Residential delivery area · South Carolina
ZIP Code 29456: Ladson, SC
ZIP code 29456 uses the postal name Ladson, South Carolina and lies mostly in Charleston County (46% of its land), reaching into Berkeley County and Dorchester County (Census 2020 ZIP-county file). About 41,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $78,361 (Census Bureau, ACS 2020-2024). By Census place, its land lies in North Charleston (38%), Ladson (36%) and Summerville (5%), and 1% in smaller places; 20% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Ladson · its only residential ZIP
- County
- Charleston County (46%); Berkeley County (29%); Dorchester County (25%)
- Census places
- North Charleston (38%); Ladson (36%) census-designated place; Summerville (5%)
- Metro area
- Charleston-North Charleston, SC
- House districts
- SC-1 (54%), SC-6 (46%) 119th Congress, by share of land
- State
- South Carolina
- Time zone
- Eastern
- Land area
- 18.1 sq mi · 2,281 people per sq mi
Where is ZIP code 29456?
29456 centers on 32.984°, -80.113° and covers 18.1 square miles of land plus 0.0 of water. It borders 6 ZIP codes: 29420, 29406, 29485, 29483, 29445, 29486.
The map draws ZIP code areas only. For the streets inside 29456, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 29456 compare with the rest of Charleston County?
| Measure | 29456 | In Charleston County | In SC |
|---|---|---|---|
| People (ACS 2020-2024) | 41,214 | 5th of 29 | 29th of 424 |
| Median household income | $78k | 14th of 20 | 61st of 265 |
| Median home value | $270k | 19th of 21 | 74th of 260 |
Its median household income is higher than in 60% of U.S. residential ZIP codes, and it is denser than 86% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 29456?
The 2020 Census counted 37,577 people in 29456; the ACS, which samples households over 2020-2024, estimates 41,214. Between the 2010 and 2020 censuses its population grew 34.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 41,214
- 2020 Census count
- 37,577+34.9% since 2010 (27,864)
- Households
- 15,666
- Median age
- 31.9
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 29456?
Of the 41,214 people the ACS estimates in 29456, 24.1% are under 18 and 8.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (46.9%), then Black (not Hispanic) (25.8%).
- Under 1824.1%
- 18 to 6467.1%
- 65 and older8.8%
- White, not Hispanic46.9%
- Black, not Hispanic25.8%
- Hispanic or Latino16.0%
- Other or two or more7.0%
- Asian, not Hispanic4.3%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 29456 earn?
Median household income is $78,361 (ACS 2020-2024), the 14th highest of the 20 ranked ZIP codes in Charleston County. It is not measurably different from 2015-2019 ($76,813 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $78,361
- Income per person
- $37,076
- Below the poverty line
- 9.0%
- Unemployed (of the labor force)
- 4.9%
- Adults 25+ with a bachelor's degree
- 24.0%
- Adjusted gross income per tax return, 2022
- $52,72518,450 returns; wages 84% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 29456?
FHFA's house price index for 29456, built from repeat sales and appraisals of the same homes, rose 139% from 2015 to 2025 and rose 60% from 2020 to 2025, and moved +2.1% in 2025.
- Median home value (owners' estimate)
- $270,100
- Median gross rent
- $1,650
- Homes owned by their occupants
- 61.7%
- Housing units
- 16,739
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 29456?
534 business establishments had a location in this ZIP code in 2023, 124 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction85
- Retail trade71
- Other services (except public administration)50
- Transportation and warehousing48
- Wholesale trade45
- Real estate and rental and leasing43
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 29456?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 29420 | North Charleston | 23,959 | $73k | 3.7 mi |
| 29406 | Charleston | 32,001 | $50k | 5.6 mi |
| 29485 | Summerville | 58,507 | $83k | 6.5 mi |
| 29483 | Summerville | 59,186 | $86k | 7.7 mi |
| 29445 | Goose Creek | 59,227 | $82k | 8.5 mi |
| 29486 | Summerville | 53,975 | $90k | 8.8 mi |
| 29418 | North Charleston | 26,052 | $65k | 5.3 mi (near) |
| 29410 | Hanahan | 21,314 | $88k | 6.5 mi (near) |
| 29404 | Charleston Afb | 2,334 | $55k | 6.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.