H
HouseBuildCalc

Cost to Build a 500 sq ft Home in District of Columbia (2026)

Building a 500 sq ft two-story home in District of Columbia costs approximately $121,805$155,025 for mid-range finishes.District of Columbia has a construction cost multiplier of 1.55× the national average.

Basic
Builder-grade finishes
$102,339
$205/sq ft
MOST COMMON
Mid-Range
Quality materials
$138,415
$277/sq ft
Premium
Custom high-end
$188,480
$377/sq ft

Estimated Build Cost in District of Columbia

$138,415

Range: $121,805$155,025

$277
per sq ft
$736/mo
est. mortgage

Configure Your Build

5004,0008,000

Upgraded finishes, quality materials

20% ($27,683)
3%20%50%

Mid-Range Finish Includes

  • Quartz countertops
  • Hardwood floors
  • Semi-custom cabinets
  • Upgraded fixtures
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Line-Item Estimate

500 sq ft · mid quality
🏗️Foundation & Concrete
Full basement or reinforced crawl space
$13,842
10%
🪵Framing & Structure
Advanced framing techniques, engineered lumber
$22,146
16%
🏠Exterior & Roofing
Fiber cement siding, architectural shingles
$17,994
13%
HVAC / Plumbing / Electrical
High-efficiency HVAC, PEX plumbing, 200A service
$24,915
18%
🧱Insulation & Drywall
Blown-in insulation, smooth-finish drywall
$9,689
7%
🎨Interior Finishes
Quartz counters, hardwood floors, semi-custom cabinets
$22,146
16%
Total Estimate
Range: $121,805$155,025
$138,415
$277/sq ft avg

* Excludes land cost, which varies widely by location. Add $20,000–$200,000+ depending on your area.

Building a 500 sq ft Home in District of Columbia

Key Considerations

  • Extremely high costs
  • Dense urban environment
  • Historic preservation requirements extensive
  • Height restrictions (Height Act)
  • Very high permit and inspection fees

Cost Summary

State cost multiplier1.55×
Labor index1.58×
Typical permit cost$9,000
500 sq ft basic$102,339
500 sq ft mid$138,415
500 sq ft premium$188,480