Round Rock TX vs St. Petersburg FL — Cost of Living, Crime & Income Comparison 2026
Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)
Round Rock, TX
Texas · Population: 124,288
- Median HH Income$97,187
- Median Home Price$411,570
- Unemployment3.6%
- Bachelor's+43.6%
St. Petersburg, FL
Florida · Population: 260,646
- Median HH Income$73,118
- Median Home Price$331,500
- Unemployment4.9%
- Bachelor's+41.3%
Detailed Comparison
Demographics
Population
Round Rock
124,288
St. Petersburg
260,646
St. Petersburg +
Pop. Density / sq mi
Lower = more space
Round Rock
N/A
St. Petersburg
N/A
Median Age
Round Rock
36.2
Round Rock +
St. Petersburg
43.1
Foreign Born
Round Rock
15.5%
Round Rock +
St. Petersburg
10.1%
White
Round Rock
58.3%
St. Petersburg
66.2%
St. Petersburg +
Black
Round Rock
11.2%
St. Petersburg
19.4%
St. Petersburg +
Asian
Round Rock
7.3%
Round Rock +
St. Petersburg
3.1%
Hispanic
Round Rock
29.1%
Round Rock +
St. Petersburg
9.3%
Spanish at Home
Round Rock
N/A
St. Petersburg
N/A
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| Population | 124,288 | 260,646 | St. Petersburg + |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | 36.2 | 43.1 | Round Rock + |
| Foreign Born | 15.5% | 10.1% | Round Rock + |
| White | 58.3% | 66.2% | St. Petersburg + |
| Black | 11.2% | 19.4% | St. Petersburg + |
| Asian | 7.3% | 3.1% | Round Rock + |
| Hispanic | 29.1% | 9.3% | Round Rock + |
| Spanish at Home | N/A | N/A | - |
Economy
Median HH Income
Round Rock
$97,187
Round Rock +
St. Petersburg
$73,118
Per Capita Income
Round Rock
$47,829
St. Petersburg
$49,823
St. Petersburg +
Per Capita Personal Income (MSA)
BEA MSA-level
Round Rock
$63,758
St. Petersburg
$65,328
St. Petersburg +
Unemployment Rate
Round Rock
3.6%
Round Rock +
St. Petersburg
4.9%
Poverty Rate
Round Rock
7.7%
Round Rock +
St. Petersburg
11.7%
Bachelor's Degree+
Round Rock
43.6%
Round Rock +
St. Petersburg
41.3%
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| Median HH Income | $97,187 | $73,118 | Round Rock + |
| Per Capita Income | $47,829 | $49,823 | St. Petersburg + |
| Per Capita Personal Income (MSA)BEA MSA-level | $63,758 | $65,328 | St. Petersburg + |
| Unemployment Rate | 3.6% | 4.9% | Round Rock + |
| Poverty Rate | 7.7% | 11.7% | Round Rock + |
| Bachelor's Degree+ | 43.6% | 41.3% | Round Rock + |
Housing
Median Home Value
Zillow ZHVI / Census ACS
Round Rock
$411,570
St. Petersburg
$331,500
St. Petersburg +
Homeownership Rate
Round Rock
56.3%
St. Petersburg
63.0%
St. Petersburg +
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $411,570 | $331,500 | St. Petersburg + |
| Homeownership Rate | 56.3% | 63.0% | St. Petersburg + |
Safety
Violent Crime / 100K
FBI CDE (state-level est.)
Round Rock
442
St. Petersburg
324
St. Petersburg +
Property Crime / 100K
FBI CDE (state-level est.)
Round Rock
2339
St. Petersburg
1453
St. Petersburg +
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 442 | 324 | St. Petersburg + |
| Property Crime / 100KFBI CDE (state-level est.) | 2339 | 1453 | St. Petersburg + |
Health
Obesity Rate
CDC PLACES
Round Rock
34.2%
St. Petersburg
32.7%
St. Petersburg +
Diabetes Rate
CDC PLACES
Round Rock
9.8%
Round Rock +
St. Petersburg
12.2%
Poor Mental Health
CDC PLACES — 14+ days/month
Round Rock
16.6%
St. Petersburg
16.6%
Tie
No Health Insurance
CDC PLACES
Round Rock
14.1%
St. Petersburg
11.1%
St. Petersburg +
Binge Drinking
CDC PLACES
Round Rock
17.3%
St. Petersburg
16.6%
St. Petersburg +
Current Smokers
CDC PLACES
Round Rock
10.6%
Round Rock +
St. Petersburg
12.4%
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 34.2% | 32.7% | St. Petersburg + |
| Diabetes RateCDC PLACES | 9.8% | 12.2% | Round Rock + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 16.6% | 16.6% | Tie |
| No Health InsuranceCDC PLACES | 14.1% | 11.1% | St. Petersburg + |
| Binge DrinkingCDC PLACES | 17.3% | 16.6% | St. Petersburg + |
| Current SmokersCDC PLACES | 10.6% | 12.4% | Round Rock + |
Climate
Avg Annual Temp
NOAA 1991–2020 normal
Round Rock
N/A
St. Petersburg
N/A
Annual Precipitation
NOAA 1991–2020 normal
Round Rock
35.7 in
St. Petersburg
N/A
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | N/A | N/A | - |
| Annual PrecipitationNOAA 1991–2020 normal | 35.7 in | N/A | - |
Air Quality
PM2.5 Annual Avg
EPA AQS (state-level est.)
Round Rock
9.2 µg/m³
St. Petersburg
7.2 µg/m³
St. Petersburg +
Good Air Days
AQI ≤ 50
Round Rock
55.0%
St. Petersburg
75.0%
St. Petersburg +
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 9.2 µg/m³ | 7.2 µg/m³ | St. Petersburg + |
| Good Air DaysAQI ≤ 50 | 55.0% | 75.0% | St. Petersburg + |
Commute
Mean Commute Time
Census ACS
Round Rock
26.1 min
Round Rock +
St. Petersburg
26.8 min
| Metric | Round Rock, TX | St. Petersburg, FL | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | 26.1 min | 26.8 min | Round Rock + |
Which City is Right for You?
Round Rock leads in median household income at $97,187, while st. Petersburg offers more affordable housing with a median home price of $331,500. On public safety, St. Petersburg is safer with a violent crime rate of 324 per 100,000 residents, compared to 442 in Round Rock. Round Rock has a lower unemployment rate at 3.6%, and St. Petersburg has cleaner air (PM2.5 avg 7.2 µg/m³). For overall health outcomes, St. Petersburg scores better with a lower obesity rate of 32.7%.
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