Your result
Enter your numbers and press the button.
Basement finishing cost in Tennessee
Tennessee's construction trades earn 83% of the national average wage, so with labor at about 40% of the budget the estimate runs 6.7% below the U.S. figure. A 1,000 sq ft mid-range finish works out to about $37,326–$69,987, and a basic one to $23,329–$37,326. Tennessee ranks 40 of 51 (50 states plus DC) for trade-wage cost, highest first.
| Size | Basic | Mid-range | High-end |
|---|---|---|---|
| 500 sq ft | $11,664–$18,663 | $18,663–$34,993 | $34,993–$46,658 |
| 700 sq ft | $16,330–$26,128 | $26,128–$48,991 | $48,991–$65,321 |
| 800 sq ft | $18,663–$29,861 | $29,861–$55,989 | $55,989–$74,653 |
| 1,000 sq ft | $23,329–$37,326 | $37,326–$69,987 | $69,987–$93,316 |
| 1,200 sq ft | $27,995–$44,792 | $44,792–$83,984 | $83,984–$111,979 |
| 1,500 sq ft | $34,993–$55,989 | $55,989–$104,980 | $104,980–$139,973 |
The wages behind the Tennessee factor
The index averages four trades that do most basement work. A factor of 0.933 means a job that costs $100 in a national-average market costs about $93.32 here, before any differences in material prices, permit fees or demand.
| Trade | Tennessee | U.S. | Ratio |
|---|---|---|---|
| Carpenters | $25.96 | $31.55 | 82% |
| Electricians | $30.55 | $34.37 | 89% |
| Plumbers | $29.09 | $34.70 | 84% |
| Drywall installers | $23.90 | $30.58 | 78% |
BLS OEWS mean hourly wages, May 2025.
Neighbors in the ranking
| State | Factor | 1,000 sq ft mid-range |
|---|---|---|
| Tennessee | 0.933 | $37,326–$69,987 |
| West Virginia | 0.938 | $37,512–$70,334 |
| Idaho | 0.935 | $37,417–$70,157 |
| Georgia | 0.933 | $37,311–$69,959 |
| Louisiana | 0.929 | $37,145–$69,648 |
Add-ons in Tennessee
| Add-on | Low | High |
|---|---|---|
| Half bath | $4,666 | $13,997 |
| Three-quarter bath | $9,332 | $20,529 |
| Full bath | $13,997 | $32,660 |
| Egress window, each | $3,733 | $11,198 |
| Building permit | $1,200 | $2,000 |
Bathroom ranges from Fixr; egress from HomeGuide; permits from HomeAdvisor. Labor portion adjusted for local wages.
How this estimate is built
The base number is area times a published cost per square foot. Block Renovation, a remodeling contractor, puts contractor-led basement finishes at $25–$40 per square foot for a basic finish, $40–$75 for mid-range and $75–$100 or more for high-end work in 2026. HomeAdvisor's national figure is lower, $7–$23 per square foot, because it also counts partly finished spaces and owner-managed projects. Use the HomeAdvisor range if you will act as your own general contractor or only need flooring, paint and lighting in an already dry, framed room.
Add-ons are priced separately because they do not scale with area. A bathroom costs about the same whether it sits in a 600 or a 1,600 square foot basement. Fixr lists half baths at $5,000–$15,000, three-quarter baths at $10,000–$22,000 and full baths at $15,000–$35,000. HomeGuide puts a cut-in egress window at $4,000–$12,000, most often $6,000–$8,000. HomeAdvisor lists permits at $1,200–$2,000.
When you pick a state, the calculator keeps 60% of the cost as is and scales the other 40% by local wages. This Old House notes that labor is usually about 40% of a basement finishing budget, and the wage index comes from the Bureau of Labor Statistics' May 2025 mean hourly wages for carpenters, electricians, plumbers and drywall installers.
What moves the price
- Water. A basement that leaks must be fixed first. HomeAdvisor's average waterproofing job is $4,400, and none of that shows up in a per-square-foot finishing price.
- Plumbing. Adding a toilet below the sewer line needs an ejector pit or upflush system. Rough-in pipes left by the builder cut the cost of a bathroom sharply.
- Ceiling height. Ducts and beams that hang below 6′ 4″ have to be moved, or the floor lowered, before a room can count as habitable.
- Bedrooms. Every sleeping room in a basement needs its own emergency escape opening under IRC R310, so each bedroom can add an egress window.
- Finish choices. Block Renovation lists luxury vinyl plank at $3–$7 per sq ft installed, carpet at $2–$5 and ceramic tile at $5–$10.
Common questions
How much does it cost to finish a basement in Tennessee?
About $37,326–$69,987 for a 1,000 sq ft mid-range contractor finish, using 2026 national ranges adjusted for Tennessee's May 2025 trade wages.
Are basements cheaper to finish in Tennessee?
Labor in Tennessee costs 83% of the national average, which moves the total about 6.7% below the U.S. estimate.
What do carpenters make in Tennessee?
The mean hourly wage for carpenters in Tennessee was $25.96 in May 2025, against $31.55 nationally.
Related calculators
Sources
- https://api.bls.gov/publicAPI/v1/timeseries/data/ (OEWS series OEUS…472031, 472111, 472152, 472081, May 2025)
- https://www.bls.gov/oes/tables.htm
- https://www.blockrenovation.com/guides/basement-remodel-cost-per-square-foot-2026
- https://www.thisoldhouse.com/foundations/reviews/cost-to-finish-basement
- https://www.fixr.com/costs/bathroom-addition
- https://homeguide.com/costs/egress-window-installation-cost
- https://www.homeadvisor.com/cost/basements/