Cost to Build a Garage
Estimate garage costs in seconds. Compare 2-car, 3-car, and workshop sizes — from basic detached garages to fully finished shops.
See how garage cost per square foot changes by size, building type, and site work.
Your Shop Build
Set the size, type, and finish for your shop or outbuilding.
576 sq ft
Insulation, electrical, finished walls — typical functional build.
Typical pricing for most U.S. markets. If unsure, start here.
Remote areas often fall into high-cost due to limited labor and material access.
Site Work & Utilities
Most shops need at least concrete and electrical — toggle what applies.
Estimated Project Cost
$58,752 – $79,488
576 sq ft · $102 – $138 per sq ft
💡Stick-built shops offer the most flexibility for finished interior spaces, but are typically the highest cost.
📊Stick Built costs roughly $37,440 more than Pole Barn at this size. Consider whether the added features justify the premium.
Based on typical U.S. construction costs for your selected finish and cost level.
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What Affects the Cost to Build a Garage?
Garage costs vary widely based on size, building type, and finish level. A basic detached 2-car garage starts around $27,000 for a pole barn shell, while a fully finished 3-car workshop with insulation, electrical, and concrete can run well over $150,000 in stick-built construction. The biggest cost drivers are square footage, whether you choose pole barn, steel, or stick-built framing, and how much interior finishing you need. Garage prices per square foot range from $35 for a basic pole barn to $180+ for premium stick-built — see our garage cost per square foot breakdown for detailed $/sqft tables.
Garage Build Costs by Size
Standard finish, average-cost region. Costs include structure only — add concrete, electrical, and site prep separately.
| Size | Sq Ft | Pole Barn | Steel | Stick Built |
|---|---|---|---|---|
| 24 × 24 | 576 | $27k – $36k | $34k – $46k | $59k – $79k |
| 36 × 24 | 864 | $40k – $55k | $51k – $70k | $88k – $119k |
| 30 × 40 | 1,200 | $56k – $76k | $71k – $97k | $122k – $166k |
Average-cost region, standard finish. Actual costs vary by contractor, site conditions, and local labor rates.
Detached Garage vs Attached Garage
A detached garage typically costs 10–15% more than an attached garage of the same size because it needs its own foundation, four full walls, and a separate roofline. However, detached garages offer more flexibility — you can place them anywhere on the lot, choose a different building type (like a pole barn or steel frame), and avoid the noise and fume concerns of an attached structure. They're also easier to size up for workshop space or extra bays. Need something bigger than a garage? See 40×60 shop costs →
Common Garage Configurations
- 2-car garage (24×24) — the most common size, fits two vehicles with minimal extra space
- 3-car garage (36×24) — room for a third vehicle or dedicated workshop area
- Workshop garage (30×40) — oversized layout for woodworking, auto repair, or hobby space
- RV / oversized garage — taller walls and deeper bays to fit recreational vehicles and boats
- Garage with loft — adds storage or living space above, popular for ADU conversions
- Insulated workshop — year-round climate control for serious hobbyists and contractors
Which Building Type Is Best for a Garage?
Stick-built garages match existing home architecture and work best for attached or neighborhood-friendly detached builds. Pole barn garages are the cheapest option — ideal for rural properties, hobby shops, and large detached builds. Steel garages split the difference: durable, fast to erect, and lower maintenance than wood framing. Use the calculator above to compare all three at your target size. For deeper dives, see our pole barn and steel building calculators.
How Accurate Is This Estimate?
These are ballpark planning figures based on national averages. Your actual garage cost depends on local labor rates, foundation requirements, roofing material, overhead door count, and whether you hire a general contractor or manage subs yourself. Get at least three quotes from local builders before committing to a budget.
Frequently Asked Questions
- How much does it cost to build a 2-car garage?
- A 2-car garage (24×24, 576 sq ft) typically costs between $27,000 and $119,000 depending on building type and finish level. A basic pole barn garage is the cheapest, while a fully finished stick-built garage with insulation, electrical, and concrete runs toward the higher end.
- How much does a detached garage cost?
- A detached garage costs between $35 and $180 per square foot depending on building type (pole barn, steel, or stick-built) and finish level. A standard 2-car detached garage runs roughly $59,000–$79,000 for stick-built construction.
- Does a garage add value to your home?
- Yes — a detached garage typically adds 60–80% of its construction cost to your home's resale value. In many markets, homes with garages sell faster and command higher prices. A well-built 2-car garage is one of the better ROI home improvements.
- How long does it take to build a garage?
- A pole barn garage can go up in 1–2 weeks. Steel garage kits typically take 1–3 weeks. A stick-built garage may take 4–8 weeks. Add time for permitting, foundation work, and inspections.
- Do I need a permit to build a detached garage?
- In most jurisdictions, yes. Detached garages over a certain size (often 120–200 sq ft) require a building permit. Setback requirements, height limits, and lot coverage rules also apply. Check with your local building department before starting.