The short answer
Tennessee National is a private, gated lake and golf community on Watts Bar Lake in Loudon, Tennessee, about 30 minutes from Knoxville. Lake Murray is a large lake beside Columbia, South Carolina, with many separate neighborhoods. Look at Lake Murray if your life is rooted in the Midlands. Look at Tennessee National if you want golf, a marina and a social calendar inside one gate.

Key facts
- Tennessee National: 1,492 gated acres on Watts Bar Lake in Loudon, Tennessee, about 30 minutes from Knoxville.
- Lake Murray: a reservoir on the Saluda River just west of Columbia, South Carolina, operated by Dominion Energy.
- Watts Bar Lake: a TVA reservoir with more than 39,000 acres of water and 722 miles of shoreline.
- Golf at Tennessee National: one Greg Norman Signature course, 18 holes, 7,393 yards, par 72.
- Marina at Tennessee National: full service, with 140+ boat slips.
- Tennessee has no state income tax.
If you live in Columbia, Lexington or anywhere in the South Carolina Midlands, Lake Murray is the home lake. It is where the boat lives and where summer weekends happen.
Tennessee National shows up when the search widens to "lake and golf community in the Southeast." It is not a lake region. It is one gated community on Watts Bar Lake in Loudon, Tennessee. So the real question is not which lake is better. It is whether you want the lake you already know or a community built around a different one.
How is Tennessee National different from Lake Murray?
Tennessee National is a single private, gated community, and Lake Murray is a whole lake with many neighborhoods around it. At Lake Murray you pick a town, a street and a house, then sort out the boat and the golf yourself. At Tennessee National the golf course, the marina and the social calendar are already inside the gate.
| Tennessee National on Watts Bar Lake | Lake Murray area | |
|---|---|---|
| What it is | One private, gated lake and golf community on 1,492 acres | A lake region with many separate neighborhoods and towns |
| Where | Loudon, Tennessee, about 30 minutes from Knoxville | The South Carolina Midlands, just west of Columbia |
| Who runs the lake | TVA. Watts Bar Lake is on the Tennessee River | Dominion Energy. Lake Murray is on the Saluda River |
| Golf | One Greg Norman Signature course inside the gates | Depends on the neighborhood and the club you join |
| Boat | Full-service marina with 140+ boat slips | Depends on the property: a private dock, a marina or a ramp |
| Social life | 22 social clubs and 180+ events a year | Depends on the neighborhood you choose |
| Building rules | One set of standards. Homes go through design review | Vary by neighborhood and county |
| State income tax | Tennessee has none | South Carolina's rules are different. Ask a CPA |
Where is each one?
Lake Murray sits just west of Columbia, South Carolina, and Tennessee National is in Loudon, Tennessee, about 30 minutes from Knoxville. Lake Murray is a lake with a state capital next door.
From the gate at Tennessee National, I-75 is about 10 minutes away. McGhee Tyson Airport (TYS) is about 35 minutes. The Great Smoky Mountains are about an hour.
From the Midlands, Tennessee National is a road trip, not a Saturday drive. That matters. Lake Murray can stay a weekend habit for someone in Columbia. Tennessee National is a move, or a second home you plan trips around.
How do the two lakes compare?
Both are big freshwater reservoirs with room to run a boat. The difference is who runs them and how you get on the water.
Watts Bar Lake is a TVA reservoir on the Tennessee River. It is a 72-mile navigable reservoir with more than 39,000 acres of water and 722 miles of shoreline, and locks connect it to the rest of the Tennessee River system. Summer pool runs about 740 to 741 feet and the winter minimum is 735 feet, a seasonal change of about 5 to 6 feet. TVA posts current numbers on its lake level page. Our guide to Watts Bar lake levels explains what that means for an owner.
Lake Murray is on the Saluda River, and Dominion Energy operates the dam and the lake. We do not publish numbers for someone else's lake. Ask Dominion Energy how the level moves through the year, and ask what the dock and shoreline rules are for any property you like.
How do golf and boating work at each?
Golf is the clearest split. At Tennessee National the course is inside the gates: one Greg Norman Signature course, 18 holes, 7,393 yards, par 72. It is a golf cart community. Membership questions go to the club. See golf at Tennessee National.
Around Lake Murray, golf depends on where you buy. Some neighborhoods sit near a course. Others are a drive from one. Ask each neighborhood what is on site and what the club terms are.
The boat works differently too. On Lake Murray the setup depends on the property: a private dock, a marina slip, or a trailer and a ramp. At Tennessee National there is a full-service marina with 140+ boat slips. Ask about slip availability before you count on one. See marina and lake life.
What drives the cost on each side?
At Tennessee National, cost depends first on which of the five ways to own you choose: The Timbers (wooded homesites), lake homesites, waterfront homesites, Land & Home packages, or townhomes. Homes are custom built, so the size and finish of the house matter as much as the land. Ask about association dues, club membership and slip fees so you compare the whole picture. Pricing is in the info pack. Get the info pack.
On Lake Murray, cost follows what it follows on any lake near a city: how close the house is to town, whether it is on the water, its age and condition, and what the neighborhood charges. A local agent can show you the current range.
Two planning points matter if you are a few years out:
- No build deadline. There is no deadline to build after you buy a homesite at Tennessee National. You can own the land, keep the Midlands house and build when the timing is right.
- Taxes depend on residency. Tennessee has no state income tax. South Carolina's rules are different. Which state taxes your income generally turns on where you legally live, not where a second home sits. Ask a CPA how a move would change your own return. Our South Carolina to Tennessee moving guide covers the practical steps.
Who should look at which?
Look at Lake Murray if:
- Your work, your people and your doctors are in the Midlands, and you want the lake without leaving them.
- You want to choose among many neighborhoods, each with its own rules.
- Golf is an occasional thing for you.
Look at Tennessee National if:
- You want golf, a marina, a clubhouse and a social calendar inside one gate.
- You want to build a custom home, now or later.
- You plan to make Tennessee your home state.
- You want a city close but not next door. Knoxville is about 30 minutes away.
What should you check in person?
Go see both with the same list in hand.
- Time the drives. Clock the trip from Columbia to Loudon. Then clock the gate to Knoxville and to the airport.
- Walk the marina. At Tennessee National, ask about slips and what full service covers. If a private dock matters to you, ask what is possible on a specific waterfront homesite and what TVA requires. On Lake Murray, ask who controls the dock at the property you like.
- See the course. Ask the club about playing it on your visit and about membership.
- Ask what is on. Tennessee National has 22 social clubs and 180+ events a year, things like trivia and live music. Ask your land consultant whether you can join one during your visit and meet the neighbors. They are a big part of what you are buying.
- Read the rules. At Tennessee National, homes go through design review. Around Lake Murray, rules change by neighborhood and county. Read them before you fall for a lot.
- Ask about the water. TVA for Watts Bar Lake. Dominion Energy for Lake Murray.
Details change on any lake. Confirm current lake levels, dock rules, taxes and neighborhood details with Dominion Energy, the county and the community before you decide.
The honest trade-off
Tennessee National is one community with one set of standards. You get neighbors who built to the same rules, and the course, the marina and the clubhouse are already there. You give up the freedom to do whatever you like with your lot. And you give up being a short drive from Columbia.
If the Midlands is home and always will be, Lake Murray is the simpler answer. If you are ready for a new base, spend two days in Loudon before you decide. A comparison on a screen only gets you so far.
Frequently asked questions
Which lake is Tennessee National on?
Tennessee National is on Watts Bar Lake in Loudon, Tennessee, about 30 minutes from Knoxville. Lake Murray is a separate lake in South Carolina, just west of Columbia. The two lakes are in different states and are run by different operators.
Who manages Watts Bar Lake and Lake Murray?
TVA manages Watts Bar Lake, the Tennessee River reservoir where Tennessee National sits. Dominion Energy operates Lake Murray on the Saluda River in South Carolina. Ask each operator for current lake levels and shoreline rules before buying on either lake.
Does Tennessee National have its own golf course and marina?
Yes. Tennessee National has one Greg Norman Signature course with 18 holes, 7,393 yards and par 72, plus a full-service marina with 140+ boat slips on Watts Bar Lake. Both are inside the gates. Golf membership questions go to the club.
Do you have to build right away at Tennessee National?
No. There is no deadline to build after you buy a homesite at Tennessee National. A buyer can hold the land while finishing work or selling a house in South Carolina. Homes at Tennessee National are custom built and go through design review.
Does moving from South Carolina to Tennessee change state income tax?
It can, depending on residency. Tennessee has no state income tax, and South Carolina's tax rules are different. How that affects a household depends on legal residency and income sources, so buyers comparing Lake Murray and Tennessee National should ask a CPA first.
Facts about Tennessee National come from the community. Lake facts come from TVA. Rules, taxes, loans and insurance change, so confirm anything that affects a purchase with the right office or professional before you buy.