Three-Season Room Addition in Franklin, TN — Costs $10,520 to $85,472
What does three-season room addition cost in Franklin? Average $32,874, ranging $10,520–$85,472. Labor runs $44.03/hr locally — 31% above the national average. Free breakdown with material + labor split.
Franklin, TN Market
+31% vs nationalLabor Rate
$44.03/hr
Material Index
119
Avg Permit Cost
$1,510
Median Home Price
$620,000
In a smaller market like Franklin, Tennessee, the pool of contractors specializing in three-season room addition may be more limited. Getting 3+ quotes is especially important to ensure fair pricing. At 31% above the national average, Franklin is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. With a median home price of $620,000, this three-season room addition represents just 5.3% of typical home value — a relatively small investment that can significantly boost curb appeal or functionality.
Low Estimate
$10,520
National: $8,000
Mid-Range
$32,874
National: $25,000
High End
$85,472
National: $65,000
Per Sq Ft
$125
National: $95
Three-Season Room Addition Cost Calculator for Franklin
Adjusted for Franklin's labor rate ($44.03/hr) and material costs (index 119).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Franklin
$32,874
Based on 200 sq ft at mid quality, adjusted for Franklin market rates.
Local Cost Breakdown
At Franklin's average rate of $44.03/hr (47% above national avg)
Material cost index 119 (19% above national baseline of 100)
Three-Season Room Addition vs. Home Value in Franklin
| Metric | Franklin | National Avg |
|---|---|---|
| Three-Season Room Addition (Mid-Range) | $32,874 | $25,000 |
| Median Home Price | $620,000 | $350,000 |
| Project as % of Home Value | 5.3% | 7.1% |
| Estimated ROI | 50% | 50% |
| Median Household Income | $98,000 | $75,000 |
What Affects the Price in Franklin
- 1Local labor rates ($44.03/hr in Franklin)
- 2Material cost index (119 vs national 100)
- 3Size
- 4Foundation type
- 5Screen vs window panels
- 6Roof style
Popular Upgrades
- Interchangeable screen and window panels
- Ceiling fans
- Outdoor-rated furniture
Other Projects in Franklin, TN
Second Story Addition
$265,767
Accessory Dwelling Unit (ADU) Construction
$199,325
Room Addition
$119,595
Swimming Pool Installation
$84,569
Home Addition
$105,196
Inground Swimming Pool
$83,667
Attic Conversion
$73,849
Swimming Pool Construction
$67,136
Three-Season Room Addition in Other Tennessee Cities
Planning a Three-Season Room Addition in Franklin
Building permits are typically required for a three-season room addition in Franklin. The average permit fee in this area is $1,510, though costs vary based on project scope. Permit fees in this market are above average — factor them into your total budget. Plan for 2-4 weeks from start to finish.
A three-season room addition is a complex project best left to licensed professionals. In Franklin, skilled contractors charge an average of $44.03/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.
With a median household income of $98,000, many Franklin residents can budget for this project through savings. The mid-range cost of $32,874 represents 34% of the typical household's annual income.
Three-Season Room Addition — National Guide
See the full national cost guide with DIY tips, cost factors, and ROI analysis.
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