Second Story Addition in Kent, WA — Costs $95,827 to $598,917
What does second story addition cost in Kent? Average $239,567, ranging $95,827–$598,917. Labor runs $37.37/hr locally — 20% above the national average. Free breakdown with material + labor split.
Kent, WA Market
+20% vs nationalLabor Rate
$37.37/hr
Material Index
115
Avg Permit Cost
$1,501
Median Home Price
$465,219
Kent is a mid-sized city in Washington with a healthy pool of local contractors. Homeowners generally have several options to compare for a second story addition, which helps keep pricing competitive. At 20% above the national average, Kent is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. The median home in Kent is valued at $465,219, putting this project at about 51.5% of home value — a moderate investment with a projected 60% ROI.
Low Estimate
$95,827
National: $80,000
Mid-Range
$239,567
National: $200,000
High End
$598,917
National: $500,000
Per Sq Ft
$359
National: $300
Second Story Addition Cost Calculator for Kent
Adjusted for Kent's labor rate ($37.37/hr) and material costs (index 115).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Kent
$239,567
Based on 200 sq ft at mid quality, adjusted for Kent market rates.
Local Cost Breakdown
At Kent's average rate of $37.37/hr (25% above national avg)
Material cost index 115 (15% above national baseline of 100)
Second Story Addition vs. Home Value in Kent
| Metric | Kent | National Avg |
|---|---|---|
| Second Story Addition (Mid-Range) | $239,567 | $200,000 |
| Median Home Price | $465,219 | $350,000 |
| Project as % of Home Value | 51.5% | 57.1% |
| Estimated ROI | 60% | 60% |
| Median Household Income | $87,006 | $75,000 |
What Affects the Price in Kent
- 1Local labor rates ($37.37/hr in Kent)
- 2Material cost index (115 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
Other Projects in Kent, WA
Accessory Dwelling Unit (ADU) Construction
$179,675
Room Addition
$107,805
Swimming Pool Installation
$77,237
Garage Addition
$65,881
Home Addition
$95,444
Inground Swimming Pool
$76,926
Attic Conversion
$66,144
Swimming Pool Construction
$60,131
Second Story Addition in Other Washington Cities
Planning a Second Story Addition in Kent
Building permits are typically required for a second story addition in Kent. The average permit fee in this area is $1,501, 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 Kent, skilled contractors charge an average of $37.37/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.
With a median household income of $87,006, many Kent residents can budget for this project through savings. The mid-range cost of $239,567 represents 275% of the typical household's annual income.
Second Story Addition — National Guide
See the full national cost guide with DIY tips, cost factors, and ROI analysis.
All Construction Costs in Kent
View labor rates, material costs, and project estimates for Kent, WA.
Explore All Project Cost Guides
Compare costs across 120+ home improvement projects in 3,636 cities nationwide.
View All Project Costs