Buena Park, CA · standard
ZIP Code 90621
Orange County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 35,153
- 3,272/sq mi High-density area
- $97,612
- Median income Above-median income area
- $832,000
- Median home value Above-median home value
- 32.7%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Buena Park pairs an upper-quartile household income with top-decile home values, in a suburban-density, renter-heavy area.
- Top 21%
- household income, US ZIPs
- Top 4%
- home value, US ZIPs
- 3,272
- people per sq mi
- 35%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 90621 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 90621 (Buena Park, CA) rose +7.6% from 2023 to 2024. The all-transactions index moved from 379.3 in 2023 to 408.0 in 2024 (2000 = 100).
ZIP code 90621 is a densely settled ZIP (a standard USPS delivery area) in Buena Park, Orange County, California, with 35,153 residents across 10.7 square miles, a density of 3,272 people per square mile, in the Los Angeles time zone.
ZIP 90621 lands in the middle-income range, with a median household income of $97,612 (4% below the average California ZIP), while per-capita income is $37,724. The poverty rate is 10.1%, with unemployment at 6.6%; those measures add context to the income figure. Median home value is $832,000 (8% above the average California ZIP) and median rent is $2,167; 34.8% of occupied homes are owner-occupied.
A solid share of residents have a four-year degree: 32.7% of adults hold a bachelor's degree or higher, the median age is 36.2, and the average commute is 30 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Orange County, so 90621 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 90621
Top 5 sectors by establishment count in Buena Park, CA
Which industries have the most business establishments in ZIP 90621.
- Accommodation and food services
Accommodation and food services
160 establishments
- Retail trade
Retail trade
146 establishments
- Health care and social assistance
Health care and social assistance
126 establishments
- Wholesale trade
Wholesale trade
116 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
105 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 90621, Buena Park, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
35,153
Population
10.7
Area (sq mi)
3,272
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 90621?
36.2
Median Age
50.4%
Male
49.6%
Female
41.9%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$97,612
Median Household Income
-4% vs state ZIP avg
$37,724
Per Capita Income
10.1%
Poverty Rate
6.6%
Unemployment Rate
29.5 min
Mean Commute Time
How ZIP 90621 ranks nationally
Buena Park, CA household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$97,612 Top 21% higher than 79% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
11,240housing units
11,240
Total Housing Units
10,977
Occupied Units
263
Vacant Units
3.24
Avg Household Size
Occupancy Type
$832,000
Median Home Value
+8% vs state ZIP avg
$2,167
Median Rent
1975
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+7.6%
YoY Change (2024)
408
HPI Index (2000 = 100)
+308%
Total Change Since 2000
Home values in ZIP 90621 have increased 7.6% over the past year (2024). Since 2000, this ZIP has seen +308% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.9% | 279 |
| 2021 | +11.5% | 311 |
| 2022 | +15.4% | 359 |
| 2023 | +5.5% | 379 |
| 2024 | +7.6% | 408 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 1,170 business establishments in ZIP 90621, employing approximately 11,275 people with a combined annual payroll of $702,974,000.
1,170
Businesses
11,275
Employees
$703.0M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Accommodation and food services | 160 | 13.7% |
| Retail trade | 146 | 12.5% |
| Health care and social assistance | 126 | 10.8% |
| Wholesale trade | 116 | 9.9% |
| Professional, scientific, and technical services | 105 | 9.0% |
| Other services (except public administration) | 97 | 8.3% |
| Construction | 85 | 7.3% |
| Transportation and warehousing | 65 | 5.6% |
| Finance and insurance | 61 | 5.2% |
| Real estate and rental and leasing | 58 | 5.0% |
| Manufacturing | 57 | 4.9% |
| Administrative and support and waste management and remediation services | 45 | 3.9% |
| Information | 17 | 1.4% |
| Arts, entertainment, and recreation | 13 | 1.1% |
| Educational services | 12 | 1.0% |
| Management of companies and enterprises | 7 | 0.6% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 90621 vs 92833 →
ZIP 90621 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 92804
Anaheim (92804)
85,914 residents
- 92801
Anaheim (92801)
62,068 residents
- 92833
Fullerton (92833)
51,767 residents
- 90638
La Mirada (90638)
49,012 residents
- 90620
Buena Park (90620)
45,113 residents
- 90604
Whittier (90604)
39,407 residents
- 90621
Buena Park (90621)
35,153 residents
- 90680 29,945
Stanton (90680)
29,945 residents
- 92832 24,752
Fullerton (92832)
24,752 residents
What this shows Among its immediate neighbors, ZIP 90621 ranks #7 by population - useful context the national average alone can't give.
ZIP 90621 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 90603
Whittier (90603)
$136,705 median income
- 90620
Buena Park (90620)
$126,094 median income
- 90623
La Palma (90623)
$116,594 median income
- 92833
Fullerton (92833)
$114,176 median income
- 90638
La Mirada (90638)
$109,649 median income
- 90604
Whittier (90604)
$105,074 median income
- 90621
Buena Park (90621)
$97,612 median income
- 92832
Fullerton (92832)
$94,275 median income
- 90680
Stanton (90680)
$85,592 median income
What this shows By household income, ZIP 90621 ranks #7 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 92833 | Fullerton, CA | 51,767 | 1.9 mi |
| 90638 | La Mirada, CA | 49,012 | 2.1 mi |
| 90620 | Buena Park, CA | 45,113 | 2.2 mi |
| 92832 | Fullerton, CA | 24,752 | 3.7 mi |
| 90623 | La Palma, CA | 15,554 | 3.2 mi |
| 92801 | Anaheim, CA | 62,068 | 3.1 mi |
| 90603 | Whittier, CA | 20,063 | 4.9 mi |
| 92804 | Anaheim, CA | 85,914 | 4.0 mi |
| 90680 | Stanton, CA | 29,945 | 5.1 mi |
| 90604 | Whittier, CA | 39,407 | 4.0 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 90621, both outside CA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (35,153 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Orange County
Related Areas
Frequently Asked Questions
What county is ZIP code 90621 in?
ZIP code 90621 (Buena Park) is located in Orange County, California. Orange County contains multiple ZIP codes, see the full list at /counties/orange-ca.
What is the population of ZIP code 90621?
ZIP code 90621 in Buena Park, CA has a population of 35,153 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 90621?
The median household income in ZIP 90621 is $97,612, which is 28% above the national average of $76,288.
What is the average home value in ZIP 90621?
The median home value in ZIP 90621 is $832,000, which is 199% above the national average of $278,155.
What is the demographic makeup of ZIP 90621?
The largest racial group in ZIP 90621 is Asian at 38.3%. Hispanic or Latino residents make up 47.2% of the population.
How many businesses are in ZIP code 90621?
ZIP code 90621 has 1,170 business establishments employing approximately 11,275 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 90621?
The top industries by establishment count in ZIP 90621 are: Accommodation and food services (160), Retail trade (146), Health care and social assistance (126). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 90621?
According to the FHFA House Price Index, home values in ZIP 90621 increased by 7.6% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 308%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 90621?
In ZIP code 90621, 57.4% of residents aged 25+ have a high school diploma or higher, and 32.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 90621?
The mean commute time for workers in ZIP code 90621 is 29.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 90621?
In ZIP code 90621, approximately 34.8% of occupied housing units are owner-occupied and 65.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 90621?
The poverty rate in ZIP code 90621 is 10.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 90621's numbers, next.
- See how ZIP 90621 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Buena Park, CA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.