Cost to Garage Conversion in Nashville, TN

$9,500–$28,500 in Nashville

5% below the national average · 0.95x cost multiplier

Homeowners in Nashville typically spend $9,500–$28,500 on a garage conversion, about 5% below the national average. Labor rates and contractor availability in the Southeast region drive much of the price difference. Permit requirements and material delivery costs also play a role. See the full tier-by-tier breakdown below before requesting bids.

Cost Breakdown in Nashville

Line Item	Low	Mid	High
Materials	$3,325	$6,650	$12,350
Labor	$5,700	$10,450	$22,800
Permits	$475	$950	$1,425
Total	$9,500-5% vs. national avg	$19,000-5% vs. national avg	$38,000-5% vs. national avg

Budget

Basic single-car garage conversion to a bedroom or home office. Insulation, drywall, flooring (LVP), new window, HVAC extension to existing system, and electrical outlets. No plumbing, no structural changes. Functional but not luxury.

Mid-Range

Standard single-car garage to livable space (bedroom, office, or studio). Includes spray foam insulation, drywall, hardwood or tile flooring, HVAC mini-split for independent climate control, upgraded electrical, new exterior door, windows, and finishing work matching main house.

Premium

Double-car garage conversion to a full ADU, guest suite, or home gym with full bathroom. Includes plumbing rough-in and fixtures, kitchenette, mini-split HVAC, premium finishes matching the main home, proper egress windows, and full permit compliance for legal habitable space.

Material Options

Material prices below are national averages; availability in Nashville may shift costs slightly.

Material	Cost/Unit	Pros	Cons	Best For
Basic Office/Bedroom Conversion (No Plumbing)	$25-$50/sq ft	Lowest cost, quickest completion, simpler permits	No bathroom adds inconvenience, may not qualify as legal ADU	Home offices, gyms, game rooms, non-rentable guest spacesLowest cost, quickest completion, simpler permits
Full ADU Conversion (with Bathroom and Kitchenette)	$75-$125/sq ft	Legal rentable unit generates income, adds significant home value	Highest cost and complexity, requires full permit process, longer construction timeline	Homeowners wanting rental income or multi-generational livingLegal rentable unit generates income, adds significant home value
Single-Car Garage Studio	$40-$80/sq ft	Good balance of functionality and cost, manageable permit process	Limited square footage (typically 200-250 sq ft), not suitable as primary living space	Home offices, artist studios, small guest roomsGood balance of functionality and cost, manageable permit process
Two-Car Garage to Living Space	$35-$65/sq ft	More square footage per dollar, room for multiple functions	Large permit impact, may require parking replacement in some municipalities	Families needing a bonus room, larger ADUs, home gym + office combinationsMore square footage per dollar, room for multiple functions
Detached Garage Conversion	$50-$100/sq ft	More privacy, often most ADU-permissible option	Requires running utilities from main house, potentially longer permit timeline	Rental ADUs, in-law suites, teen suitesMore privacy, often most ADU-permissible option

Other Projects in Nashville

Full Kitchen Remodel

Full Bathroom Remodel

Composite Deck Building

Back to national average for Garage Conversion

Nashville Estimate

Typical Range

$9,500–$28,500

vs. National Average

5% below national

Cost Multiplier

0.95x

Estimates apply Nashville's 0.95x regional cost multiplier to national averages. Actual bids vary by contractor, project scope, and timing.

See national average costs →