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Altadena market report · September 2026Altadena, CA Housing Market: Home Values, Prices & Trends
The typical Altadena home is worth about $1,126,169, down 5.4% from a year ago (Zillow, September 2026). 41 homes were for sale in September 2026, 6% more than last year (Realtor.com).
By Memo Dinh, REALTOR® · CA DRE #02066757Updated monthly · data through
Key takeaways
- The typical home value in Altadena is about $1,126,169 as of September 2026 (Zillow Home Value Index), down 5.4% from a year earlier.
- 41 active listings across 1 ZIP code in September 2026, +6.5% vs. a year earlier, with 20 new listings and 17 pending (Realtor.com).
- At the typical value of $1,126,169 with 20% down and a 7.24% 30-year rate, principal and interest come to about $6,140 a month before taxes, insurance and any HOA.
Los Angeles County home sales (C.A.R.)
County-wide figures for existing single-family homes from the California Association of REALTORS® monthly report, September 2026.
Altadena housing facts (U.S. Census Bureau)
From the American Community Survey 2020–2024 5-year estimates for Altadena CDP. These are survey averages, slower-moving than the market data above.
What it means for you
If you're buying
The number of homes for sale is close to last year (+6.5%), so expect a steady market rather than a rush in either direction.
At the typical value of $1,126,169 with 20% down and a 7.24% 30-year rate, principal and interest come to about $6,140 a month before taxes, insurance and any HOA.
If you're selling
Typical home values are down 5.4% from a year ago.
A value based on recent sales near you, not an online estimate, is the best place to start.
Altadena by ZIP code
Homes listed for sale in September 2026, by ZIP code, largest first.
| ZIP | Median list price | vs. last year | For sale | Median days on market | List $/sq ft |
|---|---|---|---|---|---|
| 91001 | $1,572,000 | +0.3% | 41 | 50 | $728 |
Source: Realtor.com Residential Data, September 2026. ZIP codes are grouped by their postal city name, so a few may reach past city limits.
How Altadena compares in Los Angeles County
Altadena has the #32 highest typical home value of the 112 Los Angeles County places on this site. The middle typical value across them is $863,822. Places with similar values:
| Place | Typical value | 1-year change |
|---|---|---|
| Glendale | $1,172,783 | +1.4% |
| Walnut | $1,169,265 | +2.0% |
| Burbank | $1,167,055 | +0.2% |
| Torrance | $1,100,115 | +1.9% |
| Cerritos | $1,086,261 | +3.6% |
| San Gabriel | $1,085,609 | +2.7% |
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Where each number comes from
| Figure | Value | Source | Period |
|---|---|---|---|
| Typical home value | $1,126,169 | Zillow Home Value Index (ZHVI) | September 2026 |
| 5-year change in typical value | +1.7% | Zillow Home Value Index (ZHVI) | September 2026 |
| Homes for sale | 41 | Realtor.com Residential Data, by ZIP code | September 2026 |
| New and pending listings | 20 new, 17 pending | Realtor.com Residential Data, by ZIP code | September 2026 |
| Listings with a price cut | 15% | Realtor.com Residential Data, by ZIP code | September 2026 |
| Los Angeles County median sold price, existing single-family homes | $994,670 | C.A.R. September 2026 Home Sales and Price Report | September 2026 |
| Los Angeles County closed sales vs. a year earlier | -10.9% | C.A.R. September 2026 Home Sales and Price Report | September 2026 |
| Los Angeles County median days on market | 30 days | C.A.R. September 2026 Home Sales and Price Report | September 2026 |
| Los Angeles County months of supply (Unsold Inventory Index) | 4.0 | C.A.R. September 2026 Home Sales and Price Report | September 2026 |
| Median value of owner-occupied homes | $1,120,000 (±$29,753) | U.S. Census Bureau, ACS 2020–2024 5-year, table B25077 (Median Value) | 2020–2024 |
| Median gross rent (rent plus utilities) | $2,355/mo (±$174) | U.S. Census Bureau, ACS 2020–2024 5-year, table B25064 (Median Gross Rent) | 2020–2024 |
| Share of occupied homes that are owner-occupied | 76.9% | U.S. Census Bureau, ACS 2020–2024 5-year, table B25003 (Tenure) | 2020–2024 |
| Median year homes were built | 1946 | U.S. Census Bureau, ACS 2020–2024 5-year, table B25035 (Median Year Structure Built) | 2020–2024 |
| Total housing units | 15,815 | U.S. Census Bureau, ACS 2020–2024 5-year, table B25001 (Housing Units) | 2020–2024 |
| 30-year mortgage rate used in payment examples | 7.24% | Freddie Mac Primary Mortgage Market Survey | week of October 29, 2026 |
Quick answers
How much is a typical home in Altadena, CA?
The typical home value in Altadena is about $1,126,169 as of September 2026 (Zillow Home Value Index), down 5.4% from a year earlier.
How much have home values in Altadena changed over five years?
About +1.7% over the past five years, based on the Zillow Home Value Index through September 2026.
How many homes are for sale in Altadena?
41 active listings across 1 ZIP code in September 2026, +6.5% vs. a year earlier, with 20 new listings and 17 pending (Realtor.com).
What is the mortgage payment on a typical Altadena home?
About $6,140 a month in principal and interest on a $1,126,169 home with 20% down at 7.24% (Freddie Mac 30-year average). Taxes, insurance and HOA dues are extra, and your rate will differ.
What is the median home price in Los Angeles County?
$994,670 for existing single-family homes sold in September 2026, up 1.2% from a year earlier, according to the California Association of REALTORS®. Homes took a median 30 days to sell, with 4.0 months of supply.
What do Census figures show for housing in Altadena?
The U.S. Census Bureau's American Community Survey (2020–2024) puts the median value of owner-occupied homes in Altadena at $1,120,000 and median gross rent at $2,355 a month. About 77% of occupied homes are owner-occupied, and the median home was built in 1946. Census values are owners' own estimates averaged over five years, so they run behind current market prices.
Thinking about buying or selling in Altadena?
Get a home value based on recent sales near you, or book 15 minutes to talk through your plan.
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Sources
- Zillow Home Value Index (ZHVI) and Zillow Observed Rent Index (ZORI), city level, through September 2026: zillow.com/research/data
- Realtor.com Residential Data, inventory by ZIP code, September 2026: realtor.com/research/data
- California Association of REALTORS®, September 2026 Home Sales and Price Report, county table (existing single-family homes): car.org
- U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates for Altadena CDP: data.census.gov
- Mortgage rate: Freddie Mac Primary Mortgage Market Survey, 30-year fixed, week of October 29, 2026
Each figure on this page is shown with its source and period; sources differ in method and timing, so their numbers won't match exactly. ZHVI is Zillow's estimate of a typical home value (middle third of homes), not an appraisal or a sale price. Listing figures describe homes for sale, not closed sales. Payment examples are principal and interest only and are not a loan offer. Information deemed reliable but not guaranteed. Not legal, tax or financial advice.
Memorial “Memo” Dinh | REALTOR® | CA DRE #02066757 | Epique Realty | Prestige Luxury Group | Equal Housing Opportunity