Franklin County Home Building Costs
2026 construction cost estimates for Franklin County, Ohio. Population: 1,340,000.
County $/sq ft
$190
Ohio avg: $173
vs State Average
+10%
Local market premium
2,000 sq ft home
$380,000
Mid-range estimate
Local Market Factors
- ›Columbus
- ›Fastest growing major city in OH
Cost by Home Size in Franklin County
| Home Size | Basic | Mid-Range | Premium |
|---|---|---|---|
| 500 sq ft | $70,239 | $95,000 | $129,362 |
| 1,000 sq ft | $140,479 | $190,000 | $258,723 |
| 1,500 sq ft | $210,718 | $285,000 | $388,085 |
| 2,000 sq ft | $280,957 | $380,000 | $517,447 |
| 2,500 sq ft | $351,197 | $475,000 | $646,809 |
| 3,000 sq ft | $421,436 | $570,000 | $776,170 |
| 4,000 sq ft | $561,915 | $760,000 | $1,034,894 |
| 5,000 sq ft | $702,394 | $950,000 | $1,293,617 |
Costs are estimates only and represent construction costs, excluding land, architect fees, permits, and landscaping. Add 30–40% to these figures for total project cost.
County multiplier of 1.10× applied to Ohio state average (which itself is 0.92× the national average of $188/sq ft).