How much does deck addition cost in Boston?
Boston, MA · Suffolk County · 28 ZIP codes · Data updated May 2026
A deck addition in Boston typically costs $14,823 - $30,386, with most homeowners paying around $23,044. Boston runs about 31% above the Massachusetts median, and quotes can vary up to 52% between its cheapest and most expensive ZIP codes, so the neighborhood matters as much as the contractor.
It's a strong investment here: homeowners in this region recoup roughly 79% of the cost at resale, about $18,228 on a typical Boston job.
October is low-demand season for deck addition in this climate. Contractors in Suffolk County are booking about 3 weeks out, and rates run about 8% below the annual average, a good window to book.
Boston Cost Range
$14,823 - $30,386
Typical: $23,044
Strong ROI
Equity Gain
$18,228
Added at resale
on a typical Boston job
Low season · ~3 wk contractor lead time
Deck Addition Cost by ZIP Code in Boston
Each ZIP gets its own estimate from local home values and labor rates. Open yours for the full breakdown, seasonality, and ROI detail.
| ZIP | Estimated range | vs. city average | Details |
|---|---|---|---|
| 02126 | $14,823 - $20,055 | -24% | Full estimate → |
| 02121 | $15,871 - $21,473 | -19% | Full estimate → |
| 02136 | $16,021 - $21,675 | -18% | Full estimate → |
| 02119 | $16,171 - $21,878 | -17% | Full estimate → |
| 02125 | $16,320 - $22,080 | -17% | Full estimate → |
| 02128 | $16,470 - $22,283 | -16% | Full estimate → |
| 02122 | $16,620 - $22,486 | -15% | Full estimate → |
| 02135 | $16,769 - $22,688 | -14% | Full estimate → |
| 02124 | $17,069 - $23,093 | -13% | Full estimate → |
| 02215 | $17,668 - $23,904 | -10% | Full estimate → |
| 02113 | $17,967 - $24,309 | -8% | Full estimate → |
| 02131 | $17,967 - $24,309 | -8% | Full estimate → |
| 02114 | $18,267 - $24,714 | -7% | Full estimate → |
| 02130 | $20,063 - $27,145 | +2% | Full estimate → |
| 02132 | $20,063 - $27,145 | +2% | Full estimate → |
| 02127 | $21,411 - $28,968 | +9% | Full estimate → |
| 02134 | $21,860 - $29,576 | +12% | Full estimate → |
| 02108 | $22,459 - $30,386 | +15% | Full estimate → |
| 02109 | $22,459 - $30,386 | +15% | Full estimate → |
| 02110 | $22,459 - $30,386 | +15% | Full estimate → |
| 02111 | $22,459 - $30,386 | +15% | Full estimate → |
| 02115 | $22,459 - $30,386 | +15% | Full estimate → |
| 02116 | $22,459 - $30,386 | +15% | Full estimate → |
| 02118 | $22,459 - $30,386 | +15% | Full estimate → |
| 02120 | $22,459 - $30,386 | +15% | Full estimate → |
| 02129 | $22,459 - $30,386 | +15% | Full estimate → |
| 02199 | $22,459 - $30,386 | +15% | Full estimate → |
| 02210 | $22,459 - $30,386 | +15% | Full estimate → |
Frequently Asked Questions
How much does a deck addition cost in Boston?
Based on 2026 data, a deck addition in Boston, MA costs $14,823 - $30,386, with a typical price around $23,044. The range covers Boston's 28 ZIP codes and the ±15% variance between contractor bids.
Is a deck addition worth it in Boston?
Homeowners in this region typically recoup about 79% of the cost at resale, roughly $18,228 on a $23,044 project. That makes it one of the stronger-returning projects you can do here.
Why do deck addition quotes vary across Boston?
Local home values and labor rates differ by ZIP code. In Boston, the same project can cost up to 52% more in the most expensive ZIP than in the least expensive one. Check your exact ZIP below for a precise range.
Other Project Costs in Boston
Sources: Remodeling Magazine Cost vs. Value, Zillow ZHVI, BLS construction wages, US Census. Methodology