San Antonio TX vs San Marcos TX — Cost of Living, Crime & Income Comparison 2026

Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)

San Antonio, TX

Texas · Population: 1,458,954

  • Median HH Income$62,917
  • Median Home Price$251,035
  • Unemployment5.8%
  • Bachelor's+28.7%

San Marcos, TX

Texas · Population: 99,507

  • Median HH Income$64,146
  • Median Home Price$313,452
  • Unemployment3.2%
  • Bachelor's+24.9%

Detailed Comparison

Demographics

Population
San Antonio
1,458,954
San Antonio +
San Marcos
99,507
Pop. Density / sq mi
Lower = more space
San Antonio
N/A
San Marcos
N/A
Median Age
San Antonio
34.6
San Antonio +
San Marcos
35.2
Foreign Born
San Antonio
14.3%
San Antonio +
San Marcos
5.8%
White
San Antonio
48.3%
San Marcos
66.6%
San Marcos +
Black
San Antonio
7.0%
San Antonio +
San Marcos
4.3%
Asian
San Antonio
3.1%
San Antonio +
San Marcos
1.4%
Hispanic
San Antonio
64.4%
San Antonio +
San Marcos
42.2%
Spanish at Home
San Antonio
N/A
San Marcos
N/A

Economy

Median HH Income
San Antonio
$62,917
San Marcos
$64,146
San Marcos +
Per Capita Income
San Antonio
$32,983
San Marcos
$33,835
San Marcos +
Per Capita Personal Income (MSA)
BEA MSA-level
San Antonio
$63,758
San Marcos
$63,758
Tie
Unemployment Rate
San Antonio
5.8%
San Marcos
3.2%
San Marcos +
Poverty Rate
San Antonio
17.1%
San Marcos
11.9%
San Marcos +
Bachelor's Degree+
San Antonio
28.7%
San Antonio +
San Marcos
24.9%

Housing

Median Home Value
Zillow ZHVI / Census ACS
San Antonio
$251,035
San Antonio +
San Marcos
$313,452
Homeownership Rate
San Antonio
52.4%
San Marcos
63.3%
San Marcos +

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
San Antonio
442
San Marcos
442
Tie
Property Crime / 100K
FBI CDE (state-level est.)
San Antonio
2339
San Marcos
2339
Tie

Health

Obesity Rate
CDC PLACES
San Antonio
34.9%
San Marcos
33.6%
San Marcos +
Diabetes Rate
CDC PLACES
San Antonio
15.2%
San Marcos
7.9%
San Marcos +
Poor Mental Health
CDC PLACES — 14+ days/month
San Antonio
17.2%
San Antonio +
San Marcos
22.3%
No Health Insurance
CDC PLACES
San Antonio
24.5%
San Marcos
19.7%
San Marcos +
Binge Drinking
CDC PLACES
San Antonio
16.0%
San Antonio +
San Marcos
19.7%
Current Smokers
CDC PLACES
San Antonio
13.0%
San Marcos
11.0%
San Marcos +

Climate

Avg Annual Temp
NOAA 1991–2020 normal
San Antonio
68.5°F
San Marcos
68.5°F
Tie
Annual Precipitation
NOAA 1991–2020 normal
San Antonio
34.9 in
San Antonio +
San Marcos
35.7 in

Air Quality

PM2.5 Annual Avg
EPA AQS (state-level est.)
San Antonio
9.2 µg/m³
San Marcos
9.2 µg/m³
Tie
Good Air Days
AQI ≤ 50
San Antonio
55.0%
San Marcos
55.0%
Tie

Commute

Mean Commute Time
Census ACS
San Antonio
26.5 min
San Marcos
19.0 min
San Marcos +

Which City is Right for You?

San Marcos leads in median household income at $64,146, while san Antonio offers more affordable housing with a median home price of $251,035. On public safety, San Marcos is safer with a violent crime rate of 442 per 100,000 residents, compared to 442 in San Antonio. San Marcos has a lower unemployment rate at 3.2%, and San Marcos has cleaner air (PM2.5 avg 9.2 µg/m³). For overall health outcomes, San Marcos scores better with a lower obesity rate of 33.6%.

Compare More Cities

About San Antonio & San Marcos