Deck Installation Cost in Mill Valley, CA
Based on 345 deck installation building permits filed in Mill Valley between 2015 and 2026, the typical declared project value is $20,800, with most landing between $10,000 and $41,000. These are real records from Mill Valley's public building-permit data, declared job values, not contractor estimates or AI guesses.
No neighbor receipts in Mill Valley yet. Paste a quote to see how it compares to these permit values, or add what you paid to start the real price record here.
Deck Installation values over time in Mill Valley
Median declared value moved from $20,000 in 2020 to $40,000 in 2025, up 100% over that span. Each year below is computed from the filings that actually cleared in Mill Valley.
Recent deck installation permits in Mill Valley
Actual filings from Mill Valley's public permit records. Declared job values, not final paid prices.
| Filed | Declared value | Work described |
|---|---|---|
| 2026-05-08 | $50,000 | Replace & Expand Deck |
| 2026-04-28 | $28,000 | Replace Existing Deck - No Change In Size |
| 2026-04-21 | $50,000 | Replace Water Damaged Garage Door Header, R/R Assoc Deck Framing And Assoc. Doors & Window |
| 2026-04-09 | $75,000 | Convert Deck Areas To Liv Space; Add/Replace Windows; Add Sauna To Upstairs Deck; Extend D |
| 2026-02-02 | $10,000 | A D U; Deck ***Extended To 3-9-2026** |
| 2025-12-29 | $70,000 | Repair/Replace Deck |
| 2025-12-17 | $7,500 | Legalize Deck Around Accessory Structure; Electrical In Shed - B W O P |
| 2025-11-03 | $34,000 | Remove & Replace (E) Deck And Footings T.D. 9-22-25 |
| 2025-10-27 | $25,000 | Deck & Stairs From Second Floor Deck To First Floor Patio |
| 2025-10-27 | $31,000 | Repair And Remodel (E) Deck |
| 2025-10-23 | $55,000 | New Steel Soldier Beam, New Drilled Pier & Grade Beam, New Wood Lagging Retaining Wall; De |
| 2025-10-20 | $50,000 | Deck & Retaining Wall |
| 2025-10-13 | $65,000 | Repair & Rebuild 2 Level Deck With Staircase |
| 2025-10-03 | $41,000 | Remove (E) Deck And Build New Deck & Add Patio Door |
| 2025-09-15 | $12,000 | Repair (E) Deck & Railing |
Paid for deck installation in Mill Valley? Your receipt becomes the first real neighbor price on this page.
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 Mill Valley comes down to home size, materials, and scope.
Where this comes from
Every figure is pulled from Mill Valley's public building-permit records and classified by the work described. Nothing is estimated or AI-generated. How the data works. The moment a Mill Valley homeowner adds a real receipt, this page upgrades to show what neighbors actually paid next to these permit values.
Paid for deck installation in Mill Valley?
Add what you actually paid. It's anonymous, takes a minute, and turns this permit estimate into a real neighbor price the next homeowner can trust.
Add your price →