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
- $97,612
- Median income
- $832,000
- Median home value
- 32.7%
- Bachelor's or higher
The verdict
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.
ZIP code 90621 is classified by USPS as a standard delivery area and covers roughly 10.7 square miles in Buena Park, Orange County, California. The area is home to 35,153 residents, producing a population density of 3,272 people per square mile, and falls within the Los Angeles time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 90621 against California and the nation.
On the economic side, the median household income for ZIP 90621 sits at $97,612 (4% below the California average), while per-capita income is $37,724. The poverty rate stands at 10.1% and the unemployment rate at 6.6%. On housing, the median home value is $832,000 (8% above the state average) with median rent at $2,167 per month, and 34.8% of occupied units are owner-occupied, a direct signal of whether 90621 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 32.7% of adults hold a bachelor's degree or higher, the median age is 36.2, and the average commute is 30 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Orange County, so you can benchmark 90621 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 90621
Top 5 sectors by establishment count
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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, 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; HUD FMR + 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
$37,724
Per Capita Income
10.1%
Poverty Rate
6.6%
Unemployment Rate
29.5 min
Mean Commute Time
How ZIP 90621 ranks nationally
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?
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
$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 |
More ZIP Codes in Orange County
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Frequently Asked Questions
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What percentage of residents own vs. rent in ZIP 90621? ▼
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ZIP Code Research Guides
Official Data Resources for Buena Park, CA
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.