A 40×40 booth is a 1,600 square foot island, the scale of the headline exhibits at the biggest shows. Most are custom builds with double decks, theatres and several meeting rooms.
Typical price Custom about $160,000 to $400,000. Large islands up to $500,000. See prices and sources
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203vetted US builders
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180also rent this size
57cities
40 ft40 ft
1,600+ sq ftIslandOpen on 4 sides
Booths our builders made for
Real booths
Real booths from builders who build 40×40
Each builder lists 40×40 among the sizes it builds. Filter by type or price level, then get one like it quoted at 40×40.
At $100 to $250 per sq ft for custom builds, a 1,600 sq ft 40×40 island costs about $160,000 to $400,000. Large custom islands with conference rooms, hanging signs and LED video walls run $250,000 to $500,000, and double decks start around $200,000.
Prices are published by the sources linked, checked 26 October 2026. Lines marked "worked out" multiply the floor area by the source's per square foot rate. Your quote depends on the show, the design and the builder.
Ways to do a 40×40
3 ways to do a 40×40 booth, with prices
Each option suits a different way of exhibiting. Pick one and builders quote it for your show.
Published prices, checked 26 October 2026. Where no price is published, the $ level is our estimate. Estimated price level, relative to the other options on this page. Builders quote the actual price for your show.
Layout plans
Three ways to lay out a 40×40 booth
Top-down plans drawn to scale. Pick the one you like and builders quote that layout.
Central towerStorage inside the tower, graphics on four faces, sign overhead.Quote this layout Meeting roomA closed room on the quieter side, demos facing the main aisle.Quote this layout Lounge and demosSeating in the middle, demo stations on every corner.Quote this layout
Plans illustrate common layouts, not a builder's design. Your show's rules on height and sight lines apply.
Planning this size
Planning a 40×40 trade show booth
Large islands are planned like architecture: structure, rigging, AV, power and labor all need show approval. Builders who list 40×40 and larger usually manage the whole project, from design to on-site supervision.
Ask every builder for examples of islands at your size, and for references from exhibitors at your show.
What it costs
Where the money goes on a 40×40 trade show booth, line by line
Every quote is built from the same lines. Some are paid once, some at every show. Ask each builder to price every line separately so you can compare like for like.
Cost line
What it covers
Paid
Published range
Design and fabrication
Drawing the booth and building the structure, counters and fittings
Ratings from Google Maps. Services, years and venues as listed by each builder. Price level is our estimate from each builder's own site, from $ (budget) to $$$$ (luxury), not a quote.
By city
40×40 booth builders by city
Cities with the most vetted builders who build 40×40 booths.
At $100 to $250 per sq ft for custom builds, a 1,600 sq ft 40×40 island costs about $160,000 to $400,000. Large custom islands with conference rooms, hanging signs and LED video walls run $250,000 to $500,000, and double decks start around $200,000.
Who builds 40×40 booths?+
Builders with large-island experience who manage design, fabrication, rigging, AV and labor. See the builders on this page.
Do 40×40 booths need show approval?+
Most large islands, and every double deck, need drawings approved by the show. Your builder usually submits them.
Should I rent or buy a 40×40?+
Most exhibitors at this size own a custom build or a large modular system and store it with the builder. Rentals are possible; ask early.