Three-Season Room Addition in Dearborn, MI — Costs $7,780 to $63,212
What does three-season room addition cost in Dearborn? Average $24,312, ranging $7,780–$63,212. Labor runs $30/hr locally — 3% below the national average. Free breakdown with material + labor split.
Dearborn, MI Market
-3% vs nationalLabor Rate
$30/hr
Material Index
95
Avg Permit Cost
$939
Median Home Price
$225,495
Dearborn is a mid-sized city in Michigan with a healthy pool of local contractors. Homeowners generally have several options to compare for a three-season room addition, which helps keep pricing competitive. Dearborn offers slightly below-average renovation costs, giving homeowners a small cost advantage compared to most US markets. At a median home price of $225,495, homeowners in Dearborn should weigh the project cost (10.8% of home value) carefully against expected returns to avoid over-improving for the local market.
Low Estimate
$7,780
National: $8,000
Mid-Range
$24,312
National: $25,000
High End
$63,212
National: $65,000
Per Sq Ft
$92
National: $95
Three-Season Room Addition Cost Calculator for Dearborn
Adjusted for Dearborn's labor rate ($30/hr) and material costs (index 95).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Dearborn
$24,312
Based on 200 sq ft at mid quality, adjusted for Dearborn market rates.
Local Cost Breakdown
At Dearborn's average rate of $30/hr (at national avg)
Material cost index 95 (5% below national baseline of 100)
Three-Season Room Addition vs. Home Value in Dearborn
| Metric | Dearborn | National Avg |
|---|---|---|
| Three-Season Room Addition (Mid-Range) | $24,312 | $25,000 |
| Median Home Price | $225,495 | $350,000 |
| Project as % of Home Value | 10.8% | 7.1% |
| Estimated ROI | 50% | 50% |
| Median Household Income | $53,394 | $75,000 |
What Affects the Price in Dearborn
- 1Local labor rates ($30/hr in Dearborn)
- 2Material cost index (95 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 Dearborn, MI
Second Story Addition
$195,000
Accessory Dwelling Unit (ADU) Construction
$146,250
Room Addition
$87,750
Swimming Pool Installation
$63,050
Home Addition
$77,800
Inground Swimming Pool
$62,887
Attic Conversion
$53,763
Swimming Pool Construction
$48,875
Three-Season Room Addition in Other Michigan Cities
Detroit, MI
$29,023
Grand Rapids, MI
$26,786
Warren, MI
$24,429
Sterling Heights, MI
$24,085
Ann Arbor, MI
$28,295
Lansing, MI
$23,640
Clinton Township, MI
$28,553
Canton Township, MI
$28,113
Planning a Three-Season Room Addition in Dearborn
Building permits are typically required for a three-season room addition in Dearborn. The average permit fee in this area is $939, 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 Dearborn, skilled contractors charge an average of $30/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.
For the median Dearborn household earning $53,394/year, this project at $24,312 represents a significant investment. Consider financing options or phasing the work to spread costs over time.
Three-Season Room Addition — National Guide
See the full national cost guide with DIY tips, cost factors, and ROI analysis.
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