Pomona, CA · standard
ZIP Code 91766
Los Angeles County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 71,599
- 2,719/sq mi High-density area
- $81,991
- Median income Near-median income area
- $599,000
- Median home value Above-median home value
- 20.3%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Pomona pairs an above-median household income with top-decile home values, in a suburban-density, mixed-tenure and unusually populous area.
- Top 36%
- household income, US ZIPs
- Top 9%
- home value, US ZIPs
- 2,719
- people per sq mi
- 54%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 91766 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 91766 (Pomona, CA) rose +6.0% from 2023 to 2024. The all-transactions index moved from 400.6 in 2023 to 424.6 in 2024 (2000 = 100).
ZIP code 91766 is a densely settled ZIP (a standard USPS delivery area) in Pomona, Los Angeles County, California, with 71,599 residents across 26.3 square miles, a density of 2,719 people per square mile, in the Los Angeles time zone.
ZIP 91766 lands in the middle-income range, with a median household income of $81,991 (19% below the average California ZIP), while per-capita income is $29,196. The poverty rate is 14.1%, with unemployment at 5.7%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $599,000 (22% below the average California ZIP), and median rent is $1,842; owner occupancy is 54.4%.
Educational attainment sits below the national norm: 20.3% of adults hold a bachelor's degree or higher, the median age is 35.4, and the average commute is 32 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Los Angeles County, so 91766 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 91766
Top 5 sectors by establishment count in Pomona, CA
Which industries have the most business establishments in ZIP 91766.
- Wholesale trade
Wholesale trade
127 establishments
- Retail trade
Retail trade
116 establishments
- Transportation and warehousing
Transportation and warehousing
113 establishments
- Other services (except public administration)
Other services (except public administration)
110 establishments
- Accommodation and food services
Accommodation and food services
109 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 91766, Pomona, 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
71,599
Population
26.3
Area (sq mi)
2,719
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 91766?
35.4
Median Age
50.7%
Male
49.3%
Female
36.6%
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?
$81,991
Median Household Income
-19% vs state ZIP avg
$29,196
Per Capita Income
14.1%
Poverty Rate
5.7%
Unemployment Rate
31.5 min
Mean Commute Time
How ZIP 91766 ranks nationally
Pomona, CA household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$81,991 Top 36% higher than 64% 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
20,445housing units
20,445
Total Housing Units
19,723
Occupied Units
722
Vacant Units
3.46
Avg Household Size
Occupancy Type
$599,000
Median Home Value
-22% vs state ZIP avg
$1,842
Median Rent
1974
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
+6.0%
YoY Change (2024)
425
HPI Index (2000 = 100)
+325%
Total Change Since 2000
Home values in ZIP 91766 have increased 6.0% over the past year (2024). Since 2000, this ZIP has seen +325% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.0% | 296 |
| 2021 | +15.2% | 341 |
| 2022 | +15.6% | 394 |
| 2023 | +1.6% | 401 |
| 2024 | +6.0% | 425 |
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 1,067 business establishments in ZIP 91766, employing approximately 17,330 people with a combined annual payroll of $1,091,787,000.
1,067
Businesses
17,330
Employees
$1.1B
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Wholesale trade | 127 | 11.9% |
| Retail trade | 116 | 10.9% |
| Transportation and warehousing | 113 | 10.6% |
| Other services (except public administration) | 110 | 10.3% |
| Accommodation and food services | 109 | 10.2% |
| Construction | 99 | 9.3% |
| Manufacturing | 78 | 7.3% |
| Health care and social assistance | 76 | 7.1% |
| Professional, scientific, and technical services | 72 | 6.8% |
| Administrative and support and waste management and remediation services | 53 | 5.0% |
| Real estate and rental and leasing | 47 | 4.4% |
| Finance and insurance | 21 | 2.0% |
| Arts, entertainment, and recreation | 17 | 1.6% |
| Educational services | 11 | 1.0% |
| Information | 10 | 0.9% |
| Management of companies and enterprises | 5 | 0.5% |
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 91766 vs 91768 →
ZIP 91766 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 91710
Chino (91710)
80,358 residents
- 91709
Chino Hills (91709)
74,796 residents
- 91766
Pomona (91766)
71,599 residents
- 91762
Ontario (91762)
55,857 residents
- 91767
Pomona (91767)
48,068 residents
- 91765
Diamond Bar (91765)
46,457 residents
- 91789
Walnut (91789)
43,079 residents
- 91763
Montclair (91763)
36,375 residents
- 91711
Claremont (91711)
35,705 residents
What this shows Among its immediate neighbors, ZIP 91766 ranks #3 by population - useful context the national average alone can't give.
ZIP 91766 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 91709
Chino Hills (91709)
$126,350 median income
- 91711
Claremont (91711)
$126,056 median income
- 91789
Walnut (91789)
$125,720 median income
- 91765
Diamond Bar (91765)
$105,565 median income
- 91773
San Dimas (91773)
$105,338 median income
- 91710
Chino (91710)
$103,085 median income
- 91762
Ontario (91762)
$83,850 median income
- 91766
Pomona (91766)
$81,991 median income
- 91767
Pomona (91767)
$79,245 median income
What this shows By household income, ZIP 91766 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 91768 | Pomona, CA | 34,537 | 2.5 mi |
| 91767 | Pomona, CA | 48,068 | 2.9 mi |
| 91763 | Montclair, CA | 36,375 | 4.0 mi |
| 91709 | Chino Hills, CA | 74,796 | 5.5 mi |
| 91710 | Chino, CA | 80,358 | 4.9 mi |
| 91765 | Diamond Bar, CA | 46,457 | 5.0 mi |
| 91773 | San Dimas, CA | 33,119 | 5.6 mi |
| 91789 | Walnut, CA | 43,079 | 5.8 mi |
| 91762 | Ontario, CA | 55,857 | 6.5 mi |
| 91711 | Claremont, CA | 35,705 | 6.4 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 91766, 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 (71,599 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 91766 in?
ZIP code 91766 (Pomona) 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 91766?
ZIP code 91766 in Pomona, CA has a population of 71,599 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 91766?
The median household income in ZIP 91766 is $81,991, which is 7% above the national average of $76,288.
What is the average home value in ZIP 91766?
The median home value in ZIP 91766 is $599,000, which is 115% above the national average of $278,155.
What is the demographic makeup of ZIP 91766?
The largest racial group in ZIP 91766 is Two or More Ethnicities at 22.2%. Hispanic or Latino residents make up 71.8% of the population.
How many businesses are in ZIP code 91766?
ZIP code 91766 has 1,067 business establishments employing approximately 17,330 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 91766?
The top industries by establishment count in ZIP 91766 are: Wholesale trade (127), Retail trade (116), Transportation and warehousing (113). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 91766?
According to the FHFA House Price Index, home values in ZIP 91766 increased by 6.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 325%. 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 91766?
In ZIP code 91766, 46.9% of residents aged 25+ have a high school diploma or higher, and 20.3% 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 91766?
The mean commute time for workers in ZIP code 91766 is 31.5 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 91766?
In ZIP code 91766, approximately 54.4% of occupied housing units are owner-occupied and 45.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 91766?
The poverty rate in ZIP code 91766 is 14.1% 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 91766's numbers, next.
- See how ZIP 91766 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Pomona, 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.