ZIP Code 29546
About Gresham
Gresham is an unincorporated community in Marion County, South Carolina, United States. The community is located north of the junction of U.S. Route 378 and South Carolina Highway 41, 17 miles (27 km) south of Marion. Gresham has a post office with ZIP code 29546, which opened on May 26, 1880. As of 2025, Gresham has a total population of 2,574.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
2,574
population
$31,920
median household income
18
people / sq mi
$97,000
median home value
$677
median gross rent
50.2
median age
1,308
housing units
1,075
households
142.5
land area (sq mi)
Points of interest
- fast_food
Brands
- Subway (1)