Placentia, CA · standard
ZIP Code 92870
Orange County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 52,033
- 2,964/sq mi High-density area
- $115,929
- Median income Above-median income area
- $921,000
- Median home value Above-median home value
- 44.2%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Placentia pairs an upper-quartile household income with top-decile home values, in a suburban-density, homeowner-dominated and unusually populous area.
- Top 11%
- household income, US ZIPs
- Top 3%
- home value, US ZIPs
- 2,964
- people per sq mi
- 64%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 92870 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 92870 (Placentia, CA) rose +9.0% from 2023 to 2024. The all-transactions index moved from 338.1 in 2023 to 368.6 in 2024 (2000 = 100).
ZIP code 92870 is a densely settled ZIP (a standard USPS delivery area) in Placentia, Orange County, California, with 52,033 residents across 17.6 square miles, a density of 2,964 people per square mile, in the Los Angeles time zone.
ZIP 92870 skews affluent, with a median household income of $115,929 (14% above the average California ZIP), while per-capita income is $48,006. The poverty rate is 7.9%, with unemployment at 5.5%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $921,000 (19% above the average California ZIP), while 63.6% of occupied homes are owner-occupied and median rent is $2,388.
A solid share of residents have a four-year degree: 44.2% of adults hold a bachelor's degree or higher, the median age is 39.1, and the average commute is 27 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Orange County, so 92870 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 92870
Top 5 sectors by establishment count in Placentia, CA
Which industries have the most business establishments in ZIP 92870.
- Health care and social assistance
Health care and social assistance
187 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
143 establishments
- Construction
Construction
126 establishments
- Other services (except public administration)
Other services (except public administration)
115 establishments
- Accommodation and food services
Accommodation and food services
111 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 92870, Placentia, 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
52,033
Population
17.6
Area (sq mi)
2,964
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 92870?
39.1
Median Age
48.4%
Male
51.6%
Female
24.0%
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?
$115,929
Median Household Income
+14% vs state ZIP avg
$48,006
Per Capita Income
7.9%
Poverty Rate
5.5%
Unemployment Rate
26.6 min
Mean Commute Time
How ZIP 92870 ranks nationally
Placentia, CA household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$115,929 Top 11% higher than 89% 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
17,890housing units
17,890
Total Housing Units
17,182
Occupied Units
708
Vacant Units
3.04
Avg Household Size
Occupancy Type
$921,000
Median Home Value
+19% vs state ZIP avg
$2,388
Median Rent
1976
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
+9.0%
YoY Change (2024)
369
HPI Index (2000 = 100)
+269%
Total Change Since 2000
Home values in ZIP 92870 have increased 9.0% over the past year (2024). Since 2000, this ZIP has seen +269% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.3% | 247 |
| 2021 | +11.3% | 275 |
| 2022 | +17.6% | 324 |
| 2023 | +4.5% | 338 |
| 2024 | +9.0% | 369 |
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 1,295 business establishments in ZIP 92870, employing approximately 12,959 people with a combined annual payroll of $758,308,000.
1,295
Businesses
12,959
Employees
$758.3M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 187 | 14.4% |
| Professional, scientific, and technical services | 143 | 11.0% |
| Construction | 126 | 9.7% |
| Other services (except public administration) | 115 | 8.9% |
| Accommodation and food services | 111 | 8.6% |
| Wholesale trade | 103 | 8.0% |
| Retail trade | 100 | 7.7% |
| Manufacturing | 98 | 7.6% |
| Real estate and rental and leasing | 77 | 6.0% |
| Finance and insurance | 76 | 5.9% |
| Administrative and support and waste management and remediation services | 76 | 5.9% |
| Transportation and warehousing | 34 | 2.6% |
| Educational services | 19 | 1.5% |
| Information | 14 | 1.1% |
| Arts, entertainment, and recreation | 10 | 0.8% |
| Management of companies and enterprises | 3 | 0.2% |
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 92870 vs 92831 →
ZIP 92870 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 92870
Placentia (92870)
52,033 residents
- 92886
Yorba Linda (92886)
46,564 residents
- 92867
Orange (92867)
44,515 residents
- 92806
Anaheim (92806)
37,173 residents
- 92807
Anaheim (92807)
36,171 residents
- 92821
Brea (92821)
35,533 residents
- 92831
Fullerton (92831)
34,204 residents
- 92832
Fullerton (92832)
24,752 residents
- 92835
Fullerton (92835)
24,010 residents
What this shows Among its immediate neighbors, ZIP 92870 ranks the most populous - useful context the national average alone can't give.
ZIP 92870 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 92823
Brea (92823)
$169,900 median income
- 92886
Yorba Linda (92886)
$153,397 median income
- 92835
Fullerton (92835)
$143,817 median income
- 92807
Anaheim (92807)
$138,741 median income
- 92867
Orange (92867)
$130,741 median income
- 92865
Orange (92865)
$127,431 median income
- 92821
Brea (92821)
$123,629 median income
- 92870
Placentia (92870)
$115,929 median income
- 92806
Anaheim (92806)
$97,265 median income
What this shows By household income, ZIP 92870 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 92831 | Fullerton, CA | 34,204 | 2.4 mi |
| 92806 | Anaheim, CA | 37,173 | 3.0 mi |
| 92865 | Orange, CA | 19,704 | 3.6 mi |
| 92886 | Yorba Linda, CA | 46,564 | 3.5 mi |
| 92821 | Brea, CA | 35,533 | 3.7 mi |
| 92835 | Fullerton, CA | 24,010 | 3.9 mi |
| 92832 | Fullerton, CA | 24,752 | 4.3 mi |
| 92823 | Brea, CA | 3,613 | 4.4 mi |
| 92807 | Anaheim, CA | 36,171 | 4.3 mi |
| 92867 | Orange, CA | 44,515 | 4.9 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 92870, 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 (52,033 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 92870 in?
ZIP code 92870 (Placentia) 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 92870?
ZIP code 92870 in Placentia, CA has a population of 52,033 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 92870?
The median household income in ZIP 92870 is $115,929, which is 52% above the national average of $76,288.
What is the average home value in ZIP 92870?
The median home value in ZIP 92870 is $921,000, which is 231% above the national average of $278,155.
What is the demographic makeup of ZIP 92870?
The largest racial group in ZIP 92870 is White at 42.7%. Hispanic or Latino residents make up 37.9% of the population.
How many businesses are in ZIP code 92870?
ZIP code 92870 has 1,295 business establishments employing approximately 12,959 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 92870?
The top industries by establishment count in ZIP 92870 are: Health care and social assistance (187), Professional, scientific, and technical services (143), Construction (126). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 92870?
According to the FHFA House Price Index, home values in ZIP 92870 increased by 9.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 269%. 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 92870?
In ZIP code 92870, 62.5% of residents aged 25+ have a high school diploma or higher, and 44.2% 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 92870?
The mean commute time for workers in ZIP code 92870 is 26.6 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 92870?
In ZIP code 92870, approximately 63.6% of occupied housing units are owner-occupied and 36.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 92870?
The poverty rate in ZIP code 92870 is 7.9% 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 92870's numbers, next.
- See how ZIP 92870 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Placentia, 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.