How much does it cost to build a deck in St. Louis? The usual deck & porch job filed with St. Louis is $11,850, from 668 priced permits (October 2023 through September 2026); the middle half of firms file between $7,000 and $20,000. A filed value is what the contractor wrote on the permit, not a quote or the final bill.
The usual deck & porch job filed with St. Louis is $11,850, from 668 priced permits, October 2023 through September 2026. The middle half of firms usually file between $7,000 and $20,000. Half of jobs were filed for less, half for more. A filed value is what the contractor wrote on the permit, not a quote or the final bill. A deck & porch permit here usually takes 234 days from issue to final inspection. How long permits take →
Approximately, from each firm's own spread: every firm's range of filed values, weighted by its 668 priced permits across 422 firms, pooled into one. Half of St. Louis deck & porch permits were filed between $6,300 and $21,500.
| Percentile | Filed value | Reads as |
|---|---|---|
| 10th | $3,800 | 1 in 10 permits filed below |
| 25th | $6,300 | 1 in 4 filed below |
| 50th | $12,000 | the middle permit |
| 75th | $21,500 | 1 in 4 filed above |
| 90th | $37,500 | 1 in 10 filed above |
Firms split into thirds by the usual value of the homes they work on, with each third's usual filed value weighted by permits. Home values: City of St. Louis assessor values.
| Firms working on | Usual home value | Usual filed value | Firms | Permits |
|---|---|---|---|---|
| Lower third | under $144,269 | $6,000 | 140 | 169 |
| Middle third | $144,269–$255,095 | $12,006 | 141 | 244 |
| Upper third | $255,622 and up | $20,000 | 141 | 265 |
Top 10 by permits in the last 12 months. Usual is each firm's middle filed value; middle half is the range its middle half of jobs were filed in; both are shown for firms with 5 or more priced permits. Busy is not the same as careful: pick what you value to build a list.
| Firm | Permits | Last 12 mo | Usual | Middle half | Finished |
|---|---|---|---|---|---|
| Chesterfield Fence & Deck | 56 | 19 | $23,306 | $13,765–$31,327 | 65.0% |
| California Custom Decks | 22 | 8 | $20,000 | $11,250–$33,650 | 70.1% |
| Graber Outdoors | 9 | 8 | $13,000 | $10,000–$19,000 | — |
| Roofix Technologies LLC | 5 | 5 | $24,418 | $12,178–$27,241 | — |
| Midtown Home Improvements | 24 | 4 | $14,358 | $9,726–$18,250 | 69.3% |
| Fence & Deck Depot | 11 | 3 | $18,773 | $11,432–$25,500 | 7 of 8 |
| Huels Decking | 10 | 3 | $10,500 | $9,250–$12,000 | 4 of 7 |
| H & F Exteriors | 3 | 3 | — | — | — |
| McIntosh Construction | 7 | 2 | $13,000 | $10,250–$16,500 | 3 of 5 |
| Kopp Concrete | 5 | 2 | $4,965 | $4,680–$8,485 | — |
Line your quote up against the file. In St. Louis, 1 in 10 deck & porch filed values sit under $3,800, the middle half between $6,300 and $21,500, and 1 in 10 over $37,500.
St. Louis files the fewest deck & porch permits in January (61 against an average month of 100) and the most in October (179). If you can choose, ask for quotes in a quiet month. We have no prices by month, so this is about crews' schedules, not a discount. When each trade is busiest in St. Louis →
Source: City of St. Louis building permits. The window is October 2023 through September 2026; a permit filed after that isn't here yet.
Usual is the middle permit: half were filed for less, half for more. Only permits with a filed value count; a value of $0 or none is left out.
The spread is approximate: we keep seven points of each firm's own range of filed values, not every permit, and pool them.
Nobody paid to be on this page and nobody can. How the records work in St. Louis →
Deck & Porch cost in other cities: Nashville Raleigh Minneapolis Saint Paul Bismarck
Other job costs in St. Louis: Remodel & Alteration · Fence · Garage & Carport · Windows & Doors · Foundation & Waterproofing · Solar