Rohnert Park, CA · standard
ZIP Code 94928
Sonoma County, California — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 43,170
- 2,164/sq mi
- $99,280
- Median income
- $666,000
- Median home value
- 30.6%
- Bachelor's or higher
The verdict
Rohnert Park pairs an upper-quartile household income with top-decile home values, in a suburban-density, mixed-tenure area.
- Top 20%
- household income, US ZIPs
- Top 7%
- home value, US ZIPs
- 2,164
- people per sq mi
- 50%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 94928 against every reporting US ZIP.
ZIP code 94928 is classified by USPS as a standard delivery area and covers roughly 20.0 square miles in Rohnert Park, Sonoma County, California. The area is home to 43,170 residents, producing a population density of 2,164 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 94928 against California and the nation.
On the economic side, the median household income for ZIP 94928 sits at $99,280 (2% below the California average), while per-capita income is $46,113. The poverty rate stands at 10.5% and the unemployment rate at 5.6%. On housing, the median home value is $666,000 (14% below the state average) with median rent at $2,279 per month, and 49.9% of occupied units are owner-occupied, a direct signal of whether 94928 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 30.6% of adults hold a bachelor's degree or higher, the median age is 33.8, and the average commute is 26 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Sonoma County, so you can benchmark 94928 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 94928
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 94928.
- Construction
Construction
151 establishments
- Accommodation and food services
Accommodation and food services
121 establishments
- Health care and social assistance
Health care and social assistance
102 establishments
- Retail trade
Retail trade
96 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
77 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 94928, Rohnert 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
43,170
Population
20.0
Area (sq mi)
2,164
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 94928?
33.8
Median Age
48.1%
Male
51.9%
Female
15.9%
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?
$99,280
Median Household Income
-2% vs state
$46,113
Per Capita Income
10.5%
Poverty Rate
5.6%
Unemployment Rate
26.3 min
Mean Commute Time
How ZIP 94928 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$99,280 Top 20% higher than 80% 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?
17,826
Total Housing Units
17,200
Occupied Units
626
Vacant Units
2.58
Avg Household Size
Occupancy Type
$666,000
Median Home Value
-14% vs state
$2,279
Median Rent
1982
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
-0.6%
YoY Change (2024)
246
HPI Index (2000 = 100)
+146%
Total Change Since 2000
Home values in ZIP 94928 have decreased 0.6% over the past year (2024). Since 2000, this ZIP has seen +146% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.2% | 199 |
| 2021 | +9.1% | 217 |
| 2022 | +9.3% | 237 |
| 2023 | +4.3% | 247 |
| 2024 | -0.6% | 246 |
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 907 business establishments in ZIP 94928, employing approximately 13,276 people with a combined annual payroll of $740,422,000.
907
Businesses
13,276
Employees
$740.4M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 151 | 16.6% |
| Accommodation and food services | 121 | 13.3% |
| Health care and social assistance | 102 | 11.3% |
| Retail trade | 96 | 10.6% |
| Professional, scientific, and technical services | 77 | 8.5% |
| Other services (except public administration) | 73 | 8.1% |
| Real estate and rental and leasing | 54 | 6.0% |
| Administrative and support and waste management and remediation services | 54 | 6.0% |
| Manufacturing | 46 | 5.1% |
| Wholesale trade | 37 | 4.1% |
| Finance and insurance | 36 | 4.0% |
| Arts, entertainment, and recreation | 19 | 2.1% |
| Information | 16 | 1.8% |
| Transportation and warehousing | 11 | 1.2% |
| Educational services | 8 | 0.9% |
| Management of companies and enterprises | 3 | 0.3% |
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 94928 vs 94931 →
ZIP 94928 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 94928
Rohnert Park (94928)
43,170 residents
- 95404
Santa Rosa (95404)
39,761 residents
- 95407
Santa Rosa (95407)
39,352 residents
- 94954
Petaluma (94954)
37,365 residents
- 95401
Santa Rosa (95401)
36,981 residents
- 94952
Petaluma (94952)
32,858 residents
- 95409
Santa Rosa (95409)
27,187 residents
- 95405
Santa Rosa (95405)
21,399 residents
- 94931 8,470
Cotati (94931)
8,470 residents
What this shows Among its immediate neighbors, ZIP 94928 ranks the most populous — useful context the national average alone can't give.
ZIP 94928 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 95405
Santa Rosa (95405)
$118,299 median income
- 94952
Petaluma (94952)
$117,343 median income
- 94954
Petaluma (94954)
$113,527 median income
- 95409
Santa Rosa (95409)
$107,867 median income
- 94951
Penngrove (94951)
$106,332 median income
- 95404
Santa Rosa (95404)
$105,437 median income
- 94931
Cotati (94931)
$101,994 median income
- 94928
Rohnert Park (94928)
$99,280 median income
- 95401
Santa Rosa (95401)
$93,615 median income
What this shows By household income, ZIP 94928 ranks #8 of 9 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 94931 | Cotati, CA | 8,470 | 1.9 mi |
| 94951 | Penngrove, CA | 4,124 | 3.1 mi |
| 95407 | Santa Rosa, CA | 39,352 | 4.3 mi |
| 95405 | Santa Rosa, CA | 21,399 | 6.5 mi |
| 95404 | Santa Rosa, CA | 39,761 | 8.5 mi |
| 94952 | Petaluma, CA | 32,858 | 8.5 mi |
| 95401 | Santa Rosa, CA | 36,981 | 8.9 mi |
| 95409 | Santa Rosa, CA | 27,187 | 9.5 mi |
| 95439 | Fulton, CA | 675 | 11.1 mi |
| 94954 | Petaluma, CA | 37,365 | 10.6 mi |
More ZIP Codes in Sonoma County
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Frequently Asked Questions
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What percentage of residents own vs. rent in ZIP 94928? ▼
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ZIP Code Research Guides
Official Data Resources for Rohnert 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.