Kennewick WA 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)
Kennewick, WA
Washington · Population: 23,594
- Median HH Income$137,926
- Median Home Price$433,399
- Unemployment3.0%
- Bachelor's+57.1%
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
Kennewick
23,594
San Marcos
99,507
San Marcos +
Pop. Density / sq mi
Lower = more space
Kennewick
N/A
San Marcos
N/A
Median Age
Kennewick
38.7
San Marcos
35.2
San Marcos +
Foreign Born
Kennewick
22.3%
Kennewick +
San Marcos
5.8%
White
Kennewick
67.9%
Kennewick +
San Marcos
66.6%
Black
Kennewick
3.1%
San Marcos
4.3%
San Marcos +
Asian
Kennewick
14.8%
Kennewick +
San Marcos
1.4%
Hispanic
Kennewick
10.7%
San Marcos
42.2%
San Marcos +
Spanish at Home
Kennewick
N/A
San Marcos
N/A
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| Population | 23,594 | 99,507 | San Marcos + |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | 38.7 | 35.2 | San Marcos + |
| Foreign Born | 22.3% | 5.8% | Kennewick + |
| White | 67.9% | 66.6% | Kennewick + |
| Black | 3.1% | 4.3% | San Marcos + |
| Asian | 14.8% | 1.4% | Kennewick + |
| Hispanic | 10.7% | 42.2% | San Marcos + |
| Spanish at Home | N/A | N/A | - |
Economy
Median HH Income
Kennewick
$137,926
Kennewick +
San Marcos
$64,146
Per Capita Income
Kennewick
$70,195
Kennewick +
San Marcos
$33,835
Per Capita Personal Income (MSA)
BEA MSA-level
Kennewick
$76,120
Kennewick +
San Marcos
$63,758
Unemployment Rate
Kennewick
3.0%
Kennewick +
San Marcos
3.2%
Poverty Rate
Kennewick
6.0%
Kennewick +
San Marcos
11.9%
Bachelor's Degree+
Kennewick
57.1%
Kennewick +
San Marcos
24.9%
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| Median HH Income | $137,926 | $64,146 | Kennewick + |
| Per Capita Income | $70,195 | $33,835 | Kennewick + |
| Per Capita Personal Income (MSA)BEA MSA-level | $76,120 | $63,758 | Kennewick + |
| Unemployment Rate | 3.0% | 3.2% | Kennewick + |
| Poverty Rate | 6.0% | 11.9% | Kennewick + |
| Bachelor's Degree+ | 57.1% | 24.9% | Kennewick + |
Housing
Median Home Value
Zillow ZHVI / Census ACS
Kennewick
$433,399
San Marcos
$313,452
San Marcos +
Homeownership Rate
Kennewick
69.7%
Kennewick +
San Marcos
63.3%
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $433,399 | $313,452 | San Marcos + |
| Homeownership Rate | 69.7% | 63.3% | Kennewick + |
Safety
Violent Crime / 100K
FBI CDE (state-level est.)
Kennewick
383
Kennewick +
San Marcos
442
Property Crime / 100K
FBI CDE (state-level est.)
Kennewick
3409
San Marcos
2339
San Marcos +
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 383 | 442 | Kennewick + |
| Property Crime / 100KFBI CDE (state-level est.) | 3409 | 2339 | San Marcos + |
Health
Obesity Rate
CDC PLACES
Kennewick
37.4%
San Marcos
33.6%
San Marcos +
Diabetes Rate
CDC PLACES
Kennewick
10.9%
San Marcos
7.9%
San Marcos +
Poor Mental Health
CDC PLACES — 14+ days/month
Kennewick
17.4%
Kennewick +
San Marcos
22.3%
No Health Insurance
CDC PLACES
Kennewick
13.1%
Kennewick +
San Marcos
19.7%
Binge Drinking
CDC PLACES
Kennewick
16.7%
Kennewick +
San Marcos
19.7%
Current Smokers
CDC PLACES
Kennewick
11.6%
San Marcos
11.0%
San Marcos +
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 37.4% | 33.6% | San Marcos + |
| Diabetes RateCDC PLACES | 10.9% | 7.9% | San Marcos + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 17.4% | 22.3% | Kennewick + |
| No Health InsuranceCDC PLACES | 13.1% | 19.7% | Kennewick + |
| Binge DrinkingCDC PLACES | 16.7% | 19.7% | Kennewick + |
| Current SmokersCDC PLACES | 11.6% | 11.0% | San Marcos + |
Climate
Avg Annual Temp
NOAA 1991–2020 normal
Kennewick
54.7°F
Kennewick +
San Marcos
68.5°F
Annual Precipitation
NOAA 1991–2020 normal
Kennewick
7.7 in
Kennewick +
San Marcos
35.7 in
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | 54.7°F | 68.5°F | Kennewick + |
| Annual PrecipitationNOAA 1991–2020 normal | 7.7 in | 35.7 in | Kennewick + |
Air Quality
PM2.5 Annual Avg
EPA AQS (state-level est.)
Kennewick
7.5 µg/m³
Kennewick +
San Marcos
9.2 µg/m³
Good Air Days
AQI ≤ 50
Kennewick
75.0%
Kennewick +
San Marcos
55.0%
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 7.5 µg/m³ | 9.2 µg/m³ | Kennewick + |
| Good Air DaysAQI ≤ 50 | 75.0% | 55.0% | Kennewick + |
Commute
Mean Commute Time
Census ACS
Kennewick
32.4 min
San Marcos
19.0 min
San Marcos +
| Metric | Kennewick, WA | San Marcos, TX | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | 32.4 min | 19.0 min | San Marcos + |
Which City is Right for You?
Kennewick leads in median household income at $137,926, while san Marcos offers more affordable housing with a median home price of $313,452. On public safety, Kennewick is safer with a violent crime rate of 383 per 100,000 residents, compared to 442 in San Marcos. Kennewick has a lower unemployment rate at 3.0%, and Kennewick has cleaner air (PM2.5 avg 7.5 µg/m³). For overall health outcomes, San Marcos scores better with a lower obesity rate of 33.6%.
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