Home Remodeling Costs in Castle Rock, CO
Remodeling costs in Castle Rock run about 27% above the Colorado median, based on home values and labor rates across its 2 ZIP codes in Douglas County. The ranges below reflect what Castle Rock homeowners actually pay, from the cheapest to the priciest part of town.
- Cost index
- 1.27×
- Colorado median
- Median home value
- $638,841
- Zillow ZHVI
- ZIP codes
- 2
- Douglas County
- Projects covered
- 10
- cost + ROI data
What Remodeling Projects Cost in Castle Rock (2026)
Ranges span Castle Rock'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
$12,023 - $17,457
Typical
$14,662
Cost range
$18,443 - $26,778
Typical
$22,491
Cost range
$28,229 - $40,986
Typical
$34,425
Cost range
$25,719 - $37,343
Typical
$31,365
Cost range
$4,705 - $6,831
Typical
$5,738
Cost range
$18,416 - $26,740
Typical
$22,459
Cost range
$60,116 - $87,285
Typical
$73,313
Cost range
$18,501 - $26,863
Typical
$22,562
Cost range
$2,462 - $3,575
Typical
$3,003
Cost range
$10,455 - $15,180
Typical
$12,750
| Project | Cost range | Typical | ROI | Details |
|---|---|---|---|---|
| Roofing Replacement | $12,023 - $17,457 | $14,662 | 72/100 | ZIP estimate → |
| Window Replacement | $18,443 - $26,778 | $22,491 | 80/100 | ZIP estimate → |
| Kitchen Remodel | $28,229 - $40,986 | $34,425 | 100/100 | ZIP estimate → |
| Bathroom Remodel | $25,719 - $37,343 | $31,365 | 69/100 | ZIP estimate → |
| Garage Door Replacement | $4,705 - $6,831 | $5,738 | 100/100 | ZIP estimate → |
| Deck Addition | $18,416 - $26,740 | $22,459 | 97/100 | ZIP estimate → |
| Basement Finishing | $60,116 - $87,285 | $73,313 | 78/100 | ZIP estimate → |
| Siding Replacement | $18,501 - $26,863 | $22,562 | 100/100 | ZIP estimate → |
| Entry Door Replacement | $2,462 - $3,575 | $3,003 | 100/100 | ZIP estimate → |
| HVAC Replacement | $10,455 - $15,180 | $12,750 | 80/100 | 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 7% across Castle Rock. Open your ZIP for the full local breakdown.