How much does a garage addition cost in Denver, CO?

The average garage addition in Denver, CO costs $67,458 in 2026. Costs range from $30,663 for a basic project to $159,445 for a high-end renovation. Denver is 23% more expensive than the national average of $55,000.

What is the labor rate for contractors in Denver?

The average contractor labor rate in Denver, CO is $38.49/hour, compared to the national average of $30/hour. For a garage addition, labor typically accounts for 50% of the total cost, which is approximately $33,729 in Denver.

Are materials more expensive in Denver?

Denver has a material cost index of 117 (national average = 100). Materials cost about 17% more than the national average. For a garage addition, materials account for 50% of the cost, approximately $33,729.

Do I need a permit for a garage addition in Denver?

Yes, a garage addition typically requires building permits in Denver, CO. The average permit cost in Denver is $2,288. Always confirm requirements with the Denver building department before starting work.

Is a garage addition a good investment in Denver?

A garage addition provides an estimated 65% ROI nationally. In Denver, where the median home price is $482,996, this project costs about 14.0% of your home value. This is a moderate investment relative to home value — focus on features that appeal to buyers in the local market.

Garage Addition in Denver, CO — Costs $30,663 to $159,445

What does garage addition cost in Denver? Average $67,458, ranging $30,663–$159,445. Labor runs $38.49/hr locally — 23% above the national average. Free breakdown with material + labor split.

Denver, CO Market

+23% vs national

Labor Rate

$38.49/hr

Material Index

117

Avg Permit Cost

$2,288

Median Home Price

$482,996

As one of the largest metros in Colorado, Denver 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 23% above the national average, Denver is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. The median home in Denver is valued at $482,996, putting this project at about 14.0% of home value — a moderate investment with a projected 65% ROI.

Low Estimate

$30,663

National: $25,000

Mid-Range

$67,458

National: $55,000

High End

$159,445

National: $130,000

Per Sq Ft

$92

National: $75

Duration: 4-8 weeks

DIY: Hard

Permits: Required

ROI: 65%

Garage Addition Cost Calculator for Denver

Adjusted for Denver's labor rate ($38.49/hr) and material costs (index 117).

Project Size: 200 sq ft

50 sq ft1,000 sq ft

Quality Level

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

Estimated Total in Denver

$67,458

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

Local Cost Breakdown

Labor (50%)$33,729

At Denver's average rate of $38.49/hr (28% above national avg)

Materials (50%)$33,729

Material cost index 117 (17% above national baseline of 100)

Garage Addition vs. Home Value in Denver

Metric	Denver	National Avg
Garage Addition (Mid-Range)	$67,458	$55,000
Median Home Price	$482,996	$350,000
Project as % of Home Value	14.0%	15.7%
Estimated ROI	65%	65%
Median Household Income	$76,237	$75,000

What Affects the Price in Denver

1Local labor rates ($38.49/hr in Denver)
2Material cost index (117 vs national 100)
3Number of bays
4Attached vs detached
5Finished interior
6Loft storage

Popular Upgrades

Finished interior
Loft storage
EV charger circuit

Other Projects in Denver, CO

Second Story Addition

$245,300

HardROI 60%

Accessory Dwelling Unit (ADU) Construction

$183,975

HardROI 80%

Room Addition

$110,385

HardROI 55%

Swimming Pool Installation

$78,988

HardROI 40%

Home Addition

$97,668

MediumROI 60%

Inground Swimming Pool

$78,621

HardROI 43%

Attic Conversion

$67,768

HardROI 64%

Swimming Pool Construction

$61,608

Professional OnlyROI 43%

Garage Addition in Other Colorado Cities

Colorado Springs, CO

$58,731

-13%Pop. 478,961

Aurora, CO

$59,483

-12%Pop. 386,261

Fort Collins, CO

$56,201

-17%Pop. 169,810

Lakewood, CO

$64,011

-5%Pop. 155,984

Thornton, CO

$59,116

-12%Pop. 141,867

Arvada, CO

$68,282

+1%Pop. 124,402

Westminster, CO

$67,384

SamePop. 116,317

Pueblo, CO

$55,211

-18%Pop. 111,876

Planning a Garage Addition in Denver

Building permits are typically required for a garage addition in Denver. The average permit fee in this area is $2,288, 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 weeks from start to finish.

A garage addition is a complex project best left to licensed professionals. In Denver, skilled contractors charge an average of $38.49/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

For the median Denver household earning $76,237/year, this project at $67,458 represents a significant investment. Consider financing options or phasing the work to spread costs over time.

Garage Addition — National Guide

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

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