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

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

San Marcos, TX

Texas · Population: 99,507

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

Sunnyvale, CA

California · Population: 153,455

  • Median HH Income$181,862
  • Median Home Price$2,144,024
  • Unemployment4.1%
  • Bachelor's+69.2%

Detailed Comparison

Demographics

Population
San Marcos
99,507
Sunnyvale
153,455
Sunnyvale +
Pop. Density / sq mi
Lower = more space
San Marcos
N/A
Sunnyvale
N/A
Median Age
San Marcos
35.2
Sunnyvale
35.1
Sunnyvale +
Foreign Born
San Marcos
5.8%
Sunnyvale
49.4%
Sunnyvale +
White
San Marcos
66.6%
San Marcos +
Sunnyvale
30.4%
Black
San Marcos
4.3%
San Marcos +
Sunnyvale
1.5%
Asian
San Marcos
1.4%
Sunnyvale
49.4%
Sunnyvale +
Hispanic
San Marcos
42.2%
San Marcos +
Sunnyvale
16.7%
Spanish at Home
San Marcos
N/A
Sunnyvale
N/A

Economy

Median HH Income
San Marcos
$64,146
Sunnyvale
$181,862
Sunnyvale +
Per Capita Income
San Marcos
$33,835
Sunnyvale
$95,752
Sunnyvale +
Per Capita Personal Income (MSA)
BEA MSA-level
San Marcos
$63,758
Sunnyvale
$77,230
Sunnyvale +
Unemployment Rate
San Marcos
3.2%
San Marcos +
Sunnyvale
4.1%
Poverty Rate
San Marcos
11.9%
Sunnyvale
5.6%
Sunnyvale +
Bachelor's Degree+
San Marcos
24.9%
Sunnyvale
69.2%
Sunnyvale +

Housing

Median Home Value
Zillow ZHVI / Census ACS
San Marcos
$313,452
San Marcos +
Sunnyvale
$2,144,024
Homeownership Rate
San Marcos
63.3%
San Marcos +
Sunnyvale
43.8%

Safety

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

Health

Obesity Rate
CDC PLACES
San Marcos
33.6%
Sunnyvale
19.7%
Sunnyvale +
Diabetes Rate
CDC PLACES
San Marcos
7.9%
San Marcos +
Sunnyvale
8.3%
Poor Mental Health
CDC PLACES — 14+ days/month
San Marcos
22.3%
Sunnyvale
12.9%
Sunnyvale +
No Health Insurance
CDC PLACES
San Marcos
19.7%
Sunnyvale
5.2%
Sunnyvale +
Binge Drinking
CDC PLACES
San Marcos
19.7%
Sunnyvale
13.5%
Sunnyvale +
Current Smokers
CDC PLACES
San Marcos
11.0%
Sunnyvale
6.7%
Sunnyvale +

Climate

Avg Annual Temp
NOAA 1991–2020 normal
San Marcos
68.5°F
Sunnyvale
N/A
Annual Precipitation
NOAA 1991–2020 normal
San Marcos
35.7 in
Sunnyvale
N/A

Air Quality

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

Commute

Mean Commute Time
Census ACS
San Marcos
19.0 min
San Marcos +
Sunnyvale
25.3 min

Which City is Right for You?

Sunnyvale leads in median household income at $181,862, 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 Sunnyvale. San Marcos has a lower unemployment rate at 3.2%, and Sunnyvale has cleaner air (PM2.5 avg 7.9 µg/m³). For overall health outcomes, Sunnyvale scores better with a lower obesity rate of 19.7%.

Compare More Cities

About San Marcos & Sunnyvale