How much does a sunroom addition cost in Franklin, TN?

The average sunroom addition in Franklin, TN costs $52,598 in 2026. Costs range from $19,724 for a basic project to $131,495 for a high-end renovation. Franklin is 31% more expensive than the national average of $40,000.

What is the labor rate for contractors in Franklin?

The average contractor labor rate in Franklin, TN is $44.03/hour, compared to the national average of $30/hour. For a sunroom addition, labor typically accounts for 45% of the total cost, which is approximately $23,669 in Franklin.

Are materials more expensive in Franklin?

Franklin has a material cost index of 119 (national average = 100). Materials cost about 19% more than the national average. For a sunroom addition, materials account for 55% of the cost, approximately $28,929.

Do I need a permit for a sunroom addition in Franklin?

Yes, a sunroom addition typically requires building permits in Franklin, TN. The average permit cost in Franklin is $1,510. Always confirm requirements with the Franklin building department before starting work.

Is a sunroom addition a good investment in Franklin?

A sunroom addition provides an estimated 48% ROI nationally. In Franklin, where the median home price is $620,000, this project costs about 8.5% of your home value. This is a moderate investment relative to home value — focus on features that appeal to buyers in the local market.

Sunroom Addition in Franklin, TN — Costs $19,724 to $131,495

What does sunroom addition cost in Franklin? Average $52,598, ranging $19,724–$131,495. Labor runs $44.03/hr locally — 31% above the national average. Free breakdown with material + labor split.

Franklin, TN Market

+31% vs national

Labor 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 sunroom 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 sunroom addition represents just 8.5% of typical home value — a relatively small investment that can significantly boost curb appeal or functionality.

Low Estimate

$19,724

National: $15,000

Mid-Range

$52,598

National: $40,000

High End

$131,495

National: $100,000

Per Sq Ft

$171

National: $130

Duration: 2-6 weeks

DIY: Hard

Permits: Required

ROI: 48%

Sunroom Addition Cost Calculator for Franklin

Adjusted for Franklin's labor rate ($44.03/hr) and material costs (index 119).

Project Size: 200 sq ft

50 sq ft1,000 sq ft

Quality Level

Mid-grade materials, good quality fixtures, standard options.

Estimated Total in Franklin

$52,598

Based on 200 sq ft at mid quality, adjusted for Franklin market rates.

Local Cost Breakdown

Labor (45%)$23,669

At Franklin's average rate of $44.03/hr (47% above national avg)

Materials (55%)$28,929

Material cost index 119 (19% above national baseline of 100)

Sunroom Addition vs. Home Value in Franklin

Metric	Franklin	National Avg
Sunroom Addition (Mid-Range)	$52,598	$40,000
Median Home Price	$620,000	$350,000
Project as % of Home Value	8.5%	11.4%
Estimated ROI	48%	48%
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 and style (3-season vs 4-season)
4Foundation type
5Insulation (4-season)
6HVAC connection

Popular Upgrades

Four-season insulated sunroom
Heated floors
Retractable shading

Other Projects in Franklin, TN

Second Story Addition

$265,767

HardROI 60%

Accessory Dwelling Unit (ADU) Construction

$199,325

HardROI 80%

Room Addition

$119,595

HardROI 55%

Swimming Pool Installation

$84,569

HardROI 40%

Home Addition

$105,196

MediumROI 60%

Inground Swimming Pool

$83,667

HardROI 43%

Attic Conversion

$73,849

HardROI 64%

Swimming Pool Construction

$67,136

Professional OnlyROI 43%

Sunroom Addition in Other Tennessee Cities

Nashville, TN

$37,864

-28%Pop. 689,447

Memphis, TN

$35,342

-33%Pop. 633,104

Knoxville, TN

$39,036

-26%Pop. 190,740

Chattanooga, TN

$35,008

-33%Pop. 181,099

Clarksville, TN

$39,424

-25%Pop. 166,722

Murfreesboro, TN

$38,838

-26%Pop. 152,769

Johnson City, TN

$42,284

-20%Pop. 71,046

Jackson, TN

$41,294

-21%Pop. 67,685

Planning a Sunroom Addition in Franklin

Building permits are typically required for a sunroom 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 2-6 weeks from start to finish.

A sunroom 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 $52,598 represents 54% of the typical household's annual income.

Sunroom Addition — National Guide

See the full national cost guide with DIY tips, cost factors, and ROI analysis.

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