Not every addition is about adding living space. Sometimes it’s about building space that actually works.

This Glendale, AZ project added a 962 square foot attached RV garage with high ceilings, a full bathroom, and the infrastructure to support real day-to-day use. Designed as a true extension of the home, the space provides room for storage, projects, and flexibility without feeling disconnected from the original structure.

Project Overview

  • Project Type: Attached garage addition

  • Size: 962 sq. ft
  • Location: Glendale, AZ

  • Use: Multi-purpose garage space designed for RV storage, equipment, and workspace, with a built-in bathroom to support extended use and day-to-day functionality.

  • Connection:Fully attached structure designed to match and function with the existing home, including structural integration and complete utility tie-ins

  • Year Built: 2023

Cost Breakdown

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Approximate Total Project Cost
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Approximate Cost Per Square Feet

What This Cost Included

This project cost included the full scope of design coordination, engineering, and permitting required for a 962 square foot attached RV garage addition in Glendale, Arizona  .

Construction costs covered all major phases of the build, including demolition, new concrete foundation and stem wall work, rough carpentry, roof framing, roofing, exterior stucco, insulation, drywall, and finish carpentry to integrate the new structure with the existing home.

Mechanical, plumbing, and electrical systems were installed through both rough-in and trim-out phases, including a full bathroom with shower/tub, sink, and toilet, along with multiple electrical circuits and outlets to support garage use and equipment.

Interior work included finishing the garage space with drywall, lighting, and utility connections, creating a clean and functional environment designed for storage, workspace, and everyday use.

Project management, general conditions, overhead, and contractor profit were included to coordinate the work, manage scheduling, and deliver the project from start to finish.

Description Final Cost Price per sq. ft
Termite $590.00 $0.61
Concrete $20,495.00 $21.30
Rough Carpentry $25,490.88 $26.50
Roofing $10,093.06 $10.49
Mechanical Rough In $2,480.00 $2.58
Plumbing Rough In $11,066.82 $11.50
Electrical Rough In $5,499.30 $5.72
Windows, Glass and glazing $3,424.12 $3.56
Insulation $2,530.06 $2.63
Stucco/Siding $6,550.00 $6.81
Drywall $6,800.00 $7.07
Tub/Shower Surround $7,493.42 $7.79
Painting $4,500.00 $4.68
Finish Carpentry & Cabinets $2,909.00 $3.02
Countertops $180.00 $0.19
Flooring $508.37 $0.53
Baseboards $167.98 $0.17
Garage Doors $4,275.00 $4.44
Plumbing – Trim out $2,762.50 $2.87
Masonry Non-Structural/ Fences $4,732.50 $4.92
Temporary Toilet $2,013.82 $2.09
Dumpsters $2,091.49 $2.17
Equipment Rentals $4,017.04 $4.18
Misc. $2,792.31 $2.90
Engineering & Professional Services $4,650.00 $4.83
Permit Costs $1,827.13 $1.90
Supervision/Labor $13,358.15 $13.89
Subtotal $153,297.95  
Overhead Profit (20%) $30,659.59  
Grand Total $183,957.54 962 sq. ft
Cost Per Sq. Ft   $191.22

Costs shown reflect actual construction costs for this project at the time it was built. Pricing varies based on scope, finishes, site conditions, and market factors.

Plans

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