Elgin IL vs Round Rock TX — Cost of Living, Crime & Income Comparison 2026
Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)
Elgin, IL
Illinois · Population: 114,106
- Median HH Income$88,316
- Median Home Price$333,920
- Unemployment6.3%
- Bachelor's+26.0%
Round Rock, TX
Texas · Population: 124,288
- Median HH Income$97,187
- Median Home Price$411,570
- Unemployment3.6%
- Bachelor's+43.6%
Detailed Comparison
Demographics
Population
Elgin
114,106
Round Rock
124,288
Round Rock +
Pop. Density / sq mi
Lower = more space
Elgin
N/A
Round Rock
N/A
Median Age
Elgin
36.3
Round Rock
36.2
Round Rock +
Foreign Born
Elgin
26.5%
Elgin +
Round Rock
15.5%
White
Elgin
45.4%
Round Rock
58.3%
Round Rock +
Black
Elgin
5.2%
Round Rock
11.2%
Round Rock +
Asian
Elgin
6.0%
Round Rock
7.3%
Round Rock +
Hispanic
Elgin
48.4%
Elgin +
Round Rock
29.1%
Spanish at Home
Elgin
N/A
Round Rock
N/A
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| Population | 114,106 | 124,288 | Round Rock + |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | 36.3 | 36.2 | Round Rock + |
| Foreign Born | 26.5% | 15.5% | Elgin + |
| White | 45.4% | 58.3% | Round Rock + |
| Black | 5.2% | 11.2% | Round Rock + |
| Asian | 6.0% | 7.3% | Round Rock + |
| Hispanic | 48.4% | 29.1% | Elgin + |
| Spanish at Home | N/A | N/A | - |
Economy
Median HH Income
Elgin
$88,316
Round Rock
$97,187
Round Rock +
Per Capita Income
Elgin
$36,037
Round Rock
$47,829
Round Rock +
Per Capita Personal Income (MSA)
BEA MSA-level
Elgin
$68,110
Elgin +
Round Rock
$63,758
Unemployment Rate
Elgin
6.3%
Round Rock
3.6%
Round Rock +
Poverty Rate
Elgin
10.4%
Round Rock
7.7%
Round Rock +
Bachelor's Degree+
Elgin
26.0%
Round Rock
43.6%
Round Rock +
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| Median HH Income | $88,316 | $97,187 | Round Rock + |
| Per Capita Income | $36,037 | $47,829 | Round Rock + |
| Per Capita Personal Income (MSA)BEA MSA-level | $68,110 | $63,758 | Elgin + |
| Unemployment Rate | 6.3% | 3.6% | Round Rock + |
| Poverty Rate | 10.4% | 7.7% | Round Rock + |
| Bachelor's Degree+ | 26.0% | 43.6% | Round Rock + |
Housing
Median Home Value
Zillow ZHVI / Census ACS
Elgin
$333,920
Elgin +
Round Rock
$411,570
Homeownership Rate
Elgin
71.5%
Elgin +
Round Rock
56.3%
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $333,920 | $411,570 | Elgin + |
| Homeownership Rate | 71.5% | 56.3% | Elgin + |
Safety
Violent Crime / 100K
FBI CDE (state-level est.)
Elgin
344
Elgin +
Round Rock
442
Property Crime / 100K
FBI CDE (state-level est.)
Elgin
1842
Elgin +
Round Rock
2339
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 344 | 442 | Elgin + |
| Property Crime / 100KFBI CDE (state-level est.) | 1842 | 2339 | Elgin + |
Health
Obesity Rate
CDC PLACES
Elgin
35.8%
Round Rock
34.2%
Round Rock +
Diabetes Rate
CDC PLACES
Elgin
12.1%
Round Rock
9.8%
Round Rock +
Poor Mental Health
CDC PLACES — 14+ days/month
Elgin
16.0%
Elgin +
Round Rock
16.6%
No Health Insurance
CDC PLACES
Elgin
16.8%
Round Rock
14.1%
Round Rock +
Binge Drinking
CDC PLACES
Elgin
18.1%
Round Rock
17.3%
Round Rock +
Current Smokers
CDC PLACES
Elgin
12.2%
Round Rock
10.6%
Round Rock +
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 35.8% | 34.2% | Round Rock + |
| Diabetes RateCDC PLACES | 12.1% | 9.8% | Round Rock + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 16.0% | 16.6% | Elgin + |
| No Health InsuranceCDC PLACES | 16.8% | 14.1% | Round Rock + |
| Binge DrinkingCDC PLACES | 18.1% | 17.3% | Round Rock + |
| Current SmokersCDC PLACES | 12.2% | 10.6% | Round Rock + |
Climate
Avg Annual Temp
NOAA 1991–2020 normal
Elgin
48.7°F
Round Rock
N/A
Annual Precipitation
NOAA 1991–2020 normal
Elgin
37.8 in
Round Rock
35.7 in
Round Rock +
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | 48.7°F | N/A | - |
| Annual PrecipitationNOAA 1991–2020 normal | 37.8 in | 35.7 in | Round Rock + |
Air Quality
PM2.5 Annual Avg
EPA AQS (state-level est.)
Elgin
9.4 µg/m³
Round Rock
9.2 µg/m³
Round Rock +
Good Air Days
AQI ≤ 50
Elgin
55.0%
Round Rock
55.0%
Tie
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 9.4 µg/m³ | 9.2 µg/m³ | Round Rock + |
| Good Air DaysAQI ≤ 50 | 55.0% | 55.0% | Tie |
Commute
Mean Commute Time
Census ACS
Elgin
30.4 min
Round Rock
26.1 min
Round Rock +
| Metric | Elgin, IL | Round Rock, TX | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | 30.4 min | 26.1 min | Round Rock + |
Which City is Right for You?
Round Rock leads in median household income at $97,187, while elgin offers more affordable housing with a median home price of $333,920. On public safety, Elgin is safer with a violent crime rate of 344 per 100,000 residents, compared to 442 in Round Rock. Round Rock has a lower unemployment rate at 3.6%, and Round Rock has cleaner air (PM2.5 avg 9.2 µg/m³). For overall health outcomes, Round Rock scores better with a lower obesity rate of 34.2%.
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