Naperville IL vs Santa Rosa CA — Cost of Living, Crime & Income Comparison 2026
Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)
Naperville, IL
Illinois · Population: 149,424
- Median HH Income$150,937
- Median Home Price$618,452
- Unemployment4.2%
- Bachelor's+71.7%
Santa Rosa, CA
California · Population: 129,239
- Median HH Income$173,670
- Median Home Price$720,443
- Unemployment4.4%
- Bachelor's+65.3%
Detailed Comparison
Demographics
Population
Naperville
149,424
Naperville +
Santa Rosa
129,239
Pop. Density / sq mi
Lower = more space
Naperville
N/A
Santa Rosa
N/A
Median Age
Naperville
40.1
Santa Rosa
34.5
Santa Rosa +
Foreign Born
Naperville
22.6%
Santa Rosa
45.4%
Santa Rosa +
White
Naperville
64.5%
Naperville +
Santa Rosa
31.9%
Black
Naperville
4.4%
Naperville +
Santa Rosa
2.1%
Asian
Naperville
21.8%
Santa Rosa
47.6%
Santa Rosa +
Hispanic
Naperville
7.4%
Santa Rosa
16.1%
Santa Rosa +
Spanish at Home
Naperville
N/A
Santa Rosa
N/A
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| Population | 149,424 | 129,239 | Naperville + |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | 40.1 | 34.5 | Santa Rosa + |
| Foreign Born | 22.6% | 45.4% | Santa Rosa + |
| White | 64.5% | 31.9% | Naperville + |
| Black | 4.4% | 2.1% | Naperville + |
| Asian | 21.8% | 47.6% | Santa Rosa + |
| Hispanic | 7.4% | 16.1% | Santa Rosa + |
| Spanish at Home | N/A | N/A | - |
Economy
Median HH Income
Naperville
$150,937
Santa Rosa
$173,670
Santa Rosa +
Per Capita Income
Naperville
$71,011
Santa Rosa
$84,533
Santa Rosa +
Per Capita Personal Income (MSA)
BEA MSA-level
Naperville
$68,110
Santa Rosa
$77,230
Santa Rosa +
Unemployment Rate
Naperville
4.2%
Naperville +
Santa Rosa
4.4%
Poverty Rate
Naperville
4.4%
Naperville +
Santa Rosa
7.8%
Bachelor's Degree+
Naperville
71.7%
Naperville +
Santa Rosa
65.3%
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| Median HH Income | $150,937 | $173,670 | Santa Rosa + |
| Per Capita Income | $71,011 | $84,533 | Santa Rosa + |
| Per Capita Personal Income (MSA)BEA MSA-level | $68,110 | $77,230 | Santa Rosa + |
| Unemployment Rate | 4.2% | 4.4% | Naperville + |
| Poverty Rate | 4.4% | 7.8% | Naperville + |
| Bachelor's Degree+ | 71.7% | 65.3% | Naperville + |
Housing
Median Home Value
Zillow ZHVI / Census ACS
Naperville
$618,452
Naperville +
Santa Rosa
$720,443
Homeownership Rate
Naperville
74.3%
Naperville +
Santa Rosa
41.2%
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $618,452 | $720,443 | Naperville + |
| Homeownership Rate | 74.3% | 41.2% | Naperville + |
Safety
Violent Crime / 100K
FBI CDE (state-level est.)
Naperville
344
Naperville +
Santa Rosa
503
Property Crime / 100K
FBI CDE (state-level est.)
Naperville
1842
Naperville +
Santa Rosa
2388
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 344 | 503 | Naperville + |
| Property Crime / 100KFBI CDE (state-level est.) | 1842 | 2388 | Naperville + |
Health
Obesity Rate
CDC PLACES
Naperville
27.9%
Santa Rosa
26.5%
Santa Rosa +
Diabetes Rate
CDC PLACES
Naperville
8.7%
Naperville +
Santa Rosa
10.4%
Poor Mental Health
CDC PLACES — 14+ days/month
Naperville
12.3%
Naperville +
Santa Rosa
16.7%
No Health Insurance
CDC PLACES
Naperville
4.6%
Naperville +
Santa Rosa
10.4%
Binge Drinking
CDC PLACES
Naperville
16.7%
Santa Rosa
15.8%
Santa Rosa +
Current Smokers
CDC PLACES
Naperville
7.4%
Naperville +
Santa Rosa
11.3%
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 27.9% | 26.5% | Santa Rosa + |
| Diabetes RateCDC PLACES | 8.7% | 10.4% | Naperville + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 12.3% | 16.7% | Naperville + |
| No Health InsuranceCDC PLACES | 4.6% | 10.4% | Naperville + |
| Binge DrinkingCDC PLACES | 16.7% | 15.8% | Santa Rosa + |
| Current SmokersCDC PLACES | 7.4% | 11.3% | Naperville + |
Climate
Avg Annual Temp
NOAA 1991–2020 normal
Naperville
N/A
Santa Rosa
59.2°F
Annual Precipitation
NOAA 1991–2020 normal
Naperville
N/A
Santa Rosa
32.2 in
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | N/A | 59.2°F | - |
| Annual PrecipitationNOAA 1991–2020 normal | N/A | 32.2 in | - |
Air Quality
PM2.5 Annual Avg
EPA AQS (state-level est.)
Naperville
9.4 µg/m³
Santa Rosa
7.9 µg/m³
Santa Rosa +
Good Air Days
AQI ≤ 50
Naperville
55.0%
Santa Rosa
75.0%
Santa Rosa +
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 9.4 µg/m³ | 7.9 µg/m³ | Santa Rosa + |
| Good Air DaysAQI ≤ 50 | 55.0% | 75.0% | Santa Rosa + |
Commute
Mean Commute Time
Census ACS
Naperville
33.8 min
Santa Rosa
25.2 min
Santa Rosa +
| Metric | Naperville, IL | Santa Rosa, CA | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | 33.8 min | 25.2 min | Santa Rosa + |
Which City is Right for You?
Santa Rosa leads in median household income at $173,670, while naperville offers more affordable housing with a median home price of $618,452. On public safety, Naperville is safer with a violent crime rate of 344 per 100,000 residents, compared to 503 in Santa Rosa. Naperville has a lower unemployment rate at 4.2%, and Santa Rosa has cleaner air (PM2.5 avg 7.9 µg/m³). For overall health outcomes, Santa Rosa scores better with a lower obesity rate of 26.5%.
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