Cost to Build a 500 sq ft Home in 2026
A 500 sq ft (Tiny home or ADU) typically costs $72,297–$92,015 to build, depending on your state, quality tier, and home style.
Estimated Build Cost in Texas
Range: $72,297 – $92,015
Configure Your Build
Upgraded finishes, quality materials
Mid-Range Finish Includes
- • Quartz countertops
- • Hardwood floors
- • Semi-custom cabinets
- • Upgraded fixtures
Line-Item Estimate
* Excludes land cost, which varies widely by location. Add $20,000–$200,000+ depending on your area.
Cost to Build 500 sq ft Home by State (Mid-Range)
| State | Total Cost | Per Sq Ft | vs National |
|---|---|---|---|
| Mississippi | $69,654 | $139/sq ft | -15% |
| Arkansas | $71,440 | $143/sq ft | -13% |
| Alabama | $73,226 | $146/sq ft | -11% |
| Texas | $82,156 | $164/sq ft | avg |
| Colorado | $98,230 | $196/sq ft | +20% |
| Washington | $105,374 | $211/sq ft | +28% |
| California | $129,485 | $259/sq ft | +58% |
| New York | $132,164 | $264/sq ft | +61% |
| Hawaii | $156,275 | $313/sq ft | +90% |
About 500 sq ft Home Costs in 2026
A 500 sq ft home (Tiny home or ADU) is one of the more popular size options for new construction. In 2026, the national average cost to build a 500 sq ft two-story home with mid-range finishes is approximately $82,156, or $164 per square foot.
Costs range from $60,743 for basic builder-grade construction to $111,872 for premium custom finishes. The biggest cost drivers are your state (regional labor and material costs), finish quality, and architectural complexity.
These estimates cover construction costs only and exclude land purchase, which can add $20,000–$500,000 or more depending on your location. Always obtain multiple contractor bids for your specific site and design.