North Charleston SC 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)

North Charleston, SC

South Carolina · Population: 117,460

  • Median HH Income$62,789
  • Median Home Price$313,219
  • Unemployment4.3%
  • Bachelor's+28.0%

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
North Charleston
117,460
Sunnyvale
153,455
Sunnyvale +
Pop. Density / sq mi
Lower = more space
North Charleston
N/A
Sunnyvale
N/A
Median Age
North Charleston
34.3
North Charleston +
Sunnyvale
35.1
Foreign Born
North Charleston
12.2%
Sunnyvale
49.4%
Sunnyvale +
White
North Charleston
39.1%
North Charleston +
Sunnyvale
30.4%
Black
North Charleston
42.2%
North Charleston +
Sunnyvale
1.5%
Asian
North Charleston
3.5%
Sunnyvale
49.4%
Sunnyvale +
Hispanic
North Charleston
12.8%
Sunnyvale
16.7%
Sunnyvale +
Spanish at Home
North Charleston
N/A
Sunnyvale
N/A

Economy

Median HH Income
North Charleston
$62,789
Sunnyvale
$181,862
Sunnyvale +
Per Capita Income
North Charleston
$35,740
Sunnyvale
$95,752
Sunnyvale +
Per Capita Personal Income (MSA)
BEA MSA-level
North Charleston
$54,550
Sunnyvale
$77,230
Sunnyvale +
Unemployment Rate
North Charleston
4.3%
Sunnyvale
4.1%
Sunnyvale +
Poverty Rate
North Charleston
15.5%
Sunnyvale
5.6%
Sunnyvale +
Bachelor's Degree+
North Charleston
28.0%
Sunnyvale
69.2%
Sunnyvale +

Housing

Median Home Value
Zillow ZHVI / Census ACS
North Charleston
$313,219
North Charleston +
Sunnyvale
$2,144,024
Homeownership Rate
North Charleston
48.5%
North Charleston +
Sunnyvale
43.8%

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
North Charleston
398
North Charleston +
Sunnyvale
503
Property Crime / 100K
FBI CDE (state-level est.)
North Charleston
1999
North Charleston +
Sunnyvale
2388

Health

Obesity Rate
CDC PLACES
North Charleston
35.2%
Sunnyvale
19.7%
Sunnyvale +
Diabetes Rate
CDC PLACES
North Charleston
13.2%
Sunnyvale
8.3%
Sunnyvale +
Poor Mental Health
CDC PLACES — 14+ days/month
North Charleston
17.5%
Sunnyvale
12.9%
Sunnyvale +
No Health Insurance
CDC PLACES
North Charleston
15.3%
Sunnyvale
5.2%
Sunnyvale +
Binge Drinking
CDC PLACES
North Charleston
19.8%
Sunnyvale
13.5%
Sunnyvale +
Current Smokers
CDC PLACES
North Charleston
14.3%
Sunnyvale
6.7%
Sunnyvale +

Climate

Avg Annual Temp
NOAA 1991–2020 normal
North Charleston
N/A
Sunnyvale
N/A
Annual Precipitation
NOAA 1991–2020 normal
North Charleston
N/A
Sunnyvale
N/A

Air Quality

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

Commute

Mean Commute Time
Census ACS
North Charleston
26.8 min
Sunnyvale
25.3 min
Sunnyvale +

Which City is Right for You?

Sunnyvale leads in median household income at $181,862, while north Charleston offers more affordable housing with a median home price of $313,219. On public safety, North Charleston is safer with a violent crime rate of 398 per 100,000 residents, compared to 503 in Sunnyvale. Sunnyvale has a lower unemployment rate at 4.1%, 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 North Charleston & Sunnyvale