403 Sumter Street, Charleston, SC 29403 - Coast & Main Real Estate

$1,495,000

Welcome to 403 Sumter Street, a beautifully renovated Charleston Single in the heart of Downtown Charleston's vibrant Westside neighborhood. Combining historic Charleston charm with modern convenience, this thoughtfully redesigned property offers approximately 1,870 square feet in the main residence plus a detached 338-square-foot guest cottage, providing approximately 2,208 square feet… Read More of total living space.Originally built in 1935 and extensively renovated down to the studs in 2021, this turnkey property features major system updates, including the roof, HVAC, water heaters, plumbing, electrical, and high-end interior finishes throughout.The main home offers a highly desirable and flexible floor plan with two potential primary suites - one on the main level and one upstairs - making it ideal for multigenerational living, guests, roommates, or evolving household needs. Each bedroom features its own ensuite bathroom and direct access to a private piazza, a signature Charleston architectural feature that adds both charm and functionality. The detached 338-square-foot cottage offers exceptional flexibility and value. Complete with its own full bathroom, kitchenette, and separate HVAC system, this space is perfect as a guest house, mother-in-law suite, private home office, long-term rental, or income-producing opportunity. Buyers interested in short-term rental (STR) potential should independently verify all requirements and regulations with the City of Charleston. Outside, enjoy a charming shared courtyard complete with café lighting, creating a warm and inviting space for entertaining or relaxing. The property also offers ample off-street parking for three or more vehicles - an uncommon and highly sought-after feature in Downtown Charleston. Ideally located just moments from Hampton Park, The Citadel, and Riverdog Stadium. You'll also enjoy easy access to some of Charleston's most beloved restaurants and coffee shops, including Leon's Oyster Shop, Melfi's, Huriyali, and The Daily. Upper King Street, MUSC, College of Charleston, shopping, dining, and entertainment are all just minutes away. Whether you're searching for a primary residence, multigenerational living arrangement, income-producing property, or downtown Charleston investment, 403 Sumter Street offers a rare combination of character, flexibility, location, and modern updates. Furnishings may be available with an acceptable offer, providing a potential turnkey opportunity for the next owner. Read Less

Courtesy of The Boulevard Company

Listing Snapshot

Days Online

Last Updated

Jun 12, 2026

Property Type

Single Family Residence

Beds

Full Baths

Partial Baths

Square Ft.

2,208

Lot Size

0.08 Acres

Year Built

1935

MLS Number

26016969

30 Days Snapshot Of 29403

$1.10M

+8%

(avg) sold price

-12%

homes sold

-27%

(avg) days on market

Snapshot

Area Map

Additional Details

Building

Built in 1935, 2 stories, Levels: "Two", Architectural style: "Charleston Single", Construction materials: "Wood Siding", Other structures: "Yes", "Guest House"

Cooling

"Central Air"

Exterior Features

"Balcony", "Rain Gutters"

Fence

"Privacy", "Fence - Wooden Enclosed"

Floors

"Ceramic Tile", "Wood"

Heating

"Central", "Heat Pump"

Interior Features

"Beamed Ceilings", "Ceiling - Cathedral/Vaulted", "Ceiling - Smooth", "High Ceilings", "Garden Tub/Shower", "Walk-In Closet(s)", "Ceiling Fan(s)", "Family", "Living/Dining Combo", "In-Law Floorplan", "Office", "Pantry"

Laundry

"Electric Dryer Hookup", "Washer Hookup", "Laundry Room"

Lot

0.08 acres, 3,485 square feet, Area: 0.08, "0 - .5 Acre", "High", "Interior Lot"

Primary Bedroom

Master bedroom level: Lower, Upper, "Ceiling Fan(s)", "Garden Tub/Shower", "Multiple Closets", "Outside Access", "Walk-In Closet(s)"

Energy Saving

Green energy efficient: "HVAC", "Roof"

Parking

1 carport space, 1 covered space, 1 total parking, "1 Car Carport", "Attached", "Off Street", "Carport"

Property

Patio and porch features: "Patio", "Front Porch", "Porch - Full Front"