How much does a room addition cost in Tulsa, OK?

The average room addition in Tulsa, OK costs $69,315 in 2026. Costs range from $26,956 for a basic project to $154,033 for a high-end renovation. Tulsa is 23% less expensive than the national average of $90,000.

What is the labor rate for contractors in Tulsa?

The average contractor labor rate in Tulsa, OK is $22.21/hour, compared to the national average of $30/hour. For a room addition, labor typically accounts for 50% of the total cost, which is approximately $34,658 in Tulsa.

Are materials more expensive in Tulsa?

Tulsa has a material cost index of 80 (national average = 100). Materials cost about 20% less than the national average. For a room addition, materials account for 50% of the cost, approximately $34,658.

Do I need a permit for a room addition in Tulsa?

Yes, a room addition typically requires building permits in Tulsa, OK. The average permit cost in Tulsa is $647. Always confirm requirements with the Tulsa building department before starting work.

Is a room addition a good investment in Tulsa?

A room addition provides an estimated 55% ROI nationally. In Tulsa, where the median home price is $223,474, this project costs about 31.0% of your home value. This is a significant investment relative to home value — consider carefully whether the local market supports premium renovations.

Room Addition in Tulsa, OK — Costs $26,956 to $154,033

What does room addition cost in Tulsa? Average $69,315, ranging $26,956–$154,033. Labor runs $22.21/hr locally — 23% below the national average. Free breakdown with material + labor split.

Tulsa, OK Market

-23% vs national

Labor Rate

$22.21/hr

Material Index

Avg Permit Cost

$647

Median Home Price

$223,474

Tulsa is a mid-sized city in Oklahoma with a healthy pool of local contractors. Homeowners generally have several options to compare for a room addition, which helps keep pricing competitive. Tulsa is well below the national average for renovation costs, making it a favorable market for homeowners considering a room addition. At a median home price of $223,474, homeowners in Tulsa should weigh the project cost (31.0% of home value) carefully against expected returns to avoid over-improving for the local market.

Low Estimate

$26,956

National: $35,000

Mid-Range

$69,315

National: $90,000

High End

$154,033

National: $200,000

Per Sq Ft

$154

National: $200

Duration: 3-6 months

DIY: Hard

Permits: Required

ROI: 55%

Room Addition Cost Calculator for Tulsa

Adjusted for Tulsa's labor rate ($22.21/hr) and material costs (index 80).

Project Size: 200 sq ft

50 sq ft1,000 sq ft

Quality Level

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

Estimated Total in Tulsa

$69,315

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

Local Cost Breakdown

Labor (50%)$34,658

At Tulsa's average rate of $22.21/hr (26% below national avg)

Materials (50%)$34,658

Material cost index 80 (20% below national baseline of 100)

Room Addition vs. Home Value in Tulsa

Metric	Tulsa	National Avg
Room Addition (Mid-Range)	$69,315	$90,000
Median Home Price	$223,474	$350,000
Project as % of Home Value	31.0%	25.7%
Estimated ROI	55%	55%
Median Household Income	$47,177	$75,000

What Affects the Price in Tulsa

1Local labor rates ($22.21/hr in Tulsa)
2Material cost index (80 vs national 100)
3Square footage
4Foundation type
5Number of stories
6Roof integration

Popular Upgrades

Cathedral ceiling
En-suite bathroom
Walk-in closet

Other Projects in Tulsa, OK

Second Story Addition

$154,033

HardROI 60%

Accessory Dwelling Unit (ADU) Construction

$115,525

HardROI 80%

Swimming Pool Installation

$50,449

HardROI 40%

Garage Addition

$42,359

HardROI 65%

Home Addition

$61,852

MediumROI 60%

Inground Swimming Pool

$50,643

HardROI 43%

Attic Conversion

$42,195

HardROI 64%

Swimming Pool Construction

$38,359

Professional OnlyROI 43%

Room Addition in Other Oklahoma Cities

Oklahoma City, OK

$74,055

+7%Pop. 681,054

Norman, OK

$101,700

+47%Pop. 128,026

Broken Arrow, OK

$71,925

+4%Pop. 113,540

Edmond, OK

$103,785

+50%Pop. 94,054

Lawton, OK

$95,415

+38%Pop. 89,015

Moore, OK

$99,045

+43%Pop. 62,105

Midwest City, OK

$100,245

+45%Pop. 57,503

Stillwater, OK

$97,425

+41%Pop. 50,210

Planning a Room Addition in Tulsa

Building permits are typically required for a room addition in Tulsa. The average permit fee in this area is $647, though costs vary based on project scope. Permit fees in this market are above average — factor them into your total budget. Plan for 3-6 months from start to finish.

A room addition is a complex project best left to licensed professionals. In Tulsa, skilled contractors charge an average of $22.21/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

In Tulsa, where the median household income is $47,177, a $69,315 project requires careful budgeting. Look into home improvement loans, HELOC options, or local grants that may be available in Oklahoma.

Room Addition — National Guide

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

All Construction Costs in Tulsa

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