Basement Waterproofing in Portland, OR — Costs $3,458 to $34,576
What does basement waterproofing cost in Portland? Average $11,064, ranging $3,458–$34,576. Labor runs $43.64/hr locally — 38% above the national average. Free breakdown with material + labor split.
Portland, OR Market
+38% vs nationalLabor Rate
$43.64/hr
Material Index
125
Avg Permit Cost
$2,239
Median Home Price
$499,459
As one of the largest metros in Oregon, Portland 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. At 38% above the national average, Portland is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. The median home in Portland is valued at $499,459, putting this project at about 2.2% of home value — a moderate investment with a projected 50% ROI.
Low Estimate
$3,458
National: $2,500
Mid-Range
$11,064
National: $8,000
High End
$34,576
National: $25,000
Per Sq Ft
$0
National: $0
Basement Waterproofing Cost Calculator for Portland
Adjusted for Portland's labor rate ($43.64/hr) and material costs (index 125).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Portland
$10,621
Based on 200 sq ft at mid quality, adjusted for Portland market rates.
Local Cost Breakdown
At Portland's average rate of $43.64/hr (45% above national avg)
Material cost index 125 (25% above national baseline of 100)
Basement Waterproofing vs. Home Value in Portland
| Metric | Portland | National Avg |
|---|---|---|
| Basement Waterproofing (Mid-Range) | $11,064 | $8,000 |
| Median Home Price | $499,459 | $350,000 |
| Project as % of Home Value | 2.2% | 2.3% |
| Estimated ROI | 50% | 50% |
| Median Household Income | $93,521 | $75,000 |
What Affects the Price in Portland
- 1Local labor rates ($43.64/hr in Portland)
- 2Material cost index (125 vs national 100)
- 3Water intrusion type (seepage, flooding)
- 4Interior vs exterior waterproofing
- 5French drain installation
- 6Sump pump
Popular Upgrades
- Battery backup sump pump
- Humidity monitoring sensor
- Vapor barrier
Other Projects in Portland, OR
Attic Conversion
$74,941
Basement Finishing
$60,395
Basement Finishing
$47,332
Home Theater / Media Room Build
$33,297
Second Story Addition
$270,467
Accessory Dwelling Unit (ADU) Construction
$202,850
Room Addition
$121,710
Home Addition
$107,368
Basement Waterproofing in Other Oregon Cities
Planning a Basement Waterproofing in Portland
A basement waterproofing typically doesn't require a permit in Portland, which simplifies planning. However, always confirm with the local building department before starting, especially for structural changes. Expect the project to take 1-5 days to complete.
A basement waterproofing is a complex project best left to licensed professionals. In Portland, skilled contractors charge an average of $43.64/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.
With a median household income of $93,521, many Portland residents can budget for this project through savings. The mid-range cost of $11,064 represents 12% of the typical household's annual income.
Basement Waterproofing — National Guide
See the full national cost guide with DIY tips, cost factors, and ROI analysis.
All Construction Costs in Portland
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