| Typical planning range |
$90–$260+ / sq. ft.Higher when cantilevered, waterproofed or finished with glass railing. |
$35–$120+ / sq. ft.Depends on height, stairs, railing and wood vs. composite decking. |
$100–$300+ / sq. ft.Roof framing, columns, ceiling finish and lighting increase cost. |
$18–$100+ / sq. ft.Concrete is usually lowest; pavers, stone and hardscape features add cost. |
| Best for |
Views, upper-level suites, architectural detail and premium exterior appeal. |
Sloped lots, raised first floors, backyard living and flexible seating layouts. |
Front entry presence, shade, weather protection and year-round usability. |
Ground-level entertaining, grills, fire pits, outdoor kitchens and low-profile living spaces. |
| Structural needs |
Engineering, joists or steel support, waterproof surface, flashing and guardrails. |
Footings, posts, beams, joists, ledger connection, stairs and railings. |
Foundation or slab support, posts/columns, roof framing, drainage and ceiling finish. |
Compacted base, proper slope, control joints, drainage and edge restraint for pavers. |
| Maintenance level |
Moderate to high. Inspect waterproofing, railings, sealants and penetrations regularly. |
Moderate. Wood needs staining; composite reduces surface maintenance. |
Moderate. Maintain painted surfaces, trim, ceiling fans, columns and roof drainage. |
Low to moderate. Clean surfaces, maintain joints and correct settlement early. |
| Smart upgrades |
Cable or glass rails, waterproof tile/paver finish, recessed lighting and finished soffit. |
Composite boards, picture-frame border, upgraded railing, lighting and wider stairs. |
Tongue-and-groove ceiling, stone-wrapped columns, ceiling fan, screens and sconces. |
Pavers, fire pit, pergola, seat walls, low-voltage lighting and outdoor kitchen utilities. |