318 Mainsail Dr, Greenwood, SC, 29649
About This Home
Luxurious Private Estate with Lake Greenwood Access –Tucked away on 4.5 beautifully landscaped acres in the desirable Harborside subdivision, this extraordinary estate offers the perfect balance of luxury, privacy, and access to Lake Greenwood. From the moment you arrive, gas lanterns framing the elegant brick entrance welcome you down a scenic driveway to a home that is nothing short of spectacular. Spanning over 4,500 square feet, this meticulously maintained residence showcases exceptional craftsmanship and thoughtful design throughout. Soaring ceilings in the foyer open to a beautifully designed floor plan, while impressive hand-hewn beams in the great room create a warm yet dramatic focal point that flows seamlessly into the striking gourmet kitchen and spacious living areas—perfect for elegant entertaining and comfortable everyday living. Walls of windows fill the home with natural light, each equipped with remote-controlled shades, while expansive covered patios feature retractable screens overlooking the private backyard oasis. Mature landscaping and thoughtfully curated grounds create a peaceful retreat just steps from Lake Greenwood. The luxurious vaulted primary suite is a sanctuary of its own, featuring expansive custom his-and-her walk-in closets with built-in cabinetry and a spa-inspired bath designed for ultimate relaxation. With five bedrooms and four and a half baths, every space in this home has been carefully designed to provide comfort, privacy, and timeless style. Upstairs, a large flex living area offers endless possibilities—ideal for a home theater, fitness studio, game room, or combination entertainment space—along with two additional bedrooms with private baths, making perfect guest suites or executive home offices. Car enthusiasts and outdoor lovers alike will appreciate the oversized three-car garage, offering ample space for boat storage, an RV, and recreational vehicles. In addition, two powered outbuildings provide added flexibility, including a dedicated garden shed complete with a sink. Residents of Harborside enjoy a community boat ramp, boat storage, and direct access to beautiful Lake Greenwood. A rare offering combining refined craftsmanship, acreage, privacy, and lake access, 318 Mainsail Drive is truly a one-of-a-kind estate. Call today to schedule your private tour catered to your schedule. Offered at $1,395,000
Getting Around
Car-Dependent
Very Limited Transit
Somewhat BikeableSchools
Construction
Condition
- Year built: 2023
Materials
- Roof: Architectural
- Construction materials: Board & Batten Siding,Brick,HardiPlank Type
Type & Style
- Home type: SingleFamily
- Property subType: Single Family Residence
Interior
Appliances
- Appliances included: Built-In Electric Range,Convection Oven,Dishwasher,Disposal,Double Oven,Electric Oven,Ice Maker,Microwave,Refrigerator,Smart Thermostat,Tankless Water Heater,See Remarks
- Laundry features: Sink
Basement
- Basement: None,Crawl Space
Bedrooms & Bathrooms
- Bedrooms: 5
- Bathrooms: 5
- Full bathrooms: 4
- 1/2 bathrooms: 1
Features
- 2-Story Foyer,High Ceilings,Bookcases,Ceiling Fan(s),Granite Counters,In-Law Floorplan,Open Floorplan,Smooth Ceiling(s),Storage,Walk-In Closet(s),Vaulted Ceiling(s),See Remarks
- Window features: Insulated Windows,Skylight(s)
- Flooring: Ceramic Tile,Luxury Vinyl
- Number of fireplaces: 2
- Fireplace features: Great Room,Master Bedroom,Fireplace Equipment
- Fireplace: Yes
Heating & Cooling
- Heating features: Multi Units,Natural Gas
- Cooling features: Multi Units
Interior Area
- Total structure area: 4,530
- Total interior livable area: 4,530 sqft
Master Bathroom
- Features: Full Bath,Shower Separate,Tub-Separate
Master Bedroom
- Features: Dressing Room,Sitting Room
- Level: Main
Property
Accessibility
- Accessibility features: None
Details
- Parcel number: 6887941848
Features
- Levels: Two
- Patio & porch: Covered,Deck,Front Porch,Patio,Porch,Rear Porch,Screened,Wrap Around
- Exterior features: Retaining Wall,Storage Shed,See Remarks,Other
- Fencing: None
- Waterfront features: Lake Greenwood,Water Access
- Frontage length: Road: 343
- Living area range: 4200-4599
Lot
- Lot size: 4.49 Acres
- Features: Level,Wooded,In Ground Sprinkler-Full Yard,Private
- Lot size dimensions: 4,49 ac
Parking
- Total spaces: 3
- Parking features: Garage Door Opener,3+ Car,Attached,Garage w/Electric
- Has garage: Yes
Climate Risk is Financial Risk
Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.
Biggest Threats for This Home
- Cold Wave
- Ice Storm
- Tornado
- Inland Flooding
- Lightning
- Strong Wind
How This Home’s Risks Compare
FEMA Declared Disasters in Greenwood County and South Carolina
Understanding the Costs
Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.
Estimated Costs Today
| Monthly | Annual | |
|---|---|---|
| Mortgage | $6,568 | $78,816 |
| Home Insurance * | $703 | $8,436 |
| Property Taxes | $280 | $3,360 |
| Electricity | $435 | $5,227 |
| Total | $7,986 | $95,832 |
Income You'd Need if You Spent...
South Carolina FAIR Plan Programs
How Costs Could Change Over Time
Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.
Comparing Against the Market
Price Per Sq Ft
vs Other Active Listings
Avg $/sqft
vs Homes Sold Last Month
Median $/sqft
Current Market Trends
Median Price Per Square Foot
The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.
Historicals for This Listing
Zestimate History ($/sqft)
Price History
| Date | Event | Price |
|---|---|---|
| 2026-03-12 | Listed for sale | $1,395,000 |
| 2021-05-18 | Sold | $18,000 |
| 2021-04-29 | Contingent | $25,000 |
| 2020-10-15 | Listed for sale | $25,000 |
| 2014-11-14 | Sold | $6,000 |
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