Altadena
Property Data

Los Angeles County, California

Explore accurate parcel and ownership records,
directly sourced from county assessors.

Los Angeles County

ZIP Codesby Total Population

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Total Population
35,47535,475

DistributionTotal Population

No data available

Demographics

Total Population

35,475

Median Age

46.3

Population Under 18

19.6%

Population 65+

22.0%

Total Households

12,587

Average Household Size

2.76

Altadena, CA housing and demographic statistics

ZIP/ZCTA areas can cross city and county boundaries. Each row describes its ZIP/ZCTA area, not the city as a whole. These values are not combined into a city estimate.

Individual ZIP/ZCTA estimates associated with Altadena, CA
ZIP/ZCTAPopulationMedian household incomeMedian monthly gross rentOwner-occupied share
9100135,475$134,903$2,43779.9%

Source: U.S. Census Bureau American Community Survey (ACS), 2020–2024 five-year estimates, via Realie. Measurement period: –. Published by the Census Bureau on ; published by Realie on . These are five-year estimates, not a measurement of current conditions. — indicates unavailable or suppressed data.

Area property statistics

Recorded property characteristics and residential parcel-sale records for Altadena, CA. Sale amounts describe recorded transfers, not asking prices or appraisals. Each measure uses records with that information available.

Sale records use the AVM's residential, amount, floor-area, year-built, price-per-area, deed, buyer-relationship and distress filters. Known multi-parcel deals are also excluded. Unknown package flags are not proof of a single-parcel sale. Counts represent eligible parcel sale records. Recorded annual averages require at least 10 eligible sales. Projections must have enough history and pass checks against earlier recorded sales. Recent sales can be underreported; different coverage between years can affect the changes.

City measurements cover the selected county's portion of the city.

Annual sales comparison

Calendar 2025 recorded sales versus calendar 2026 model projections. Both years cover January 1–December 31. Change compares the 2026 projection with the recorded 2025 value. Annual average amounts weight each month by its sales count; they are not monthly medians.

Calendar-year sales comparison
Metric20252026 projectedChange (%)
Residential sale records494Recorded——
Average recorded sale amount$817,968Recorded——

Projections are not confirmed transactions or property valuations. Recent sales can be underreported; different coverage between years can affect the change. Unsupported values remain unavailable. Ranges reflect historical model errors, not confidence intervals. Annual comparison calculated . Assumed observation cutoff: June 2026; not verified completeness.

Recorded property statistics

Reported property statistics for Altadena, CA
MeasureAltadena, CALos Angeles County, CA
Median recorded sale amount$680,000$898,000
Recorded amount, 10th percentile$440,000$488,000
Recorded amount, 90th percentile$1,653,000$2,290,000
Average recorded floor area (sq ft)1,8922,212
Average recorded bedrooms3.23.4
Average recorded bathrooms2.12.5
Median year built19471957
Condominium share of properties1.3%13.7%

Altadena, CA: Recorded median and percentile amounts: May 7, 2025–Oct 28, 2026.

County input file published Oct 27, 2026. Calculated . Published . Dataset last refreshed: .

Los Angeles County, CA: Recorded median and percentile amounts: May 7, 2025–Oct 28, 2026.

County input file published Oct 27, 2026. Calculated . Published . Dataset last refreshed: .

Source: Realie property-record aggregates. Input publication and calculation dates do not establish complete transaction coverage. Missing measures are shown as — or omitted.

Other recent-period estimates

These use different periods from the calendar-year comparison. Estimates extend parcel-record counts and recorded amounts; they are not confirmed current transactions or individual-property values.

No supported recent-period estimates are available for this area. Recorded statistics above remain available.

Transaction coverage has not been verified. Known multi-parcel deals are excluded; missing package flags do not establish that every remaining sale covers one parcel. Amount change compares monthly record medians, not the appreciation of the same homes. Ranges reflect historical model errors; they are not confidence intervals and can exclude the point estimate. Assumed observation cutoff: June 2026; not a verified completeness date.

Properties in Altadena

Showing page 142 of properties

3139 North Mount Curve Avenue

Altadena, CA 91001

3139 Ridgeview Drive

Altadena, CA 91001

314 Crosby Street

Altadena, CA 91001

314 East Las Flores Drive

Altadena, CA 91001

314 East Loma Alta Drive

Altadena, CA 91001

314 East Sacramento Street

Altadena, CA 91001

314 Ventura Street

Altadena, CA 91001

3142 Lincoln Avenue

Altadena, CA 91001

3143 Casitas Avenue

Altadena, CA 91001

3143 Olive Avenue

Altadena, CA 91001

3143 Thurin Avenue

Altadena, CA 91001

3145 Hermar Court

Altadena, CA 91001

3145 Marengo Avenue

Altadena, CA 91001

3146 Marengo Avenue

Altadena, CA 91001

3147 North Mount Curve Avenue

Altadena, CA 91001

3149 Rubio Canyon Road

Altadena, CA 91001

3149 Thurin Avenue

Altadena, CA 91001

315 Acacia Street

Altadena, CA 91001

315 Anna Maria Drive

Altadena, CA 91001

315 East Las Flores Drive

Altadena, CA 91001

315 East Palm Street

Altadena, CA 91001

315 Mountain View Street

Altadena, CA 91001

315 West Harriet Street

Altadena, CA 91001

315 West Woodbury Road

Altadena, CA 91001

3150 Olive Avenue

Altadena, CA 91001

3151 Glenrose Avenue

Altadena, CA 91001

3151 Grandeur Avenue

Altadena, CA 91001

3151 Olive Avenue

Altadena, CA 91001

3152 Grandeur Avenue

Altadena, CA 91001

3153 Rubio Canyon Road

Altadena, CA 91001

3154 Alaca Drive

Altadena, CA 91001

3155 Hermar Court

Altadena, CA 91001

3158 Santa Anita Avenue

Altadena, CA 91001

3159 North Mount Curve Avenue

Altadena, CA 91001

3159 Olive Avenue

Altadena, CA 91001

316 Acacia Street

Altadena, CA 91001

316 Anna Maria Drive

Altadena, CA 91001

316 Laun Street

Altadena, CA 91001

3160 Grandeur Avenue

Altadena, CA 91001

3160 Olive Avenue

Altadena, CA 91001

3161 Grandeur Avenue

Altadena, CA 91001

3162 Marengo Avenue

Altadena, CA 91001

3163 Maiden Lane

Altadena, CA 91001

3164 Crestford Drive

Altadena, CA 91001

3165 Florecita Drive

Altadena, CA 91001

3166 Grandeur Avenue

Altadena, CA 91001

3166 Santa Anita Avenue

Altadena, CA 91001

3167 Grandeur Avenue

Altadena, CA 91001

3167 Olive Avenue

Altadena, CA 91001

3168 Olive Avenue

Altadena, CA 91001

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