Mountain Island Lake
The quiet, forested reservoir that supplies Charlotte's drinking water
The smallest of the three Catawba lakes and the quietest by design. A protected drinking-water reservoir with limited supply, deep forest and water access minutes from northwest Charlotte.
The lake in numbers
The facts that shape every waterfront decision on Mountain Island Lake, from depth at the dock to which county issues the permits.
- Surface area
- 3,281 acres
- Shoreline
- ~61 miles of shoreline
- Created
- Dammed in 1924
- Character
- Narrow, sheltered channels
- Source
- Catawba River at Mountain Island Dam
- Counties
- Mecklenburg and Gaston
- Towns on the shore
- Charlotte, Huntersville, Mount Holly, Belmont
Waterfront character
Every lake on the Catawba chain rewards the same discipline: read the water before you read the house. The notes below are the field notes our advisors carry onto every Mountain Island Lake dock.
Towns on the shore
Charlotte, Huntersville, Mount Holly, Belmont. Each carries its own commute, its own tone and its own waterfront inventory. We know which is which, and which parts of each shoreline trade at what premium.
Ask us where to startDocks, shoreline & due diligence
Mountain Island Lake is a Duke Energy reservoir: the lake bed and shoreline are Duke property under a federal license, so a dock is a permitted privilege, not an automatic right. The full guide lives in our journal.
Read Docks 101The 50-foot buffer
Measured from the full-pond line, the buffer keeps structures and major grading off the bank. On a full-pond elevation of roughly 760 feet, the buffer shapes what a lot can become before you ever build.
Permit timing
Private-dock reviews typically run four to twelve weeks through Duke Energy's Lake Access Permit System. A closing timeline that forgets the permit schedule is a closing timeline that slips.
Depth is a premium
Water that floats your boat at full pool can strand it in a dry year. We pull depth readings at the dock face, not just the listing description, before we ever advise a number.
Due diligence
Permit history, bulkheads, erosion and the weekend wake test: the five shoreline checks that prevent expensive surprises are in our journal and in every one of our engagements.
Private consultation
Request Mountain Island Lake market intelligence
Listings, depth notes, permit history and the towns that fit your life. Tell us where you are looking and a Petrenko Group advisor will follow up with what is actually on the water.
The Petrenko Group · Premier Sotheby's International Realty · 138 Village View Lane, Mooresville, NC 28117.