Interior Door Replacement in Thornton, CO — Costs $214 to $3,217
What does interior door replacement cost in Thornton? Average $858, ranging $214–$3,217. Labor runs $32.99/hr locally — 7% above the national average. Free breakdown with material + labor split.
Thornton, CO Market
+7% vs nationalLabor Rate
$32.99/hr
Material Index
105
Avg Permit Cost
$1,487
Median Home Price
$419,586
Thornton is a mid-sized city in Colorado with a healthy pool of local contractors. Homeowners generally have several options to compare for a interior door replacement, which helps keep pricing competitive. Costs in Thornton run slightly above the national average, though the gap is modest enough that smart material choices and timing can close it. The median home in Thornton is valued at $419,586, putting this project at about 0.2% of home value — a moderate investment with a projected 45% ROI.
Low Estimate
$214
National: $200
Mid-Range
$858
National: $800
High End
$3,217
National: $3,000
Per Sq Ft
$0
National: $0
Interior Door Replacement Cost Calculator for Thornton
Adjusted for Thornton's labor rate ($32.99/hr) and material costs (index 105).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Thornton
$824
Based on 200 sq ft at mid quality, adjusted for Thornton market rates.
Local Cost Breakdown
At Thornton's average rate of $32.99/hr (10% above national avg)
Material cost index 105 (5% above national baseline of 100)
Interior Door Replacement vs. Home Value in Thornton
| Metric | Thornton | National Avg |
|---|---|---|
| Interior Door Replacement (Mid-Range) | $858 | $800 |
| Median Home Price | $419,586 | $350,000 |
| Project as % of Home Value | 0.2% | 0.2% |
| Estimated ROI | 45% | 45% |
| Median Household Income | $63,487 | $75,000 |
What Affects the Price in Thornton
- 1Local labor rates ($32.99/hr in Thornton)
- 2Material cost index (105 vs national 100)
- 3Number of doors
- 4Hollow vs solid core
- 5Pre-hung vs slab only
- 6Hardware
Popular Upgrades
- Solid core 1-3/8" doors
- Barn door hardware
- French doors
Other Projects in Thornton, CO
Attic Conversion
$59,252
Basement Finishing
$48,256
Basement Finishing
$37,619
Home Theater / Media Room Build
$26,747
Second Story Addition
$214,967
Accessory Dwelling Unit (ADU) Construction
$161,225
Room Addition
$96,735
Home Addition
$85,788
Interior Door Replacement in Other Colorado Cities
Planning a Interior Door Replacement in Thornton
A interior door replacement typically doesn't require a permit in Thornton, which simplifies planning. However, always confirm with the local building department before starting, especially for structural changes. Expect the project to take 2-4 hours to complete.
This is a beginner-friendly project that many Thornton homeowners tackle themselves. DIY can save you roughly $386 in labor costs, though you'll still need to source materials at local prices (material index: 105).
For the median Thornton household earning $63,487/year, this project at $858 represents a significant investment. Consider financing options or phasing the work to spread costs over time.
Interior Door Replacement — National Guide
See the full national cost guide with DIY tips, cost factors, and ROI analysis.
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