Robertson Allen Real Estate Agent - The Cassina Group - Charleston

1412 Poe Ave, Sullivans Island, SC For Sale $6,475,000 - listed by Robertson Allen — For Sale $6,475,000

Robertson Allen listing and buyer's agent for 608 Ocean Blvd, Isle of Palms, SC - sold for $12,700,000 — Sold $12,700,000

674 Olde Salt Run, Mount Pleasant, SC For Sale $22,500,000 - listed by Robertson Allen — For Sale $22,500,000

Robertson Allen buyer's agent for 101 S Battery St, Charleston, SC - sold for $7,800,000 — Sold $7,800,000

312 River Oak Dr, Mount Pleasant, SC For Sale $7,950,000 - listed by Robertson Allen — For Sale $7,950,000

Robertson Allen

Charleston SC

The Cassina Group - Charleston

164 Closed Sales

$664.6M Total Value

$760K - $21M Price Range

$4.1M Average Price

Prior 5 years

About Robertson

Home Types: House, Townhouse, Condo, Lot/Land

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	30
Total Value	$144,397,300
Average Sale Price	$4,813,243
Price Range	$900K - $15M

Buyer Deals
Total Deals	18
Total Value	$102,667,560
Average Sale Price	$5,703,753
Price Range	$1M - $21M

1 Year View by Quarter

Seller Deals
Total Deals	51
Total Value	$238,793,113
Average Sale Price	$4,682,218
Price Range	$900K - $18.3M

Buyer Deals
Total Deals	30
Total Value	$156,168,985
Average Sale Price	$5,205,633
Price Range	$1M - $21M

2 Year View by Quarter

Seller Deals
Total Deals	102
Total Value	$407,205,167
Average Sale Price	$3,992,208
Price Range	$695K - $18.3M

Buyer Deals
Total Deals	62
Total Value	$257,385,043
Average Sale Price	$4,151,372
Price Range	$619K - $21M

5 Year View

Areas Robertson is Experienced In

Robertson's Listings and Deals

Robertson's Recent Active Listings

$6,475,000
- 4 Beds
- 4.5 Baths
- 3,705 Sq Ft
1412 Poe Ave

Sullivans Island, SC
Located just moments from the beach on Sullivan's Island, 1412 Poe Avenue offers exceptional craftsmanship, timeless design, and an ideal floor plan for everyday living and entertaining. Set on a generously sized street to street lot with a large pool, the property pairs thoughtfully designed indoor spaces with inviting outdoor living in one of the island's most desirable locations.The main level

Robertson Allen The Cassina Group

$22,500,000
- 5 Beds
- 8 Baths
- 9,001 Sq Ft
674 Olde Salt Run

Mount Pleasant, SC
674 Olde Salt Run presents a rare opportunity to own an exceptional deepwater estate in The Reserve at Olde Park, one of Mount Pleasant's most private and sought-after neighborhoods. Built in 2012 and comprehensively renovated in 2023, the residence is thoughtfully positioned to take full advantage of its waterfront setting, with expansive views across Hobcaw Creek and a private dock providing

Robertson Allen The Cassina Group

$7,950,000
- 5 Beds
- 7 Baths
- 4,514 Sq Ft
312 River Oak Dr

Mount Pleasant, SC
Tucked along a scenic creek in one of Mount Pleasant's most picturesque settings, 312 River Oak Drive offers an exceptional blend of Lowcountry charm, thoughtful design, and effortless indoor-outdoor living. Elevated to capture sweeping marsh and water views, this custom-built home by Allen Coleman of Coleman Builders was designed by architect Sabrina Vogel and beautifully curated by Elizabeth

Robertson Allen The Cassina Group

$1,775,000
- 3 Beds
- 2.5 Baths
- 1,400 Sq Ft
8 William St

Mount Pleasant, SC
8 William Street offers the opportunity to enjoy the charm and ease of Old Village living from a private setting surrounded by mature live oaks. Offering approximately 1,400 square feet, this single-story cottage features three bedrooms and two full baths, with original hardwood floors, abundant natural light, and a versatile floor plan. The home's living spaces extend outdoors through an

Robertson Allen The Cassina Group

$9,500,000
- 5 Beds
- 7 Baths
- 6,542 Sq Ft
28 Murray Blvd

Charleston, SC
Situated along Charleston's iconic Murray Boulevard, this exceptional residence offers over 6,500 square feet of thoughtfully designed living space in one of the city's most coveted waterfront neighborhoods. Enjoy stunning water views, remarkable privacy, and access to beautifully landscaped gardens that create a peaceful setting rarely found in the heart of historic Charleston. For many years,

Robertson Allen The Cassina Group

$13,477,000
- 4 Beds
- 7 Baths
- 6,055 Sq Ft
309 Palm Blvd

Isle of Palms, SC
Welcome to 309 Palm Blvd, an extraordinary waterfront estate on Isle of Palms, where timeless Lowcountry living meets exceptional craftsmanship, luxurious amenities, and an incomparable setting. Privately positioned along Hamlin Creek with sweeping views toward the Intracoastal Waterway, this remarkable property offers a lifestyle few homes on the island can provide. The large, private deepwater

Robertson Allen The Cassina Group

$8,200,000
- 5 Beds
- 7 Baths
- 4,728 Sq Ft
21 Lamboll St

Charleston, SC
21 Lamboll Street is a beautifully restored circa-1834 residence in Charleston's South of Broad neighborhood. Known as the Catherine Jenkins House, the historic property has undergone an extensive renovation that carefully honors its original architecture while introducing thoughtful updates throughout. The project was completed by Tupper Builders with architect Eddie Fava and was recognized with

Robertson Allen The Cassina Group

$18,500,000
- 7 Beds
- 7.5 Baths
- 12,100 Sq Ft
1735 Atlantic Ave

Sullivan's Island, SC
1735 Atlantic Avenue, Jasper Hall, is a once-in-a-lifetime opportunity to own one of the South Carolina coast's most historically significant oceanfront properties. For a limited 60 day period, this Sullivan's Island landmark is being offered for sale, giving a new owner the opportunity to carry its extraordinary history forward. At the conclusion of the 60 day offering period, the property will

Robertson Allen The Cassina Group

$5,250,000
- 4 Beds
- 4.5 Baths
- 4,011 Sq Ft
106 S Battery St

Charleston, SC
Set along one of Charleston's most picturesque streets, 106 South Battery is a beautifully preserved historic residence with harbor views, exceptional elevation, and beautifully proportioned spaces designed for gracious entertaining and everyday living. A truly generational opportunity, this remarkable home has been meticulously preserved and thoughtfully cared for, offering the next steward a

Robertson Allen The Cassina Group

Recently Sold

$12,700,000

Sold Jul 31, 2026
- 6 Beds
- 6.5 Baths
- 7,105 Sq Ft
608 Ocean Blvd

Isle of Palms, SC
- 2% Below List
- 5 Days On Market
- $1,787/SF
Robertson Allen The Cassina Group

$1,300,000

Sold Jul 31, 2026
- 2 Beds
- 2 Baths
- 1,134 Sq Ft
3 King St

Charleston, SC
- 21% Below List
- 227 Days On Market
- $1,146/SF
- Current Est. Value $2M
Robertson Allen The Cassina Group

$1,880,000

Sold Jul 9, 2026
- 4 Beds
- 4 Baths
- 2,400 Sq Ft
41 Chapel St

Charleston, SC
- 20% Below List
- 29 Days On Market
- $783/SF
Robertson Allen The Cassina Group

$3,375,000

Sold Jun 30, 2026
- 4 Beds
- 3 Baths
- 3,266 Sq Ft
2014 Ion Ave

Sullivans Island, SC
- 15% Below List
- 129 Days On Market
- $1,033/SF
- Current Est. Value $4M
Robertson Allen The Cassina Group

$4,450,000

Sold Jun 25, 2026
- 4 Beds
- 3.5 Baths
- 3,400 Sq Ft
31 New St

Charleston, SC
- 4 Days On Market
- $1,309/SF
- Current Est. Value $4M
Robertson Allen The Cassina Group

$5,000,000

Sold Jun 25, 2026
- 6 Beds
- 3.5 Baths
- 3,654 Sq Ft
7 Lowndes St

Charleston, SC
- 15% Below List
- 42 Days On Market
- $1,368/SF
- Current Est. Value $4M
Robertson Allen The Cassina Group

$6,150,000

Sold Jun 18, 2026
- 5 Beds
- 5.5 Baths
- 5,362 Sq Ft
21 New St

Charleston, SC
- 10% Below List
- 42 Days On Market
- $1,147/SF
- Current Est. Value $6M
Robertson Allen The Cassina Group

$2,300,000

Sold Jun 15, 2026
- 5 Beds
- 3.5 Baths
- 2,836 Sq Ft
3 5th Ave

Isle of Palms, SC
- 8% Below List
- 13 Days On Market
- $811/SF
- Current Est. Value $3M
Robertson Allen The Cassina Group

$4,485,000

Sold Jun 5, 2026
- 4 Beds
- 5.5 Baths
- 2,388 Sq Ft
77 King St

Charleston, SC
- 0 Days On Market
- $1,878/SF
- Current Est. Value $4M
Robertson Allen The Cassina Group

Robertson Allen

(854) 444-8661

Nearby Homes

Robertson Allen

About Robertson

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

2 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Areas Robertson is Experienced In

Robertson's Listings and Deals

Robertson's Recent Active Listings

Recently Sold