91001 Housing Market
Median List Price
$1,599,990
Updated August 2026
Today, the 91001 ZIP code in Altadena, CA has 41 homes for sale at a median list price of $1,599,990, typically selling in about 62 days.
91001 Housing Market Overview
Homes in the 91001 ZIP code carry a median list price of $1.6M. Compared with Altadena overall, that is a 2.4% discount. The median price moved from $1M in February to $1.6M in July, a 48.6% increase over six months. Right now 41 homes are on the market in the 91001 ZIP code. Six bedroom homes carry the highest medians at $2.2M, with two bedroom homes starting the range at $660,000.
91001 Area Market Pulse
Topfind Market Read
The picture is mixed here. There is only 2.3 months of supply, yet the typical home takes about 62 days to sell, and 37% of sellers have trimmed their asking price, so neither side holds a clear advantage. Realistic pricing wins for sellers, and patient, prepared buyers can secure fair terms.
Median Home Price
$1.60M
Chart shows the median closed sale price by month
Months of Supply
Estimated time to sell all listings at the current sales pace
2.3 months of supply
Tight Supply41 active listings against the current sales pace works out to about 2.3 months of supply.
What this means for buyers
Inventory is tight relative to how many homes sell each month, so buyers have fewer options and well-priced homes draw competition. Listings typically sell in ~62 days.
Sales Velocity
How fast homes are selling
Homes are sitting on the market, so buyers often have strong leverage to negotiate price, terms, and repairs. The trend is moving the other way though, with selling times down 48% over the last six months.
Inventory Distribution
A solid share of current listings is under 30 days old, while a meaningful share has been up longer.
About 44% of current listings are under 30 days old, while the rest have been up longer.
Housing Tenure in 91001 Area
Homeownership is significantly higher than average, making this a homeowner-dominated market with more long-term residents.
78%
Homeowners
22%
Renters
Homeownership is 22.5 points higher than the California average (55.5%)
15,018 households (2023)
Median Price by Bedroom
Home prices generally rise with bedroom count, though not every step adds value.
Each additional bedroom adds about $390K in value on average, with larger homes seeing bigger price jumps.
Largest increase: 3 → 4 bedrooms (+$650K)
Price Reductions
15 listings have reduced their price
37% of active listings
Average reduction: 9.1% (~$146K)
Browse 91001 Listings
Frequently Asked Questions about the 91001 Housing Market
What is the median home price in the 91001 ZIP code?
The median list price in the 91001 ZIP code is $1,599,990 as of August 2026, based on 41 active listings.
Is the 91001 ZIP code a buyer's market or a seller's market?
The 91001 ZIP code currently reads as a buyer's market. Active inventory works out to about 2.3 months of supply at the recent sales pace.
How fast do homes sell in the 91001 ZIP code?
The average home currently for sale in the 91001 ZIP code has been on the market for 62 days.
How many homes are for sale in the 91001 ZIP code?
There are 41 homes for sale in the 91001 ZIP code right now, including 4 listed within the last week.