ZIP Code 29420, South Carolina
ZIP Code 29420 profile, demographic data, and geographic information.
ZCTA5 29420 is a 5-digit ZIP Code area located in Charleston County / Dorchester County, South Carolina. As of official census estimates, it has a reported population of 23,959. The land area covers 10.02 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 23,959 | ±1,686 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 34.7 yrs | ±2.5 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 9,515 | ±666 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 9,957 | ±692 |
| Occupied Housing Units | 9,515 | ±666 |
| Vacant Housing Units | 442 | ±194 |
| Median Home Value | $331,700 | ±$18,176 |
| Median Gross Rent | $1,529 | ±$136 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $72,661 | ±$5,756 |
| Per Capita Income | $39,165 | ±$3,595 |
| Poverty Rate | 12% | ±4% |
| Population Below Poverty Level | 2,861 | ±965 |
| Unemployment Rate | 4.5% | ±2.3% |
| Civilian Labor Force, Employed | 13,225 | ±1,217 |
| Broadband Internet Rate | 95.8% | ±0.7% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 431,001 (2024)
ID: 174852
|
County | Official County Government |
Contact: FINANCE DIRECTOR
4045 BRIDGE VIEW DR, STE A225, NORTH CHARLESTON SC 29405-7464
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-05 | North Charleston, SC | |
| Regular School Nearby | 09-12 | North Charleston, SC | |
| Regular School Nearby | 06-12 | North Charleston, SC | |
| Regular School Nearby | 06-08 | Summerville, SC | |
| Regular School Nearby | PK-05 | Summerville, SC | |
| Regular School Nearby | PK-05 | Johns Island, SC | |
| Regular School Nearby | 09-12 | Summerville, SC | |
| Regular School Nearby | PK-05 | Charleston, SC | |
| Regular School Nearby | 06-12 | Hollywood, SC | |
| Regular School Nearby | PK-05 | Summerville, SC |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Charleston Cosmetology Institute
|
College Vocational | 1.2 mi away | 8484 Dorchester Road, Charleston, SC, 29420 |
8435523670
|
|
NORTH CHARLESTON
|
Library | 0.9 mi away | 8620 PATRIOT BLVD, NORTH CHARLESTON, SC, 29420 |
(843) 871-5075
|
|
Miller-Motte College-Charleston
|
College | 3.5 mi away | 8085 Rivers Ave., Ste E, Charleston, SC, 29406 |
8435740101
|
|
OTRANTO ROAD LIBRARY
|
Library | 3.8 mi away | 2261 OTRANTO ROAD, N. CHARLESTON, SC, 29406 |
(843) 572-4094
|
|
Charleston Southern University
|
College | 3.8 mi away | 9200 University Blvd, Charleston, SC, 29406-9121 |
8438637000
|
|
DORCHESTER ROAD LIBRARY
|
Library | 4.6 mi away | 6325 DORCHESTER ROAD, N. CHARLESTON, SC, 29418 |
(803) 552-6466
|
|
Trident Technical College
|
College | 4.0 mi away | 7000 Rivers Avenue, Charleston, SC, 29423-8067 |
8435746111
|
|
BERKELEY COUNTY LIBRARY: HANAHAN
|
Library | 4.7 mi away | 1316 OLD MURRAY COURT, HANAHAN, SC, 29406 |
(843) 553-0047
|
|
Southeastern College-Charleston
|
College | 4.8 mi away | 2431 Aviation Avenue, Suite 703, North Charleston, SC, 29406 |
8437471279
|
|
ASHLEY RIVER
|
Library | 6.2 mi away | 2824 BACONS BRIDGE RD, SUMMERVILLE, SC, 29485 |
(843) 871-5075
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at CHARLESTON INTL AP, SC US, located 4.2 miles from ZCTA5 29420. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 60.2° | 38.9° | 49.5° | 3.37" | 0.2" |
| February | 63.8° | 41.6° | 52.7° | 3.05" | 0.1" |
| March | 70.1° | 47.3° | 58.7° | 3.35" | 0.0" |
| April | 77.1° | 54.5° | 65.8° | 3.29" | 0.0" |
| May | 83.6° | 63.0° | 73.3° | 3.32" | 0.0" |
| June | 88.5° | 70.4° | 79.4° | 6.21" | 0.0" |
| July | 91.3° | 73.7° | 82.5° | 6.60" | 0.0" |
| August | 89.8° | 73.1° | 81.4° | 6.97" | 0.0" |
| September | 85.4° | 68.3° | 76.9° | 6.01" | 0.0" |
| October | 77.9° | 57.7° | 67.8° | 4.33" | 0.0" |
| November | 69.4° | 47.1° | 58.3° | 2.66" | 0.0" |
| December | 62.7° | 41.6° | 52.2° | 3.35" | 0.0" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| North Charleston city | City | 2.3 mi | — |
| Ladson CDP | CDP | 5.3 mi | — |
| Hanahan city | City | 5.7 mi | — |
| Lincolnville town | Town | 6.1 mi | — |
| Goose Creek city | City | 6.8 mi | — |
| Summerville town | Town | 6.8 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 29420. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.