Kettering, OH · 2026 Cost Guide
How Much Does a Home Addition Cost in Kettering?
A home addition is the most significant way to add space and value to your property. In Kettering, labor rates run $66–$123/hr — below the national average — which is factored into all estimates on this page.
The wide price range reflects major differences in project scope, materials, and the age of your home. A cosmetic refresh costs far less than a full renovation, and Kettering's specific market conditions affect contractor pricing year-round.
| Cost Factor | Typical Range | Impact on Price |
| Square footage | $80–$250/sq ft | High |
| Foundation | $5,000–$20,000 | High |
| Permits & engineering | $2,000–$8,000 | Medium |
| HVAC extension | $2,000–$6,000 | Medium |
| Labor | $75–$140/hr | High |
Cost to add a room?
$80–$250/sq ft, or $22,000–$75,000 for a standard bedroom.
How long does it take?
3–6 months from permit approval.
What room adds most value?
A primary suite and additional bathroom.
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