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US ZIP Code Profile

ZIP Code 29401
Charleston, South Carolina

ZIP code 29401 is in Charleston, located in Charleston County, South Carolina, within the Charleston-North Charleston metro area. Its 2020 Census population was 9,145. The estimated median adjusted gross income per tax return is $96,635, and about 32% of filers report $200,000 or more.

2020 Population
9,145
Census ZCTA
County
Charleston
FIPS 45019
Median income (est.)
$96,635
IRS SOI 2022
Land Area
1.551 mi²
+ 1.705 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityCharleston, SC
CountyCharleston County (FIPS 45019)
StateSouth Carolina (FIPS 45)
Metro Area (MSA)Charleston-North Charleston, SC Metro Area (16700)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates32.77718, -79.932
Land / Water Area1.551 mi² land · 1.705 mi² water

02Income & Economics

Distribution of the 3,870 individual tax returns filed in 29401 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
21.2%
$25K–$50K
13.2%
$50K–$75K
9.8%
$75K–$100K
6.7%
$100K–$200K
16.8%
$200K+
32.3%
The $200,000+ bracket accounts for 89% of 29401's total adjusted gross income, from 32% of returns — a concentration that drives the gap between the median ($96,635) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 29401's IRS income metrics, 2020–2022.

Median income (2021→2022)
$96,635
▲ 4.6%
Filers earning $200K+
32.3%
▼ 0.3 pt
Total filers
3,870
▲ 3.5%
GET /zipc/v2/zipcodes/29401/soi?year=… $76K 2020 $92K 2021 $97K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 29401 ZCTA.

2000
11,250
 
2010
10,895
▼ -3.2%
2020
9,145
▼ -16.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 29401. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 29401

Charleston and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 29401 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number451480
City AliasesCharleston, Chas

07Frequently Asked Questions

What county is ZIP code 29401 in?

ZIP code 29401 is in Charleston County, South Carolina (county FIPS code 45019).

What city is ZIP code 29401?

The primary USPS city for 29401 is Charleston, SC.

What metro area (MSA) is 29401 in?

29401 is part of the Charleston-North Charleston, SC Metro Area (MSA code 16700).

What is the population of ZIP code 29401?

The 2020 Census population of 29401 was 9,145 residents.

What is the median income in ZIP code 29401?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 29401 is about $96,635, with around 32% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.