Charleston SC vs Kennewick WA — Cost of Living, Crime & Income Comparison 2026

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

Charleston, SC

South Carolina · Population: 152,014

  • Median HH Income$90,038
  • Median Home Price$593,739
  • Unemployment3.4%
  • Bachelor's+57.7%

Kennewick, WA

Washington · Population: 23,594

  • Median HH Income$137,926
  • Median Home Price$433,399
  • Unemployment3.0%
  • Bachelor's+57.1%

Detailed Comparison

Demographics

Population
Charleston
152,014
Charleston +
Kennewick
23,594
Pop. Density / sq mi
Lower = more space
Charleston
N/A
Kennewick
N/A
Median Age
Charleston
36.1
Charleston +
Kennewick
38.7
Foreign Born
Charleston
5.4%
Kennewick
22.3%
Kennewick +
White
Charleston
72.9%
Charleston +
Kennewick
67.9%
Black
Charleston
17.4%
Charleston +
Kennewick
3.1%
Asian
Charleston
2.2%
Kennewick
14.8%
Kennewick +
Hispanic
Charleston
5.9%
Kennewick
10.7%
Kennewick +
Spanish at Home
Charleston
N/A
Kennewick
N/A

Economy

Median HH Income
Charleston
$90,038
Kennewick
$137,926
Kennewick +
Per Capita Income
Charleston
$58,583
Kennewick
$70,195
Kennewick +
Per Capita Personal Income (MSA)
BEA MSA-level
Charleston
$54,550
Kennewick
$76,120
Kennewick +
Unemployment Rate
Charleston
3.4%
Kennewick
3.0%
Kennewick +
Poverty Rate
Charleston
12.0%
Kennewick
6.0%
Kennewick +
Bachelor's Degree+
Charleston
57.7%
Charleston +
Kennewick
57.1%

Housing

Median Home Value
Zillow ZHVI / Census ACS
Charleston
$593,739
Kennewick
$433,399
Kennewick +
Homeownership Rate
Charleston
55.6%
Kennewick
69.7%
Kennewick +

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
Charleston
398
Kennewick
383
Kennewick +
Property Crime / 100K
FBI CDE (state-level est.)
Charleston
1999
Charleston +
Kennewick
3409

Health

Obesity Rate
CDC PLACES
Charleston
28.7%
Charleston +
Kennewick
37.4%
Diabetes Rate
CDC PLACES
Charleston
9.5%
Charleston +
Kennewick
10.9%
Poor Mental Health
CDC PLACES — 14+ days/month
Charleston
15.1%
Charleston +
Kennewick
17.4%
No Health Insurance
CDC PLACES
Charleston
8.7%
Charleston +
Kennewick
13.1%
Binge Drinking
CDC PLACES
Charleston
22.9%
Kennewick
16.7%
Kennewick +
Current Smokers
CDC PLACES
Charleston
9.5%
Charleston +
Kennewick
11.6%

Climate

Avg Annual Temp
NOAA 1991–2020 normal
Charleston
65.9°F
Kennewick
54.7°F
Kennewick +
Annual Precipitation
NOAA 1991–2020 normal
Charleston
51.0 in
Kennewick
7.7 in
Kennewick +

Air Quality

PM2.5 Annual Avg
EPA AQS (state-level est.)
Charleston
8.6 µg/m³
Kennewick
7.5 µg/m³
Kennewick +
Good Air Days
AQI ≤ 50
Charleston
75.0%
Kennewick
75.0%
Tie

Commute

Mean Commute Time
Census ACS
Charleston
25.4 min
Charleston +
Kennewick
32.4 min

Which City is Right for You?

Kennewick leads in median household income at $137,926, while kennewick offers more affordable housing with a median home price of $433,399. On public safety, Kennewick is safer with a violent crime rate of 383 per 100,000 residents, compared to 398 in Charleston. 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, Charleston scores better with a lower obesity rate of 28.7%.

Compare More Cities

About Charleston & Kennewick