North Charleston, SC 29420 ZIP Code Profile


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ZIP Code 29420: Basic Data & USPS Preferred City Name

Preferred Name, USPS
North Charleston, SC 29420

Acceptable Alternative
Charleston, SC 29420
N Charleston, SC 29420

Not Acceptable, USPS
Chas, SC 29420
No Chas, SC 29420

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 214
  • Single Family Addresses: 7,952
  • Multi-Family Addresses: 681
  • County: Dorchester County
  • Centroid: Latitude 32.924, Longitude -80.099
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 29420 has segments in 2 Counties (Charleston, Dorchester).

Neighborhood Data

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29420 ZIP Code Map

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North Charleston, SC 29420 Data & Demographics (As of July 1, 2016)


Total Population 21,650
Population in Households 21,650
Population in Familes 18,202
Population in Group Qrtrs 0
Population Density1 2,161
Diversity Index2 68


Total Households 7,629
Average Household Size 2.84
Family Households 5,592
Average Family Size 3


Total Housing Units 8,399 (100%)
Owner Occupied HU 4,831 (57.5%)
Renter Occupied HU 2,798 (33.3%)
Vacant Housing Units 770 ( 9.2%)
Median Home Value $176,015
Average Home Value $222,811


Median Household Income $56,696
Average Household Income $71,655
Per Capita Income $25,250
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.57% 2.03%
Households 1.4% 1.99%
Families 1.32% 1.82%
Median Household Income   2.09%
Per Capita Income   1.57%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

North Charleston, SC 29420 - Peer Comparisons by Rank and Percentile

The table below compares 29420 to the other 393 ZIP Codes in South Carolina by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 85 79th
Population Density1 # 15 96th
Diversity Index2 # 10 98th
Median Household Income # 42 90th
Per Capita Income # 87 78th

Additional comparisons and rankings can be made with a VERY EASY TO USE South Carolina Census Data Comparison Tool.

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