90621 (Buena Park) housing market data
The median home in ZIP 90621 in Buena Park sold for $879,742 in the three months to September 2026, −1.8% on a year earlier. 39 homes sold, taking a median 38 days, at 99.7% of list price on average. The Orange County median was $1,207,298.
Neither side has a clear edge: price and condition decide most sales, and well-priced homes still sell in about a month.
99.7% of list price on average · 26% sold above asking · 38 days on market · 4.1 months of supply, ZIP 90621 in Buena Park. How we decide
90621 home prices
Among the 81 Orange County ZIP codes with at least 10 sales, 90621 has the 70th highest median price and the 26th fastest sales.
How fast homes sell in 90621
Buyers and sellers in 90621
| Sold above list price | 26.3% |
|---|---|
| Went under contract within two weeks | 31.3% |
| New listings in three months | 51 |
| Homes for sale | 52 |
| Months of supply | 4.1 |
90621 prices by property type
| Type | Median price | 1 year | Days on market | Sold |
|---|---|---|---|---|
| Single Family | $1,149,710 | +15.0% | 30 | 25 |
| Condo/Co-op | $804,976 | −5.3% | 42 | 6 |
| Townhouse | $799,001 | +2.4% | 66 | 7 |
What it costs to buy in 90621
At the median price and this week's average 30-year rate, a buyer putting 20% down pays about $5,529 a month in principal, interest and base property tax, before insurance, HOA dues and any special taxes. Lenders commonly cap housing costs at 28% of gross income, which points to a household income of about $236,977. That is 2.4 times the median household income of $97,612. The Census puts the median rent at $2,167 a month, so owning the median home costs about $3,362 a month more than renting, before tax deductions and equity.
| Median sale price | $879,742 |
|---|---|
| 20% down payment | $175,948 |
| Principal and interest, 30-year fixed at 7.24% | $4,796 a month |
| Property tax at the 1% Prop 13 base | $733 a month |
| Household income needed (28% guideline) | $236,977 a year |
| Median household income here (Census) | $97,612 a year |
| Median gross rent here (Census) | $2,167 a month |
Who lives in 90621
| Population | 35,984 |
|---|---|
| Median household income | $97,612 |
| Median home value (owners' estimate) | $832,000 |
| Median gross rent | $2,167 a month |
| Homes owner-occupied | 34.8% |
| Housing units | 11,240 |
Nearby ZIP codes
| ZIP | Area | Median price | 1 year | Days on market |
|---|---|---|---|---|
| 90620 | Buena Park | $907,483 | +2.0% | 40 |
| 90623 | La Palma | $1,210,144 | +0.9% | 26 |
| 90630 | Cypress | $959,718 | +0.5% | 43 |
| 90631 | La Habra | $894,737 | +4.7% | 41 |
| 90680 | Stanton | $679,800 | −4.9% | 45 |
| 90720 | Los Alamitos | $1,666,010 | +5.8% | 42 |
| 90740 | Seal Beach | $452,367 | +2.8% | 55 |
| 92602 | Irvine | $2,179,360 | −11.5% | 57 |
Every metric for 90621, month by month
| Three months to | Median price | 1 year | $/sq ft | Sold | New listings | Days on market | Sale-to-list |
|---|---|---|---|---|---|---|---|
| September 2026 | $879,742 | −1.8% | $566 | 39 | 51 | 38 | 99.7% |
| August 2026 | $865,000 | −0.3% | $556 | 47 | 54 | 40 | 100.2% |
| July 2026 | $857,500 | −0.9% | $556 | 50 | 57 | 38 | 100.8% |
| June 2026 | $845,000 | −6.1% | $558 | 45 | 69 | 38 | 100.6% |
| May 2026 | $839,500 | −7.8% | $564 | 38 | 62 | 48 | 99.3% |
| April 2026 | $835,000 | −7.2% | $562 | 37 | 59 | 62 | 98.8% |
| March 2026 | $835,000 | −1.8% | $560 | 30 | 41 | 65 | 98.7% |
| February 2026 | $850,000 | −2.3% | $560 | 27 | 35 | 65 | 99.7% |
| January 2026 | $872,500 | −6.1% | $570 | 28 | 27 | 49 | 99.4% |
| December 2025 | $835,000 | −9.2% | $559 | 28 | 33 | 37 | 99.7% |
| November 2025 | $865,000 | −4.7% | $558 | 26 | 34 | 33 | 99.4% |
| October 2025 | $865,000 | +1.8% | $572 | 32 | 38 | 39 | 99.5% |
| September 2025 | $896,000 | +5.4% | $553 | 33 | 39 | 44 | 98.9% |
Taxes and costs
Property tax, transfer tax, Mello-Roos and insurance work the same across Orange County; see the county page for the rules.
90621 housing market,
answered.
What is the median home price in 90621?+
$879,742 for homes sold in the three months to September 2026 (Redfin), −27.1% against the Orange County median.
Are home prices going up in 90621?+
The three-month median is −1.8% on a year earlier. With 39 sales in the period, a few unusual sales can move a ZIP median, so read it alongside the county trend.
How fast do homes sell in 90621?+
A median 38 days from listing to accepted offer, against 47 across Orange County.
What area is ZIP 90621?+
ZIP 90621 is in Buena Park, Orange County, California.
How this data works
Redfin Data Center figures from the Redfin Data Center. ZIP figures are rolling three-month periods; Redfin uses them because single months in one ZIP are too few sales to be reliable. The area name is from Zillow's ZIP data. The compilation is ours.