Deck Installation Cost in Somerville, MA
Based on 976 deck installation building permits filed in Somerville between 2015 and 2026, the typical declared project value is $12,962, with most landing between $5,912 and $25,000. These are real records from Somerville's public building-permit data, declared job values, not contractor estimates or AI guesses.
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Deck Installation values over time in Somerville
Median declared value moved from $12,830 in 2021 to $21,000 in 2026, up 64% over that span. Each year below is computed from the filings that actually cleared in Somerville.
Recent deck installation permits in Somerville
Actual filings from Somerville's public permit records. Declared job values, not final paid prices.
| Filed | Declared value | Work described |
|---|---|---|
| 2026-05-27 | $22,800 | build 5x 7 landing out back door with stairs facing driviway for code for sale of two prop |
| 2026-05-18 | $7,100 | front porch, replacement of deck joist and wood decking, same footprint, new concrete foot |
| 2026-05-04 | $26,000 | Replace Existing Rear Deck |
| 2026-04-23 | $1,500 | Outlet for new deck. |
| 2026-04-21 | $21,000 | remodel and repair Rebuild the front deck Rebuild the rear decks |
| 2026-04-21 | $20,400 | REPLACE ALL GUARDRAILS AND FLOOR BOARDS FOR ALL THREE REAR DECK |
| 2026-04-15 | $15,000 | Replace Decking, railings, treads, footings on existing deck. |
| 2026-04-15 | $57,120 | Carpentry - Deck repair: Remove all trim and railings on rear egress stairs; Remove raili |
| 2026-04-09 | $38,000 | Build new deck Construct second floor deck above lower existing deck. |
| 2026-04-07 | $1,400 | Install (3) outlets and (1) motion light at rear deck |
| 2026-04-07 | $60,569 | Remove existing back deck for all units, rebuild to the same dimensions and to code with l |
| 2026-03-31 | $5,500 | Deck Renovation: Demolish the existing, Drill 4 new concrete holes 4 feet deep, Redo all t |
| 2026-03-17 | $33,750 | EMERGENCY WORK / Full EPDM Membrane Replacement / Carpentry | Deck Demolition / Carpentry |
| 2026-03-16 | $5,000 | Replace deck boards only on 3 rear decks- existing framing to remain |
| 2026-03-12 | $30,500 | Rebuild dilapidated triple front deck in existing location & existing size with up to code |
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Add your price →How to read these numbers
A permit's declared value is the job cost the owner or contractor stated when they pulled the permit. It tracks the real cost of the work but can run a bit under what was actually paid, since it often leaves out some labor and finish costs. Treat the range as a grounded starting point. What deck installation actually costs in Somerville comes down to home size, materials, and scope.
Where this comes from
Every figure is pulled from Somerville's public building-permit records and classified by the work described. Nothing is estimated or AI-generated. How the data works. The moment a Somerville homeowner adds a real receipt, this page upgrades to show what neighbors actually paid next to these permit values.
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