3509 Rock Ridge Rd, Carlsbad, CA was built in 2005, making it 21 years old.

What schools serve 3509 Rock Ridge Rd, Carlsbad, CA?

3509 Rock Ridge Rd, Carlsbad, CA is assigned to Calavera Hills Elementary School (elementary), rated A-; Calavera Hills Middle School (middle), rated B-; Carlsbad High School (high), rated A+. All sit in Carlsbad Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3509 Rock Ridge Rd, Carlsbad, CA compare to other homes in Carlsbad 92010?

Among the 6,398 homes in Carlsbad 92010, it is worth more than 79% of them ($1,612,263 against a typical $1,259,767), its price per square foot is higher than 41% of them ($619 against a typical $642), it is bigger than 84% of them (2,603 ft² against a typical 1,744 ft²), its lot is bigger than 9% of them (0.11 ac against a typical 0.25 ac) and it is newer than 80% of them (2005 against a typical 1988). Measured against all of San Diego County, it is worth more than 85% 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 3509 Rock Ridge Rd, Carlsbad, CA?

The 2025 property tax bill for 3509 Rock Ridge Rd, Carlsbad, CA was $13,321. The county assessed it at $1,100,920.

More homes on Rock Ridge Rd

Closest homes

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Assigned schools

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See this home in context

Open 3509 Rock Ridge Rdon TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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