Gazebo Cost

$6,500 to $48,000+

The classic eight-sided gazebo with a pyramid or hip roof is the most recognizable style. The octagonal shape distributes seating evenly around a central table and creates natural sightlines in all directions. The trade-off is framing complexity: every post, beam connection, and rafter must be cut at 22.5-degree angles, requiring careful layout and a skilled carpenter. An octagonal gazebo with a diameter of 12 to 14 feet seats 8 to 12 people comfortably. The 8-sided geometry also produces a graceful pyramid roof that sheds water efficiently in all directions. This is the most-requested style and the best fit for open backyard settings with unobstructed views.

$5,500 to $38,000+

A six-sided hexagonal gazebo uses 60-degree framing angles, which are slightly easier to cut and fit than the 22.5-degree angles of an octagonal. The hexagonal footprint is more compact for the same diameter, making it a better fit for smaller yards or corner lots. A 12-foot hexagonal gazebo covers about 94 square feet of floor area compared to 113 square feet for an octagonal of the same diameter. The hexagonal pyramid roof has six main rafters rather than eight, slightly reducing roofing cost and complexity. This style is popular in cottage and craftsman settings where a smaller footprint with traditional proportions is preferred.

$4,500 to $28,000+

A square or rectangular pavilion uses 90-degree framing connections throughout, making it the simplest and fastest gazebo style to build. A hip roof over a square or rectangular footprint uses four main rafters meeting at a central ridge, all cut at standard rafter angles. Pavilions are easier to set on an existing deck or concrete patio because the four or six posts align with standard deck framing. The rectangular shape also integrates well with an outdoor kitchen, dining table, or furniture grouping placed along one long wall. Pavilions tend to feel more like an outdoor room and less like a traditional garden structure, which suits contemporary home styles.

$10,000 to $48,000+

A fully screened gazebo encloses all bays with cedar-framed aluminum screen panels, creating a bug-free outdoor room that can be used from spring through fall in most US climates. The screen framing adds significant labor and material cost compared to an open-sided version: each bay opening (typically 4 to 5 feet wide by 6 to 7 feet tall) requires a custom-built cedar frame unit, aluminum spline, and fiberglass or stainless steel screening. A standard door with a spring-loaded screen door closer is included in at least one bay. Screened gazebos are the most popular choice for clients in mosquito-heavy regions and those who want to use the structure through evening hours. Many clients also add ceiling fans and lighting to screened gazebos, transforming them into a true three-season outdoor room.

Diameter is the single largest driver of gazebo cost because it affects every component: post count and height, beam ring length, rafter count and rafter length, floor decking area, perimeter of railing and screen panels, and roof surface area. The floor area of an octagonal gazebo scales roughly as the square of the diameter: a 14-foot octagonal has about twice the floor area of a 10-foot octagonal, but the cost does not double because some costs (foundation layout, mobilization, tool setup) are fixed. A reasonable rule is that stepping up one diameter size (10 to 12, 12 to 14, 14 to 16 feet) adds roughly 30 to 45 percent to the total project cost. Octagonal and hexagonal shapes add 25 to 40 percent more framing labor than a rectangular pavilion of the same footprint because every connection is at a non-right angle and requires individual angle cuts.

The roof is the most complex component of a custom gazebo and one of the highest-cost line items. An asphalt shingle pyramid or hip roof is the standard: it is waterproof, widely available, and the least expensive at $100 to $160 per roofing square in materials. Cedar shake roofing ($350 to $600 per square) adds a traditional rustic appearance that complements cedar posts and railings. Standing seam metal roofing ($600 to $1,200 per square) is the most durable and low-maintenance option, lasting 40 to 70 years with no recoating or replacement. Metal roofing also handles the complex hip geometry of an octagonal roof better than shingles, since each panel can be bent to match the pitch precisely. The hip or pyramid roof geometry on an octagonal gazebo creates a 25 to 35 percent surface area premium over a flat-roofed structure of the same footprint, so roof cost per linear foot of perimeter is always higher than on a simple gabled building.

An open-sided gazebo with knee-wall railing is the simplest and least expensive configuration. Adding aluminum screen panels or cedar-framed screen panels to fully enclose the gazebo for insect protection adds $3,000 to $8,000 to the project depending on diameter and number of bays. Screen panels require building individual frame units (typically 2x4 or 2x6 cedar) for each bay opening, routing a groove for the screen spline, stretching aluminum fiberglass or stainless steel screening across the frame, and installing the frames in the gazebo openings with appropriate door hardware if an entry door is included. Bug-resistant screening adds significant value for clients in mosquito-heavy regions. Retractable screen systems (motorized or manual roll-down) add $500 to $1,500 per panel opening but allow the gazebo to be used open or screened. Screen costs should always be quoted as a separate line item from the base gazebo structure.

The default foundation for a residential gazebo is individual concrete tube-form piers under each post, one per post location. This requires digging or augering holes below the frost line (typically 36 to 48 inches in northern US markets, 18 to 30 inches in southern markets), setting Sonotube or Bigfoot tube forms, and pouring concrete. Material cost for 8 piers is $200 to $400 in concrete and post anchors; labor is 6 to 10 hours for layout, digging, pouring, and leveling. A continuous poured concrete slab covering the full gazebo footprint costs $1,500 to $3,500 for a 12-foot octagonal and eliminates the need for a wood deck floor, saving floor decking material cost but adding significant concrete contractor cost. An elevated wood deck platform under the gazebo (treated framing, cedar decking) costs $2,500 to $5,000 for a 12-foot footprint and allows the gazebo to sit on an existing deck or over a sloped grade. Quote the foundation separately from the gazebo structure so the client can see each cost component.

The structural framing of a gazebo uses more lumber by board footage than any other component because of the 6x6 post sizes and doubled beam members. Switching from PT pine posts to cedar adds $600 to $1,400 in material cost on a 12-foot octagonal (8 posts times 10 feet times 12 bf per post equals 960 board feet, times the $0.70 to $1.50 per board foot cedar premium over PT pine). White oak posts add $2,500 to $4,000 over PT pine for the same reason. Decorative details that add cost without adding structural lumber include: turned post columns (routing or purchasing pre-turned profiles, add $100 to $250 per post), decorative post caps (add $15 to $60 per cap), carved or CNC-routed railing balusters (add $20 to $80 per baluster), and a decorative cupola or finial at the peak (add $200 to $800 custom built, $80 to $300 purchased). Always budget decorative trim as a separate allowance so clients can choose their level of detail.

Running electrical power to a backyard gazebo requires trenching a conduit from the house to the structure (typically 50 to 100 feet of 3/4 inch conduit), pulling wire, and installing a sub-panel or GFCI breaker at the gazebo. This work requires a licensed electrician and a separate electrical permit in virtually all US jurisdictions. Electrical rough-in and panel work typically costs $800 to $2,500 for a residential backyard installation, paid to a subcontractor. Once power is available, lighting options include: recessed LED puck lights mounted in the rafters ($80 to $180 per fixture installed by an electrician), pendant lights hanging from the ridge ring ($150 to $400 per fixture), string light hooks around the perimeter ($50 to $150 in materials), and weather-resistant outdoor fans ($300 to $800 per fan installed). A ceiling fan in the center of the gazebo is one of the most-requested features and requires a rated ceiling fan junction box installed in the ridge structure. Always coordinate electrical scope with a licensed electrician and quote it as a separate allowance line item.