Adam Rainsford

3030 Brownell Avenue

Sullivans Island, SC
$ 3,900,000 Beds 4 Baths 3 Sq 5,400
Monthly Estimate* How much can I afford?

3030 Brownell represents one of the most unique and compelling opportunities on Sullivan's Island--where history, engineering, and location converge to create a canvas unlike anything else on the island.Positioned on a half-acre parcel just one block from the beach, the property offers both scale and proximity--an increasingly rare combination in one of the Lowcountry's most sought-after coastal communities.At its core lies a World War II-era concrete bunker, encompassing approximately 5,400 square feet and constructed with 15-foot-thick reinforced concrete walls. Elevated roughly 20 feet above sea level, the structure has already demonstrated extraordinary resilience. Its durability, elevation, and permanence offer a level of structural integrity that would be extraordinarily difficult to replicate today. What makes this offering particularly compelling is the flexibility it presents for a future owner to explore what's possible. The existing structure provides a substantial and highly unique foundation, opening the door for a thoughtful buyer to engage with the Town of Sullivan's Island regarding potential future use, design, or redevelopment of the site. Whether the vision leans toward preserving and enhancing what exists or pursuing a broader architectural concept, the property invites creativity, collaboration, and forward-thinking design. Below, the expansive interior lends itself to a wide range of possibilities--whether imagined as a private cinema, wine vault, gallery, wellness space, or secure retreat--creating a space that is as functional as it is unforgettable. For those with the vision to execute, this is not simply a homesite--it is an opportunity to create a landmark property that blends modern coastal living with a piece of American history. Moments from the beach and close to Sullivan's Island's beloved restaurants and gathering places, the lifestyle here is equally refined: morning walks along the shoreline, afternoons on the water, and evenings immersed in the quiet rhythm of island living. Opportunities like this are defined not just by what exists--but by what can be thoughtfully pursued. 3030 Brownell offers a rare chance to create something enduring, distinctive, and entirely your own.

Active

  • Price
  • $ 3,900,000
  • City
  • Sullivans Island
  • Bedrooms
  • 4
  • Full Bathrooms
  • 3
  • County
  • Charleston
  • Half Bathrooms
  • 0
  • Area
  • 43 - Sullivan's Island
  • Lot Size
  • 0.58 Acres
  • Zip
  • 29482
  • Sqr Footage
  • 5,400
  • Year Built
  • 1942
  • Style
  • MLS#
  • 26010498
Listed By: Coastal Connections Real Estate;
Data Source: Charleston Trident MLS (CTARMLS)

Features

General

County Charleston
Property Type Residential
Subdivision Name Marshall Reservation
Status Active
Directions Postal Address Is 3031 Ion Ave. From Ben Sawyer Memorial Bridge Coming Into Sullivans Island Take A Left Onto Jasper Blvd. From There Take A Right Onto Station 30 St And Then Take A Left Onto Ion Ave.
High School Wando
City Sullivans Island
MLS Area 43 - Sullivan's Island
Lot Size Units Acres
Lot Size Square Feet 25264.8
Elementary School Sullivans Island
Middle/Junior High School Laing
Building Area Units Square Feet
Standard Status Active
Utilities Sullivan's Island Water & Sewer
Sewer Public Sewer
Heating Central
Cooling Central Air
Roof See Remarks
Construction Materials See Remarks
Year Built 1942
New Construction false
Other Structures No
Stories Count 1
Levels One,Other (Use Remarks)
Property Subtype Single Family Detached
Full Baths 3
Property Attached Y/N false
Entry Location Ground Level
Primary Bedroom Level Lower

Interior Features

Interior Amenities High Ceilings,Bonus,Other
Air Conditioning Y/N true
Heating Y/N true
Laundry Features Washer Hookup,Electric Dryer Hookup,Laundry Room
Total Bedrooms 4
Fireplace Y/N false
Room Type Bonus,Laundry,Other (Use Remarks)
Flooring Concrete

Exterior Features

Lot Size Area 0.58
Lot Size Acres 0.58
Lot Features High,Ocean View,.5 - 1 Acre
Water Source Public
Foundation Details Other,Slab
Building Area Total 5400

Amenities

  • Foreclosure
  • Views
  • Short Sale
  • New Construction
  • Adult 55+
  • Lease To Own
  • No HOA Fees
  • Furnished
  • Primary On Main
  • Air Conditioning
  • Seller Finance
  • Green
  • Fixer Upper
  • Horse
  • Golf
  • Fireplace
  • Deck
  • Garage
  • Basement
  • Pool

Affordability Calculator

$3,786

Per Month

Based on the average sale price from the Edgefield, SC office

  • Monthly Principal & interest $2,658
  • Monthly Property Taxes $1,062
  • Monthly Home Insurance $67
Adjust Payment Options
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Let's determine your purchasing power. Working with my mortgage partner, you'll have the information you need to shop for a home with confidence.

Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA, or jumbo loans.

Mortgage calculator provided courtesy of Inside Real Estate.

Schools

Elementary School Sullivans Island Elementary School
Middle School Laing Middle School
High School Wando High School

Price History

4/14/2026 Listed $3,900,000

Property vs Zip Code Average in 29482

Price
AVG $7.65M
$3.9M
Year Built
AVG 1985
1942

In The Neighborhood

Areas That We Cover

3030 Brownell Avenue Sullivans Island, SC is a Single Family Home for sale at $3900000 with 5400 sqft and a lot size of 0.58 Acres Acre(s). 3030 Brownell Avenue Sullivans Island has 4 bedrooms, 3 baths and was built in 1942. The property's zip code is 29482 which is in Sullivans Island, SC

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Mortgage calculator provided courtesy of Inside Real Estate.

All information deemed reliable, but not guaranteed, and should be independently verified. The real estate information and related content displayed on this site is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Adam Rainsford

Adam Rainsford

803-836-9086

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