US ZIP Code
29420

North Charleston, SC

Dorchester County  ·  South Carolina

● Active
👥 23,311 Population
💰 $69,043 Median HH Income
▼ 10% below avg ↑ 6% since 2019
🎂 35.1 Median Age ↓ 4% since 2019
🏠 $283,900 Median Home Value
≈ Avg ↑ 46% since 2019
🎓 47.5% College Grads
▲ 23% above avg
📊 4.6% Unemployment
≈ Avg ↑ 9% since 2019
ZIP Code Details
ZIP Code29420
CityNorth Charleston
StateSouth Carolina (SC)
CountyDorchester County
Area Code843/854
Elevation11 ft
Latitude32.932463
Longitude-80.100063
TimezoneNew York (DST)
FIPS45035
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.9% (11,390) Female 51.1% (11,921) ♀

Race & Ethnicity

White: 41.4%Hispanic: 11.3%Black: 39.2%Asian: 4.7%Other: 2.3%Race
White41.4%
Hispanic11.3%
Black39.2%
Asian4.7%
Other2.3%

Age Breakdown

Under 5
5%
5–17
19%
18–24
11%
25–44
30%
45–64
24%
65+
6%

Key Indicators

Median Age35.1 yrs ↓ 4% since 2019
Avg Household Size2.57
Below Poverty14.1% ▲ 41% above avg
College Grads47.5% ▲ 23% above avg
Unemployment4.6% ≈ Avg
No HS Diploma180 (1.3%)
HS Graduate3,169 (23.4%)
Some College1,336 (9.9%)
Associates2,425 (17.9%)
Bachelors1,870 (13.8%)
Graduate Degree4,554 (33.6%)

Education

No HS: 1.3%HS Grad: 23.4%Some College: 9.9%Associates: 17.9%Bachelors: 13.8%Graduate: 33.6%Edu
No HS1.3%
HS Grad23.4%
Some College9.9%
Associates17.9%
Bachelors13.8%
Graduate33.6%
Housing & Income

Housing Tenure

Owner: 62.6%Renter: 37.4%Tenure
Owner62.6%
Renter37.4%

Home Value Distribution

Under $50k
5%
$50k–100k
2%
$100k–150k
4%
$150k–200k
13%
$200k–300k
33%
$300k–500k
32%
Over $500k
11%

Financials

Median HH Income$69,043 ▼ 10% below avg ↑ 6% since 2019
Median Home Value$283,900 ≈ Avg ↑ 46% since 2019
Home/Income Ratio4.1x (nat avg ~3.5x)
Median Rent$1,506/mo ↑ 26% since 2019
Total Units9,537
Vacant Units469
Avg HH Size2.57

Income Distribution

Under $25k
15%
$25k–50k
16%
$50k–75k
22%
$75k–100k
15%
$100k–150k
17%
$150k–200k
8%
Over $200k
8%
Employment & Commute

How People Get to Work

Drove Alone
89%
Walked
1%
Work From Home
10%

Commute Time

Under 15 min
20%
15–30 min
40%
30–45 min
22%
Over 45 min
18%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
5%
1960s–1970s
13%
1980s–1990s
23%
2000+
59%

Summary

Total Units9,537
Vacant469
Owner Occupied62.6%
Renter Occupied37.4%
Avg HH Size2.57
Frequently Asked Questions
ZIP code 29420 is in North Charleston, SC, in Dorchester County.
ZIP code 29420 is located in South Carolina (SC).
ZIP code 29420 is in Dorchester County, SC.
ZIP 29420 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 29420 is 23,311 people (ACS 2023).
The median household income in ZIP code 29420 is $69,043 (ACS 2023).
The median home value in ZIP 29420 is $283,900 (ACS 2023).
About ZIP Code 29420

ZIP code 29420 is located in North Charleston, South Carolina, within Dorchester County. With a population of 23,311, this is a moderately populated ZIP code with a relatively young community — the median age is 35.1 years. Economically, 29420 is a solidly middle-class ZIP code: the median household income of $69,043 is near the national average.

Real estate in ZIP code 29420 represents a mid-range housing market. The median home value of $283,900 is near the national average. Renters can expect to pay around $1,506 per month in median rent. Homeownership is strong here — 62.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 46% since 2019.

The population of 29420 is racially diverse, with White as the largest group at 41.4%. Residents are well-educated — 47.5% hold a bachelor's degree or higher, which is above the national average. Poverty affects some residents at 14.1%. Household income has grown by 6% since 2019.

The unemployment rate in 29420 stands at 4.6%, which is near the national average. As in most parts of the country, driving alone is the dominant commute mode at 81%.

Overall, ZIP code 29420 in North Charleston, SC is characterized as solidly middle-class, well-educated, a relatively young community, and predominantly owner-occupied. With 23,311 residents, a median household income of $69,043, and a median home value of $283,900, it offers a clear picture of life in this part of South Carolina.