First, pick your rhythm
Nashville rewards people who decide early what kind of week they want. If you want to walk to dinner, look at Green Hills, 12South and the Gulch. If you want land and quiet, look south and west — Brentwood, Franklin, Leiper's Fork. Almost everyone I work with lands in one of those two camps within a month of arriving.
Where locals actually eat
Germantown for a proper dinner. East Nashville when you want something inventive and unpretentious. The Gulch for a client night. And then the institutions that never change: meat-and-three lunches, hot chicken you have to earn, and a Sunday biscuit somewhere with a line.
What to join
The social architecture here runs through clubs, churches and schools more than it does through neighborhoods. Belle Meade Country Club, Richland and the Nashville Golf and Athletic Club each carry different cultures. If you have children, the school decision effectively selects your community, so make it early and deliberately.
Protect these weekends
Iroquois Steeplechase in May. The Pilgrimage festival in Franklin in the fall. Opening night at the Schermerhorn. Dickens of a Christmas on Franklin's Main Street. Locals plan around them.
Practical notes for relocations
Tennessee has no state income tax, which materially changes the math for many families moving from the coasts. BNA has grown into a genuine international airport. Traffic is real but manageable if you avoid I-65 between 7:30 and 9:00.
The short version
Nashville is a small city that behaves like a large one. Choose your neighborhood around the life you actually want to live — not the one that photographs well — and you will be happy here quickly.