West Covina, CA · standard
ZIP Code 91791
Los Angeles County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 32,414
- 1,886/sq mi High-density area
- $102,266
- Median income Above-median income area
- $843,600
- Median home value Above-median home value
- 33.4%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
West Covina pairs an upper-quartile household income with top-decile home values, in a low-density, homeowner-dominated area.
- Top 18%
- household income, US ZIPs
- Top 4%
- home value, US ZIPs
- 1,886
- people per sq mi
- 65%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 91791 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 91791 (West Covina, CA) rose +10.3% from 2023 to 2024. The all-transactions index moved from 338.4 in 2023 to 373.4 in 2024 (2000 = 100).
ZIP code 91791 is a densely settled ZIP (a standard USPS delivery area) in West Covina, Los Angeles County, California, with 32,414 residents across 17.2 square miles, a density of 1,886 people per square mile, in the Los Angeles time zone.
ZIP 91791 lands in the middle-income range, with a median household income of $102,266 (1% above the average California ZIP), while per-capita income is $44,351. The poverty rate is 9.1%, with unemployment at 8.6%; those measures add context to the income figure. Median home value is $843,600 (9% above the average California ZIP) and median rent is $1,915; 64.5% of occupied homes are owner-occupied.
A solid share of residents have a four-year degree: 33.4% of adults hold a bachelor's degree or higher, the median age is 43.4, and the average commute is 34 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Los Angeles County, so 91791 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 91791
Top 5 sectors by establishment count in West Covina, CA
Which industries have the most business establishments in ZIP 91791.
- Health care and social assistance
Health care and social assistance
114 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
99 establishments
- Retail trade
Retail trade
97 establishments
- Accommodation and food services
Accommodation and food services
78 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
67 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 91791, West Covina, 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
32,414
Population
17.2
Area (sq mi)
1,886
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 91791?
43.4
Median Age
47.8%
Male
52.2%
Female
36.5%
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?
$102,266
Median Household Income
+1% vs state ZIP avg
$44,351
Per Capita Income
9.1%
Poverty Rate
8.6%
Unemployment Rate
33.7 min
Mean Commute Time
How ZIP 91791 ranks nationally
West Covina, CA household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$102,266 Top 18% higher than 82% 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
11,320housing units
11,320
Total Housing Units
10,821
Occupied Units
499
Vacant Units
3.04
Avg Household Size
Occupancy Type
$843,600
Median Home Value
+9% vs state ZIP avg
$1,915
Median Rent
1965
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
+10.3%
YoY Change (2024)
373
HPI Index (2000 = 100)
+273%
Total Change Since 2000
Home values in ZIP 91791 have increased 10.3% over the past year (2024). Since 2000, this ZIP has seen +273% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.0% | 263 |
| 2021 | +11.1% | 292 |
| 2022 | +16.4% | 340 |
| 2023 | -0.4% | 338 |
| 2024 | +10.3% | 373 |
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 798 business establishments in ZIP 91791, employing approximately 9,243 people with a combined annual payroll of $441,711,000.
798
Businesses
9,243
Employees
$441.7M
Annual Payroll
17
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 114 | 14.3% |
| Professional, scientific, and technical services | 99 | 12.4% |
| Retail trade | 97 | 12.2% |
| Accommodation and food services | 78 | 9.8% |
| Real estate and rental and leasing | 67 | 8.4% |
| Transportation and warehousing | 65 | 8.2% |
| Other services (except public administration) | 56 | 7.0% |
| Finance and insurance | 55 | 6.9% |
| Construction | 41 | 5.1% |
| Administrative and support and waste management and remediation services | 39 | 4.9% |
| Wholesale trade | 37 | 4.6% |
| Educational services | 16 | 2.0% |
| Information | 12 | 1.5% |
| Arts, entertainment, and recreation | 8 | 1.0% |
| Manufacturing | 5 | 0.6% |
| Management of companies and enterprises | 5 | 0.6% |
| Utilities | 3 | 0.4% |
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 91791 vs 91723 →
ZIP 91791 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 91744
La Puente (91744)
85,040 residents
- 91748
Rowland Heights (91748)
45,406 residents
- 91790
West Covina (91790)
44,907 residents
- 91789
Walnut (91789)
43,079 residents
- 91768
Pomona (91768)
34,537 residents
- 91722
Covina (91722)
34,409 residents
- 91791 32,414
West Covina (91791)
32,414 residents
- 91792 30,854
West Covina (91792)
30,854 residents
- 91724 26,184
Covina (91724)
26,184 residents
What this shows Among its immediate neighbors, ZIP 91791 ranks #7 by population - useful context the national average alone can't give.
ZIP 91791 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 91789
Walnut (91789)
$125,720 median income
- 91724
Covina (91724)
$103,163 median income
- 91790
West Covina (91790)
$102,927 median income
- 91791
West Covina (91791)
$102,266 median income
- 91722
Covina (91722)
$102,062 median income
- 91740
Glendora (91740)
$99,083 median income
- 91792
West Covina (91792)
$94,817 median income
- 91723
Covina (91723)
$94,167 median income
- 91744
La Puente (91744)
$93,557 median income
What this shows By household income, ZIP 91791 ranks #4 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 91723 | Covina, CA | 18,275 | 1.7 mi |
| 91792 | West Covina, CA | 30,854 | 2.5 mi |
| 91722 | Covina, CA | 34,409 | 2.6 mi |
| 91790 | West Covina, CA | 44,907 | 2.5 mi |
| 91724 | Covina, CA | 26,184 | 2.6 mi |
| 91744 | La Puente, CA | 85,040 | 3.3 mi |
| 91789 | Walnut, CA | 43,079 | 3.7 mi |
| 91748 | Rowland Heights, CA | 45,406 | 5.8 mi |
| 91740 | Glendora, CA | 25,356 | 4.6 mi |
| 91768 | Pomona, CA | 34,537 | 5.9 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 91791, 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 (32,414 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Los Angeles County
Related Areas
Frequently Asked Questions
What county is ZIP code 91791 in?
ZIP code 91791 (West Covina) is located in Los Angeles County, California. Los Angeles County contains multiple ZIP codes, see the full list at /counties/los-angeles-ca.
What is the population of ZIP code 91791?
ZIP code 91791 in West Covina, CA has a population of 32,414 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 91791?
The median household income in ZIP 91791 is $102,266, which is 34% above the national average of $76,288.
What is the average home value in ZIP 91791?
The median home value in ZIP 91791 is $843,600, which is 203% above the national average of $278,155.
What is the demographic makeup of ZIP 91791?
The largest racial group in ZIP 91791 is Asian at 32.4%. Hispanic or Latino residents make up 51.7% of the population.
How many businesses are in ZIP code 91791?
ZIP code 91791 has 798 business establishments employing approximately 9,243 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 91791?
The top industries by establishment count in ZIP 91791 are: Health care and social assistance (114), Professional, scientific, and technical services (99), Retail trade (97). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 91791?
According to the FHFA House Price Index, home values in ZIP 91791 increased by 10.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 273%. 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 91791?
In ZIP code 91791, 55.0% of residents aged 25+ have a high school diploma or higher, and 33.4% 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 91791?
The mean commute time for workers in ZIP code 91791 is 33.7 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 91791?
In ZIP code 91791, approximately 64.5% of occupied housing units are owner-occupied and 35.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 91791?
The poverty rate in ZIP code 91791 is 9.1% 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 91791's numbers, next.
- See how ZIP 91791 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where West Covina, 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.