Second Story Addition in Louisville, KY — Costs $65,520 to $409,500

What does second story addition cost in Louisville? Average $163,800, ranging $65,520–$409,500. Labor runs $23.94/hr locally — 18% below the national average. Free breakdown with material + labor split.

Louisville, KY Market

-18% vs national

Labor Rate

$23.94/hr

Material Index

84

Avg Permit Cost

$743

Median Home Price

$207,739

As one of the largest metros in Kentucky, Louisville has a competitive contractor market with hundreds of licensed professionals. This typically gives homeowners more leverage on pricing, though high demand for renovations can offset that advantage. Louisville is well below the national average for renovation costs, making it a favorable market for homeowners considering a second story addition. At a median home price of $207,739, homeowners in Louisville should weigh the project cost (78.8% of home value) carefully against expected returns to avoid over-improving for the local market.

Low Estimate

$65,520

National: $80,000

Mid-Range

$163,800

National: $200,000

High End

$409,500

National: $500,000

Per Sq Ft

$246

National: $300

Duration: 4-8 months
DIY: Hard
Permits: Required
ROI: 60%

Second Story Addition Cost Calculator for Louisville

Adjusted for Louisville's labor rate ($23.94/hr) and material costs (index 84).

50 sq ft1,000 sq ft

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

Estimated Total in Louisville

$163,800

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

Local Cost Breakdown

Labor (50%)$81,900

At Louisville's average rate of $23.94/hr (20% below national avg)

Materials (50%)$81,900

Material cost index 84 (16% below national baseline of 100)

Second Story Addition vs. Home Value in Louisville

MetricLouisvilleNational Avg
Second Story Addition (Mid-Range)$163,800$200,000
Median Home Price$207,739$350,000
Project as % of Home Value78.8%57.1%
Estimated ROI60%60%
Median Household Income$38,894$75,000

What Affects the Price in Louisville

  • 1Local labor rates ($23.94/hr in Louisville)
  • 2Material cost index (84 vs national 100)
  • 3Total square footage added
  • 4Structural reinforcement of first floor
  • 5Staircase addition
  • 6Roof removal and replacement

Popular Upgrades

  • Master suite
  • Additional bedrooms
  • Jack-and-Jill bathroom

Planning a Second Story Addition in Louisville

Building permits are typically required for a second story addition in Louisville. The average permit fee in this area is $743, though costs vary based on project scope. Permit fees in this market are above average — factor them into your total budget. Plan for 4-8 months from start to finish.

A second story addition is a complex project best left to licensed professionals. In Louisville, skilled contractors charge an average of $23.94/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

In Louisville, where the median household income is $38,894, a $163,800 project requires careful budgeting. Look into home improvement loans, HELOC options, or local grants that may be available in Kentucky.

Explore All Project Cost Guides

Compare costs across 120+ home improvement projects in 3,636 cities nationwide.

View All Project Costs

Frequently Asked Questions

Related Calculators