Rapid City SD vs Rockford IL — Cost of Living, Crime & Income Comparison 2026
Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)
Rapid City, SD
South Dakota · Population: 76,836
- Median HH Income$65,712
- Median Home Price$363,258
- Unemployment3.2%
- Bachelor's+36.4%
Rockford, IL
Illinois · Population: 147,649
- Median HH Income$53,328
- Median Home Price$180,220
- Unemployment8.6%
- Bachelor's+23.2%
Detailed Comparison
Demographics
Population
Rapid City
76,836
Rockford
147,649
Rockford +
Pop. Density / sq mi
Lower = more space
Rapid City
N/A
Rockford
N/A
Median Age
Rapid City
39.0
Rockford
37.5
Rockford +
Foreign Born
Rapid City
2.3%
Rockford
12.3%
Rockford +
White
Rapid City
78.3%
Rapid City +
Rockford
55.5%
Black
Rapid City
1.6%
Rockford
21.8%
Rockford +
Asian
Rapid City
1.3%
Rockford
3.7%
Rockford +
Hispanic
Rapid City
5.6%
Rockford
20.6%
Rockford +
Spanish at Home
Rapid City
N/A
Rockford
N/A
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| Population | 76,836 | 147,649 | Rockford + |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | 39.0 | 37.5 | Rockford + |
| Foreign Born | 2.3% | 12.3% | Rockford + |
| White | 78.3% | 55.5% | Rapid City + |
| Black | 1.6% | 21.8% | Rockford + |
| Asian | 1.3% | 3.7% | Rockford + |
| Hispanic | 5.6% | 20.6% | Rockford + |
| Spanish at Home | N/A | N/A | - |
Economy
Median HH Income
Rapid City
$65,712
Rapid City +
Rockford
$53,328
Per Capita Income
Rapid City
$40,447
Rapid City +
Rockford
$30,409
Per Capita Personal Income (MSA)
BEA MSA-level
Rapid City
$69,795
Rapid City +
Rockford
$68,110
Unemployment Rate
Rapid City
3.2%
Rapid City +
Rockford
8.6%
Poverty Rate
Rapid City
13.3%
Rapid City +
Rockford
21.9%
Bachelor's Degree+
Rapid City
36.4%
Rapid City +
Rockford
23.2%
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| Median HH Income | $65,712 | $53,328 | Rapid City + |
| Per Capita Income | $40,447 | $30,409 | Rapid City + |
| Per Capita Personal Income (MSA)BEA MSA-level | $69,795 | $68,110 | Rapid City + |
| Unemployment Rate | 3.2% | 8.6% | Rapid City + |
| Poverty Rate | 13.3% | 21.9% | Rapid City + |
| Bachelor's Degree+ | 36.4% | 23.2% | Rapid City + |
Housing
Median Home Value
Zillow ZHVI / Census ACS
Rapid City
$363,258
Rockford
$180,220
Rockford +
Homeownership Rate
Rapid City
61.6%
Rapid City +
Rockford
53.8%
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $363,258 | $180,220 | Rockford + |
| Homeownership Rate | 61.6% | 53.8% | Rapid City + |
Safety
Violent Crime / 100K
FBI CDE (state-level est.)
Rapid City
405
Rockford
344
Rockford +
Property Crime / 100K
FBI CDE (state-level est.)
Rapid City
1873
Rockford
1842
Rockford +
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 405 | 344 | Rockford + |
| Property Crime / 100KFBI CDE (state-level est.) | 1873 | 1842 | Rockford + |
Health
Obesity Rate
CDC PLACES
Rapid City
34.0%
Rapid City +
Rockford
44.7%
Diabetes Rate
CDC PLACES
Rapid City
11.8%
Rapid City +
Rockford
15.4%
Poor Mental Health
CDC PLACES — 14+ days/month
Rapid City
16.0%
Rapid City +
Rockford
19.0%
No Health Insurance
CDC PLACES
Rapid City
9.6%
Rapid City +
Rockford
14.0%
Binge Drinking
CDC PLACES
Rapid City
20.5%
Rockford
15.5%
Rockford +
Current Smokers
CDC PLACES
Rapid City
15.9%
Rapid City +
Rockford
18.1%
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 34.0% | 44.7% | Rapid City + |
| Diabetes RateCDC PLACES | 11.8% | 15.4% | Rapid City + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 16.0% | 19.0% | Rapid City + |
| No Health InsuranceCDC PLACES | 9.6% | 14.0% | Rapid City + |
| Binge DrinkingCDC PLACES | 20.5% | 15.5% | Rockford + |
| Current SmokersCDC PLACES | 15.9% | 18.1% | Rapid City + |
Climate
Avg Annual Temp
NOAA 1991–2020 normal
Rapid City
46.3°F
Rapid City +
Rockford
49.2°F
Annual Precipitation
NOAA 1991–2020 normal
Rapid City
18.4 in
Rapid City +
Rockford
36.2 in
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | 46.3°F | 49.2°F | Rapid City + |
| Annual PrecipitationNOAA 1991–2020 normal | 18.4 in | 36.2 in | Rapid City + |
Air Quality
PM2.5 Annual Avg
EPA AQS (state-level est.)
Rapid City
7.3 µg/m³
Rapid City +
Rockford
9.4 µg/m³
Good Air Days
AQI ≤ 50
Rapid City
75.0%
Rapid City +
Rockford
55.0%
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 7.3 µg/m³ | 9.4 µg/m³ | Rapid City + |
| Good Air DaysAQI ≤ 50 | 75.0% | 55.0% | Rapid City + |
Commute
Mean Commute Time
Census ACS
Rapid City
18.8 min
Rapid City +
Rockford
22.7 min
| Metric | Rapid City, SD | Rockford, IL | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | 18.8 min | 22.7 min | Rapid City + |
Which City is Right for You?
Rapid City leads in median household income at $65,712, while rockford offers more affordable housing with a median home price of $180,220. On public safety, Rockford is safer with a violent crime rate of 344 per 100,000 residents, compared to 405 in Rapid City. Rapid City has a lower unemployment rate at 3.2%, and Rapid City has cleaner air (PM2.5 avg 7.3 µg/m³). For overall health outcomes, Rapid City scores better with a lower obesity rate of 34.0%.
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