Home Remodeling Costs in Ontario, CA
Remodeling costs in Ontario run about 4% below the California median, based on home values and labor rates across its 3 ZIP codes in San Bernardino County. The ranges below reflect what Ontario homeowners actually pay, from the cheapest to the priciest part of town.
- Cost index
- 0.96×
- California median
- Median home value
- $670,886
- Zillow ZHVI
- ZIP codes
- 3
- San Bernardino County
- Projects covered
- 10
- cost + ROI data
What Remodeling Projects Cost in Ontario (2026)
Ranges span Ontario'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
$8,895 - $13,093
Typical
$11,040
Cost range
$13,645 - $20,083
Typical
$16,934
Cost range
$20,885 - $30,739
Typical
$25,920
Cost range
$19,028 - $28,007
Typical
$23,616
Cost range
$3,481 - $5,123
Typical
$4,320
Cost range
$13,625 - $20,055
Typical
$16,910
Cost range
$44,476 - $65,464
Typical
$55,200
Cost range
$13,688 - $20,147
Typical
$16,988
Cost range
$1,822 - $2,681
Typical
$2,261
Cost range
$7,735 - $11,385
Typical
$9,600
| Project | Cost range | Typical | ROI | Details |
|---|---|---|---|---|
| Roofing Replacement | $8,895 - $13,093 | $11,040 | 76/100 | ZIP estimate → |
| Window Replacement | $13,645 - $20,083 | $16,934 | 85/100 | ZIP estimate → |
| Kitchen Remodel | $20,885 - $30,739 | $25,920 | 100/100 | ZIP estimate → |
| Bathroom Remodel | $19,028 - $28,007 | $23,616 | 91/100 | ZIP estimate → |
| Garage Door Replacement | $3,481 - $5,123 | $4,320 | 100/100 | ZIP estimate → |
| Deck Addition | $13,625 - $20,055 | $16,910 | 100/100 | ZIP estimate → |
| Basement Finishing | $44,476 - $65,464 | $55,200 | 71/100 | ZIP estimate → |
| Siding Replacement | $13,688 - $20,147 | $16,988 | 100/100 | ZIP estimate → |
| Entry Door Replacement | $1,822 - $2,681 | $2,261 | 100/100 | ZIP estimate → |
| HVAC Replacement | $7,735 - $11,385 | $9,600 | 77/100 | 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 9% across Ontario. Open your ZIP for the full local breakdown.