Southern Harbor Construction
Construction company in North Charleston, SC 29405
About this company
Southern Harbor Construction is listed as a construction company at 1910 Cosgrove Ave in North Charleston, South Carolina, in Charleston County. It is one of 55 general contractors in ZIP 29405.
Other construction companies nearby
Satchel Construction2020 Cosgrove Ave, North Charleston
0.2 mi(843) 654-9250
Cabading Homes3431 Rivers Ave, North Charleston
0.2 mi(843) 747-3050
Wolf Line Construction1831 Reynolds Ave, North Charleston
0.3 mi(803) 395-8069
Navy Yard Charleston2154 Noisette Blvd, North Charleston
0.5 mi(843) 823-3565
Van-Smith Concrete Company3390 Van Smith Ave, North Charleston
0.6 mi(843) 744-2640
Housing market around ZIP 29405
Figures describe the local area, not this company.
Typical home value$310,000−2.4% past year · +152% in 10 years
Typical rent$2,076+6.9% past year
12-month value outlook+0.3%Roughly flat
New homes permitted, 20253,392Charleston County
Days to sale agreement59Charleston metro · 49 a year ago
Listings with a price cut27.8%Charleston metro
Sale price vs list97.1%Charleston metro
New construction sales404Charleston metro, Aug · +4% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Charleston County permitted 3,392 new homes in 2025, including 842 apartment units. 20% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.