Oak Park, CA · standard
ZIP Code 91377
Ventura County, California — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 13,811
- 1,008/sq mi
- $163,085
- Median income
- $1,036,900
- Median home value
- 63.0%
- Bachelor's or higher
The verdict
Oak Park pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.
- Top 3%
- household income, US ZIPs
- Top 2%
- home value, US ZIPs
- 1,008
- people per sq mi
- 72%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 91377 against every reporting US ZIP.
ZIP code 91377 is classified by USPS as a standard delivery area and covers roughly 13.7 square miles in Oak Park, Ventura County, California. The area is home to 13,811 residents, producing a population density of 1,008 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 91377 against California and the nation.
On the economic side, the median household income for ZIP 91377 sits at $163,085 (60% above the California average), while per-capita income is $77,528. The poverty rate stands at 4.2% and the unemployment rate at 7.0%. On housing, the median home value is $1,036,900 (34% above the state average) with median rent at $3,149 per month, and 71.9% of occupied units are owner-occupied, a direct signal of whether 91377 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 63.0% of adults hold a bachelor's degree or higher, the median age is 43, and the average commute is 31 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Ventura County, so you can benchmark 91377 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 91377
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 91377.
- Professional, scientific, and technical services
Professional, scientific, and technical services
90 establishments
- Arts, entertainment, and recreation 31
Arts, entertainment, and recreation
31 establishments
- Real estate and rental and leasing 30
Real estate and rental and leasing
30 establishments
- Construction 28
Construction
28 establishments
- Health care and social assistance 23
Health care and social assistance
23 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 91377, Oak 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
13,811
Population
13.7
Area (sq mi)
1,008
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 91377?
43.0
Median Age
49.2%
Male
50.8%
Female
23.9%
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?
$163,085
Median Household Income
+60% vs state
$77,528
Per Capita Income
4.2%
Poverty Rate
7.0%
Unemployment Rate
31.1 min
Mean Commute Time
How ZIP 91377 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$163,085 Top 3% higher than 97% 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?
5,354
Total Housing Units
5,099
Occupied Units
255
Vacant Units
2.70
Avg Household Size
Occupancy Type
$1,036,900
Median Home Value
+34% vs state
$3,149
Median Rent
1985
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
+12.2%
YoY Change (2024)
330
HPI Index (2000 = 100)
+230%
Total Change Since 2000
Home values in ZIP 91377 have increased 12.2% over the past year (2024). Since 2000, this ZIP has seen +230% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | -2.0% | 226 |
| 2021 | +8.3% | 245 |
| 2022 | +12.4% | 275 |
| 2023 | +7.0% | 294 |
| 2024 | +12.2% | 330 |
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 306 business establishments in ZIP 91377, employing approximately 819 people with a combined annual payroll of $50,831,000.
306
Businesses
819
Employees
$50.8M
Annual Payroll
13
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 90 | 29.4% |
| Arts, entertainment, and recreation | 31 | 10.1% |
| Real estate and rental and leasing | 30 | 9.8% |
| Construction | 28 | 9.2% |
| Health care and social assistance | 23 | 7.5% |
| Finance and insurance | 20 | 6.5% |
| Other services (except public administration) | 19 | 6.2% |
| Information | 17 | 5.6% |
| Accommodation and food services | 15 | 4.9% |
| Retail trade | 11 | 3.6% |
| Wholesale trade | 8 | 2.6% |
| Administrative and support and waste management and remediation services | 8 | 2.6% |
| Educational services | 5 | 1.6% |
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 91377 vs 91362 →
ZIP 91377 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 93065
Simi Valley (93065)
72,508 residents
- 91304
Canoga Park (91304)
50,231 residents
- 91360
Thousand Oaks (91360)
42,402 residents
- 91362
Thousand Oaks (91362)
36,045 residents
- 91302 25,709
Calabasas (91302)
25,709 residents
- 91301 25,488
Agoura Hills (91301)
25,488 residents
- 91307 24,474
West Hills (91307)
24,474 residents
- 91361 20,438
Westlake Village (91361)
20,438 residents
- 90265 18,116
Malibu (90265)
18,116 residents
What this shows Among its immediate neighbors, ZIP 91377 ranks #0 by population — useful context the national average alone can't give.
ZIP 91377 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 90265
Malibu (90265)
$196,742 median income
- 91302
Calabasas (91302)
$185,636 median income
- 91301
Agoura Hills (91301)
$163,317 median income
- 91377
Oak Park (91377)
$163,085 median income
- 91307
West Hills (91307)
$151,190 median income
- 91361
Westlake Village (91361)
$144,900 median income
- 91362
Thousand Oaks (91362)
$139,800 median income
- 93065
Simi Valley (93065)
$120,519 median income
- 91360
Thousand Oaks (91360)
$119,296 median income
What this shows By household income, ZIP 91377 ranks #4 of 9 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 91362 | Thousand Oaks, CA | 36,045 | 3.0 mi |
| 91301 | Agoura Hills, CA | 25,488 | 4.3 mi |
| 93065 | Simi Valley, CA | 72,508 | 5.2 mi |
| 91307 | West Hills, CA | 24,474 | 6.1 mi |
| 93064 | Brandeis, CA | 40 | 5.7 mi |
| 91360 | Thousand Oaks, CA | 42,402 | 6.9 mi |
| 91302 | Calabasas, CA | 25,709 | 6.9 mi |
| 91361 | Westlake Village, CA | 20,438 | 7.7 mi |
| 91304 | Canoga Park, CA | 50,231 | 8.2 mi |
| 90265 | Malibu, CA | 18,116 | 9.1 mi |
More ZIP Codes in Ventura County
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Frequently Asked Questions
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What percentage of residents own vs. rent in ZIP 91377? ▼
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ZIP Code Research Guides
Official Data Resources for Oak 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.