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
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| Population | 117,460 | 153,455 | Sunnyvale + |
| Pop. Density / sq miLower = more space | N/A | N/A | - |
| Median Age | 34.3 | 35.1 | North Charleston + |
| Foreign Born | 12.2% | 49.4% | Sunnyvale + |
| White | 39.1% | 30.4% | North Charleston + |
| Black | 42.2% | 1.5% | North Charleston + |
| Asian | 3.5% | 49.4% | Sunnyvale + |
| Hispanic | 12.8% | 16.7% | Sunnyvale + |
| Spanish at Home | N/A | 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 +
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| Median HH Income | $62,789 | $181,862 | Sunnyvale + |
| Per Capita Income | $35,740 | $95,752 | Sunnyvale + |
| Per Capita Personal Income (MSA)BEA MSA-level | $54,550 | $77,230 | Sunnyvale + |
| Unemployment Rate | 4.3% | 4.1% | Sunnyvale + |
| Poverty Rate | 15.5% | 5.6% | Sunnyvale + |
| Bachelor's Degree+ | 28.0% | 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%
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| Median Home ValueZillow ZHVI / Census ACS | $313,219 | $2,144,024 | North Charleston + |
| Homeownership Rate | 48.5% | 43.8% | North Charleston + |
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
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| Violent Crime / 100KFBI CDE (state-level est.) | 398 | 503 | North Charleston + |
| Property Crime / 100KFBI CDE (state-level est.) | 1999 | 2388 | North Charleston + |
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 +
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| Obesity RateCDC PLACES | 35.2% | 19.7% | Sunnyvale + |
| Diabetes RateCDC PLACES | 13.2% | 8.3% | Sunnyvale + |
| Poor Mental HealthCDC PLACES — 14+ days/month | 17.5% | 12.9% | Sunnyvale + |
| No Health InsuranceCDC PLACES | 15.3% | 5.2% | Sunnyvale + |
| Binge DrinkingCDC PLACES | 19.8% | 13.5% | Sunnyvale + |
| Current SmokersCDC PLACES | 14.3% | 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
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| Avg Annual TempNOAA 1991–2020 normal | N/A | N/A | - |
| Annual PrecipitationNOAA 1991–2020 normal | N/A | 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
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| PM2.5 Annual AvgEPA AQS (state-level est.) | 8.6 µg/m³ | 7.9 µg/m³ | Sunnyvale + |
| Good Air DaysAQI ≤ 50 | 75.0% | 75.0% | Tie |
Commute
Mean Commute Time
Census ACS
North Charleston
26.8 min
Sunnyvale
25.3 min
Sunnyvale +
| Metric | North Charleston, SC | Sunnyvale, CA | Better |
|---|---|---|---|
| Mean Commute TimeCensus ACS | 26.8 min | 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%.
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