Home Remodeling Costs in Somerville, MA
Remodeling costs in Somerville run about 46% above the Massachusetts median, based on home values and labor rates across its 3 ZIP codes in Middlesex County. The ranges below reflect what Somerville homeowners actually pay, from the cheapest to the priciest part of town.
- Cost index
- 1.46×
- Massachusetts median
- Median home value
- $947,087
- Zillow ZHVI
- ZIP codes
- 3
- Middlesex County
- Projects covered
- 10
- cost + ROI data
What Remodeling Projects Cost in Somerville (2026)
Ranges span Somerville'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
$13,587 - $19,838
Typical
$16,828
Cost range
$20,842 - $30,429
Typical
$25,813
Cost range
$31,901 - $46,575
Typical
$39,510
Cost range
$29,065 - $42,435
Typical
$35,998
Cost range
$5,317 - $7,762
Typical
$6,585
Cost range
$20,812 - $30,386
Typical
$25,777
Cost range
$67,936 - $99,187
Typical
$84,142
Cost range
$20,908 - $30,526
Typical
$25,895
Cost range
$2,782 - $4,062
Typical
$3,446
Cost range
$11,815 - $17,250
Typical
$14,633
| Project | Cost range | Typical | ROI | Details |
|---|---|---|---|---|
| Roofing Replacement | $13,587 - $19,838 | $16,828 | 63/100 | ZIP estimate → |
| Window Replacement | $20,842 - $30,429 | $25,813 | 71/100 | ZIP estimate → |
| Kitchen Remodel | $31,901 - $46,575 | $39,510 | 100/100 | ZIP estimate → |
| Bathroom Remodel | $29,065 - $42,435 | $35,998 | 91/100 | ZIP estimate → |
| Garage Door Replacement | $5,317 - $7,762 | $6,585 | 100/100 | ZIP estimate → |
| Deck Addition | $20,812 - $30,386 | $25,777 | 79/100 | ZIP estimate → |
| Basement Finishing | $67,936 - $99,187 | $84,142 | 70/100 | ZIP estimate → |
| Siding Replacement | $20,908 - $30,526 | $25,895 | 100/100 | ZIP estimate → |
| Entry Door Replacement | $2,782 - $4,062 | $3,446 | 100/100 | ZIP estimate → |
| HVAC Replacement | $11,815 - $17,250 | $14,633 | 92/100 | 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 8% across Somerville. Open your ZIP for the full local breakdown.