Three-Season Room Addition in Silver Spring, MD — Costs $10,763 to $87,448
What does three-season room addition cost in Silver Spring? Average $33,634, ranging $10,763–$87,448. Labor runs $44.59/hr locally — 35% above the national average. Free breakdown with material + labor split.
Silver Spring, MD Market
+35% vs nationalLabor Rate
$44.59/hr
Material Index
123
Avg Permit Cost
$1,518
Median Home Price
$465,000
In a smaller market like Silver Spring, Maryland, 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 35% above the national average, Silver Spring is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. The median home in Silver Spring is valued at $465,000, putting this project at about 7.2% of home value — a moderate investment with a projected 50% ROI.
Low Estimate
$10,763
National: $8,000
Mid-Range
$33,634
National: $25,000
High End
$87,448
National: $65,000
Per Sq Ft
$128
National: $95
Three-Season Room Addition Cost Calculator for Silver Spring
Adjusted for Silver Spring's labor rate ($44.59/hr) and material costs (index 123).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Silver Spring
$33,634
Based on 200 sq ft at mid quality, adjusted for Silver Spring market rates.
Local Cost Breakdown
At Silver Spring's average rate of $44.59/hr (49% above national avg)
Material cost index 123 (23% above national baseline of 100)
Three-Season Room Addition vs. Home Value in Silver Spring
| Metric | Silver Spring | National Avg |
|---|---|---|
| Three-Season Room Addition (Mid-Range) | $33,634 | $25,000 |
| Median Home Price | $465,000 | $350,000 |
| Project as % of Home Value | 7.2% | 7.1% |
| Estimated ROI | 50% | 50% |
| Median Household Income | $78,000 | $75,000 |
What Affects the Price in Silver Spring
- 1Local labor rates ($44.59/hr in Silver Spring)
- 2Material cost index (123 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 Silver Spring, MD
Second Story Addition
$271,633
Accessory Dwelling Unit (ADU) Construction
$203,725
Room Addition
$122,235
Swimming Pool Installation
$86,615
Home Addition
$107,628
Inground Swimming Pool
$85,782
Attic Conversion
$75,404
Swimming Pool Construction
$68,549
Three-Season Room Addition in Other Maryland Cities
Planning a Three-Season Room Addition in Silver Spring
Building permits are typically required for a three-season room addition in Silver Spring. The average permit fee in this area is $1,518, 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 Silver Spring, skilled contractors charge an average of $44.59/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.
For the median Silver Spring household earning $78,000/year, this project at $33,634 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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