Home Remodeling Costs in Dekalb, IL
Remodeling costs in Dekalb run about 43% above the Illinois median, based on home values and labor rates across its 2 ZIP codes in DeKalb County. The ranges below reflect what Dekalb homeowners actually pay, from the cheapest to the priciest part of town.
- Cost index
- 1.43×
- Illinois median
- Median home value
- $270,044
- Zillow ZHVI
- ZIP codes
- 2
- DeKalb County
- Projects covered
- 10
- cost + ROI data
What Remodeling Projects Cost in Dekalb (2026)
Ranges span Dekalb's least to most expensive ZIPs, including the ±15% contractor variance. ROI is the share of cost typically recouped at resale in your census region.
Cost range
$13,294 - $19,838
Typical
$16,445
Cost range
$20,392 - $30,429
Typical
$25,225
Cost range
$31,212 - $46,575
Typical
$38,610
Cost range
$28,438 - $42,435
Typical
$35,178
Cost range
$5,202 - $7,762
Typical
$6,435
Cost range
$20,363 - $30,386
Typical
$25,189
Cost range
$66,470 - $99,187
Typical
$82,225
Cost range
$20,457 - $30,526
Typical
$25,305
Cost range
$2,722 - $4,062
Typical
$3,368
Cost range
$11,560 - $17,250
Typical
$14,300
| Project | Cost range | Typical | ROI | Details |
|---|---|---|---|---|
| Roofing Replacement | $13,294 - $19,838 | $16,445 | 69/100 | ZIP estimate → |
| Window Replacement | $20,392 - $30,429 | $25,225 | 81/100 | ZIP estimate → |
| Kitchen Remodel | $31,212 - $46,575 | $38,610 | 100/100 | ZIP estimate → |
| Bathroom Remodel | $28,438 - $42,435 | $35,178 | 71/100 | ZIP estimate → |
| Garage Door Replacement | $5,202 - $7,762 | $6,435 | 100/100 | ZIP estimate → |
| Deck Addition | $20,363 - $30,386 | $25,189 | 93/100 | ZIP estimate → |
| Basement Finishing | $66,470 - $99,187 | $82,225 | 79/100 | ZIP estimate → |
| Siding Replacement | $20,457 - $30,526 | $25,305 | 100/100 | ZIP estimate → |
| Entry Door Replacement | $2,722 - $4,062 | $3,368 | 100/100 | ZIP estimate → |
| HVAC Replacement | $11,560 - $17,250 | $14,300 | 71/100 | ZIP estimate → |
Sources: Remodeling Magazine Cost vs. Value, Zillow ZHVI, BLS construction wages. Data updated 2026-05. How we calculate estimates
Roofing Replacement Cost by ZIP Code
Pick a project and the prices below update. Costs vary up to 10% across Dekalb. Open your ZIP for the full local breakdown.