Composite Deck costs $39.50 to $83.93 per sq ft in Baltimore in 2026. For a 400 sq ft project, expect $15,799 – $33,573 installed, typically near $24,686. That is essentially in line with the Maryland average.
Baltimore composite deck calculator
Planning estimate. Wage index applies to the labor share only; materials held at national prices. Get three written quotes.
How Baltimore compares with the rest of Maryland
Construction wages in Baltimore average $30.48 per hour against $31.34 statewide, so pricing tracks the Maryland norm closely.
Labor is about 42% of the installed cost on this type of work, and it is the part that actually moves between markets. Materials are priced by national manufacturers and barely shift, which is why the gap between metros is narrower than wage differences alone suggest.
Composite Deck cost by project size in Baltimore
| Project size | Baltimore range | Typical |
|---|---|---|
| 100 sq ft | $3,950 – $8,393 | $6,171 |
| 200 sq ft | $7,899 – $16,786 | $12,343 |
| 300 sq ft | $11,849 – $25,180 | $18,514 |
| 400 sq ft | $15,799 – $33,573 | $24,686 |
| 600 sq ft | $23,698 – $50,359 | $37,029 |
| 800 sq ft | $31,598 – $67,146 | $49,372 |
| 1,000 sq ft | $39,497 – $83,932 | $61,715 |
| 1,500 sq ft | $59,246 – $125,898 | $92,572 |
Where the money goes
For a 400 sq ft project in Baltimore at roughly $24,686, a typical bill splits like this:
| Line item | Share | Cost |
|---|---|---|
| Labor | 42% | $10,368 |
| Materials | 44% | $10,862 |
| Site prep & equipment | 8% | $1,975 |
| Overhead, disposal & finishing | 6% | $1,481 |
Baltimore compared with other Maryland markets
| Area | Cost per sq ft | vs Baltimore |
|---|---|---|
| Maryland nonmetropolitan area | $37.71 – $80.12 | −5% |
| Hagerstown | $37.82 – $80.37 | −4% |
| Lexington Park | $39.10 – $83.08 | −1% |
| Salisbury | $38.88 – $82.61 | −2% |
| Maryland average | $39.95 – $84.89 | +1% |
Ground conditions and code in Baltimore
Permits in Baltimore
A residential permit for this work typically runs around $500 in Maryland. Permit cost is rarely included in a contractor quote, so budget it separately and confirm scope with the Baltimore building department before work begins.
Hiring in Baltimore
Get three written, itemised quotes from licensed and insured contractors, each specifying the same scope and grade of material. Ask for local references and check the licence is current in Maryland.
Frequently asked questions
How much does composite deck cost in Baltimore?
In 2026, composite deck costs $39.50 to $83.93 per sq ft in Baltimore. For a 400 sq ft project, the installed total typically lands between $15,799 and $33,573.
Is Baltimore more expensive than the rest of Maryland?
Not meaningfully. Baltimore prices track the Maryland average closely.
Do I need a permit in Baltimore?
Most work of this type and value requires a permit. Budget around $500 in Maryland and allow extra time for review in metro jurisdictions.
How do I compare quotes in Baltimore?
Get three written, itemised quotes covering identical scope and materials. A bid far below the others usually signals a reduced specification rather than better value.
Nearby markets
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