How much does a door replacement cost in Thornton, CO?

The average door replacement in Thornton, CO costs $3,736 in 2026. Costs range from $1,067 for a basic project to $10,674 for a high-end renovation. Thornton is 7% more expensive than the national average of $3,500.

What is the labor rate for contractors in Thornton?

The average contractor labor rate in Thornton, CO is $32.99/hour, compared to the national average of $30/hour. For a door replacement, labor typically accounts for 35% of the total cost, which is approximately $1,308 in Thornton.

Are materials more expensive in Thornton?

Thornton has a material cost index of 105 (national average = 100). Materials cost about 5% more than the national average. For a door replacement, materials account for 65% of the cost, approximately $2,428.

Do I need a permit for a door replacement in Thornton?

A door replacement usually does not require a permit in most jurisdictions, though rules vary in Thornton, CO. Always verify with the local building department. The average permit cost in Thornton (when required) is $1,487.

Is a door replacement a good investment in Thornton?

A door replacement provides an estimated 75% ROI nationally. In Thornton, where the median home price is $419,586, this project costs about 0.9% of your home value. This is a small percentage of home value, making it a relatively low-risk improvement.

Door Replacement in Thornton, CO — Costs $1,067 to $10,674

What does door replacement cost in Thornton? Average $3,736, ranging $1,067–$10,674. Labor runs $32.99/hr locally — 7% above the national average. Free breakdown with material + labor split.

Thornton, CO Market

+7% vs national

Labor 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 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 0.9% of home value — a moderate investment with a projected 75% ROI.

Low Estimate

$1,067

National: $1,000

Mid-Range

$3,736

National: $3,500

High End

$10,674

National: $10,000

Per Sq Ft

National: $0

Duration: 1-2 days

DIY: Medium

Permits: Not Required

ROI: 75%

Door Replacement Cost Calculator for Thornton

Adjusted for Thornton's labor rate ($32.99/hr) and material costs (index 105).

Project Size: 200 sq ft

50 sq ft1,000 sq ft

Quality Level

Mid-grade materials, good quality fixtures, standard options.

Estimated Total in Thornton

$3,587

Based on 200 sq ft at mid quality, adjusted for Thornton market rates.

Local Cost Breakdown

Labor (35%)$1,308

At Thornton's average rate of $32.99/hr (10% above national avg)

Materials (65%)$2,428

Material cost index 105 (5% above national baseline of 100)

Door Replacement vs. Home Value in Thornton

Metric	Thornton	National Avg
Door Replacement (Mid-Range)	$3,736	$3,500
Median Home Price	$419,586	$350,000
Project as % of Home Value	0.9%	1.0%
Estimated ROI	75%	75%
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)
3Door material (steel, fiberglass, wood)
4Size (standard vs oversized)
5Sidelights/transom
6Hardware quality

Popular Upgrades

Steel insulated entry door
Fiberglass door with glass inserts
Smart lock integration

Other Projects in Thornton, CO

Solar Panel Installation

$26,560

HardROI 55%

Deck Addition

$21,546

HardROI 65%

Outdoor Kitchen Installation

$21,447

HardROI 50%

Roof Replacement

$19,436

HardROI 68%

Second Story Addition

$214,967

HardROI 60%

Accessory Dwelling Unit (ADU) Construction

$161,225

HardROI 80%

Room Addition

$96,735

HardROI 55%

Home Addition

$85,788

MediumROI 60%

Door Replacement in Other Colorado Cities

Denver, CO

$4,233

+13%Pop. 715,522

Colorado Springs, CO

$3,719

SamePop. 478,961

Aurora, CO

$3,763

+1%Pop. 386,261

Fort Collins, CO

$3,564

-5%Pop. 169,810

Lakewood, CO

$4,027

+8%Pop. 155,984

Arvada, CO

$4,155

+11%Pop. 124,402

Westminster, CO

$4,094

+10%Pop. 116,317

Pueblo, CO

$3,509

-6%Pop. 111,876

Planning a Door Replacement in Thornton

A 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 1-2 days to complete.

A door replacement is a complex project best left to licensed professionals. In Thornton, skilled contractors charge an average of $32.99/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

For the median Thornton household earning $63,487/year, this project at $3,736 represents a significant investment. Consider financing options or phasing the work to spread costs over time.

Door Replacement — National Guide

See the full national cost guide with DIY tips, cost factors, and ROI analysis.

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