Antioch CA 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)

Antioch, CA

California · Population: 115,759

  • Median HH Income$94,256
  • Median Home Price$596,401
  • Unemployment7.1%
  • Bachelor's+23.9%

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
Antioch
115,759
Antioch +
San Marcos
99,507
Pop. Density / sq mi
Lower = more space
Antioch
N/A
San Marcos
N/A
Median Age
Antioch
38.1
San Marcos
35.2
San Marcos +
Foreign Born
Antioch
23.8%
Antioch +
San Marcos
5.8%
White
Antioch
29.5%
San Marcos
66.6%
San Marcos +
Black
Antioch
19.7%
Antioch +
San Marcos
4.3%
Asian
Antioch
13.6%
Antioch +
San Marcos
1.4%
Hispanic
Antioch
36.1%
San Marcos
42.2%
San Marcos +
Spanish at Home
Antioch
N/A
San Marcos
N/A

Economy

Median HH Income
Antioch
$94,256
Antioch +
San Marcos
$64,146
Per Capita Income
Antioch
$40,337
Antioch +
San Marcos
$33,835
Per Capita Personal Income (MSA)
BEA MSA-level
Antioch
$77,230
Antioch +
San Marcos
$63,758
Unemployment Rate
Antioch
7.1%
San Marcos
3.2%
San Marcos +
Poverty Rate
Antioch
11.2%
Antioch +
San Marcos
11.9%
Bachelor's Degree+
Antioch
23.9%
San Marcos
24.9%
San Marcos +

Housing

Median Home Value
Zillow ZHVI / Census ACS
Antioch
$596,401
San Marcos
$313,452
San Marcos +
Homeownership Rate
Antioch
63.5%
Antioch +
San Marcos
63.3%

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
Antioch
503
San Marcos
442
San Marcos +
Property Crime / 100K
FBI CDE (state-level est.)
Antioch
2388
San Marcos
2339
San Marcos +

Health

Obesity Rate
CDC PLACES
Antioch
32.9%
Antioch +
San Marcos
33.6%
Diabetes Rate
CDC PLACES
Antioch
12.5%
San Marcos
7.9%
San Marcos +
Poor Mental Health
CDC PLACES — 14+ days/month
Antioch
18.4%
Antioch +
San Marcos
22.3%
No Health Insurance
CDC PLACES
Antioch
11.1%
Antioch +
San Marcos
19.7%
Binge Drinking
CDC PLACES
Antioch
15.2%
Antioch +
San Marcos
19.7%
Current Smokers
CDC PLACES
Antioch
12.1%
San Marcos
11.0%
San Marcos +

Climate

Avg Annual Temp
NOAA 1991–2020 normal
Antioch
61.5°F
Antioch +
San Marcos
68.5°F
Annual Precipitation
NOAA 1991–2020 normal
Antioch
13.2 in
Antioch +
San Marcos
35.7 in

Air Quality

PM2.5 Annual Avg
EPA AQS (state-level est.)
Antioch
7.9 µg/m³
Antioch +
San Marcos
9.2 µg/m³
Good Air Days
AQI ≤ 50
Antioch
75.0%
Antioch +
San Marcos
55.0%

Commute

Mean Commute Time
Census ACS
Antioch
45.9 min
San Marcos
19.0 min
San Marcos +

Which City is Right for You?

Antioch leads in median household income at $94,256, while san Marcos offers more affordable housing with a median home price of $313,452. On public safety, San Marcos is safer with a violent crime rate of 442 per 100,000 residents, compared to 503 in Antioch. San Marcos has a lower unemployment rate at 3.2%, and Antioch has cleaner air (PM2.5 avg 7.9 µg/m³). For overall health outcomes, Antioch scores better with a lower obesity rate of 32.9%.

Compare More Cities

About Antioch & San Marcos