Quick Answer: The Skywalker 15’ Square is the best square trampoline for most families — a 1,000 lb total weight capacity, a no-gap enclosure, and prices that range from about $400 to $630 depending on retailer sales. The springless Springfree Large Square is the safest option, replacing hard-frame steel springs with flexible composite rods for $1,999. Need maximum jumping room? The Machrus Upper Bounce 16x16 delivers the biggest mat here, while the Machrus Upper Bounce 12x12 fits tighter yards at a lower price.
A square trampoline fills a square or rectangular yard corner more completely than a round frame of the same footprint — Skywalker markets its square line at roughly 20% more usable jumping surface than an equivalent round. Unlike a true rectangle, a square still gives the even, all-directions bounce families expect, without the directional pull toward a narrow long edge. Here’s how the best squares on the market compare for 2026. Weighing shapes generally? See our full round vs. rectangle trampoline comparison, or our best rectangle trampoline guide if you want the higher, sport-style bounce instead.
Square trampolines compared
| Trampoline | Best for | Price | Size | Weight capacity |
|---|---|---|---|---|
| Skywalker 15' Square | Best overall | ~$400–630 | 15×15 ft | 1,000 lb (250 lb/user ASTM) |
| Springfree Large Square | Best premium/safety | ~$1,999 | 11×11 ft | 1,500 lb static / 220 lb single jumper |
| Machrus Upper Bounce 16x16 | Best for max space | ~$750–950 | 16×16 ft | 500 lb |
| Machrus Upper Bounce 12x12 | Best compact | ~$650–800 | 12×12 ft | 500 lb |
By the numbers
- ~20% more usable jumping surface than a round trampoline with the same footprint, per Skywalker’s own square-line marketing.
- 1,000 lb total weight capacity on the Skywalker 15’ Square, tested to a 250 lb ASTM single-user rating.
- 1,500 lb static load rating on the Springfree Large Square, with a 220 lb single-jumper limit and zero hard-frame springs at jump level.
- $1,999 starting price for Springfree’s springless Large Square — roughly 3–4x a comparable steel-spring square.
- 10-year full-component warranty on Springfree squares, well beyond the ~1-year coverage typical of budget steel-spring models.
1. Skywalker 15’ Square — Best Overall
Skywalker Trampolines 15' Square with Enclosure
- 1,000 lb total weight capacity, ASTM-tested to 250 lb per user.
- Patented no-gap enclosure — net attaches directly to the mat with no rope-gap for a foot or hand to slip through.
- 15×15 ft frame, roughly 20% more usable jumping space than a round trampoline of the same footprint.
- Widely available and frequently discounted at major retailers.
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The Skywalker is the square to buy if you want the space efficiency without a premium price. A 1,000 lb total capacity easily covers two or three kids, and the no-gap net closes the exact hazard ASTM enclosure standards exist to prevent. Curious how the brand’s other shapes stack up? See our best Skywalker trampoline guide.
2. Springfree Large Square — Best Premium/Safety
Springfree Large Square (S113)
- Springless design: flexible composite rods sit below the mat edge instead of steel springs at jump level.
- 1,500 lb static weight rating; 220 lb single-jumper limit.
- 11×11 ft mat with no spring margin, so more of the frame's footprint is usable jumping surface.
- Full 10-year warranty on all components — mat, net, rods and frame.
Springfree’s square is the pick for families who want the shape efficiency of a square without any hard steel at the jump line. The composite-rod design removes the frame-and-spring hazard entirely, which is why it carries a 10-year full-component warranty most steel-spring competitors don’t offer. It costs roughly three to four times a Skywalker, but the safety margin and warranty length are the trade you’re paying for.
3. Machrus Upper Bounce 16x16 — Best for Max Space
Machrus Upper Bounce 16x16 Square
- 16×16 ft frame — the largest usable mat in this roundup.
- 500 lb weight capacity with a top-ring enclosure and safety pad included.
- PP mesh mat with galvanized springs for a controlled, responsive bounce.
- Sized for households with multiple kids or teens who want real room to spread out.
If floor space is the priority, the Machrus Upper Bounce 16x16 is the biggest square mat here without stepping up to Springfree money. The top-ring enclosure and safety pad are included in the set, so there’s no separate accessory purchase before first use.
4. Machrus Upper Bounce 12x12 — Best Compact
Machrus Upper Bounce 12x12 Square
- 12×12 ft frame — fits tighter yards and side-lots that can't take a 15 or 16 ft square.
- 500 lb weight capacity, same top-ring enclosure and safety-pad system as the 16x16.
- Same spring and mat construction as the larger Upper Bounce squares, just a smaller footprint.
- A sensible entry point for younger kids or a smaller backyard.
For yards that can’t fit a full-size square, the 12x12 Upper Bounce keeps the same 500 lb capacity and enclosure design in a smaller frame. It’s the square to buy when the choice is between a compact square and a small round — the square still wins on usable mat space at the same footprint.
How to choose a square trampoline
- Match the footprint to your yard, not just the diameter. A square uses corner space more efficiently than a round of the same width — measure the actual clear zone, including the ASTM-recommended fall zone around the frame.
- Decide steel springs vs. springless first. Steel-spring squares (Skywalker, Machrus) cost far less; springless (Springfree) costs more but removes the hard-frame hazard at jump level entirely.
- Check total capacity vs. per-user rating. A 1,000 lb total figure (Skywalker) isn’t the same as a 500 lb figure (Machrus) — read which number a listing is quoting before comparing price.
- Confirm the enclosure is genuinely no-gap. The net should attach to the mat or sit inside the springs, with no gap a foot or hand can slip through.
- Budget separately for the fall zone. ASTM F381 recommends clearance around the frame regardless of shape — a bigger square needs more total yard, not just more mat.
The bottom line
For most families, the Skywalker 15’ Square is the smart-money pick — a 1,000 lb capacity, a genuine no-gap net, and frequent retailer discounts. If safety is worth a real premium, the springless Springfree Large Square removes the steel-frame hazard entirely for $1,999. Need the biggest mat you can fit? Go Machrus Upper Bounce 16x16; tight on space, take the 12x12. Still deciding on shape? Compare with round and rectangle options in our best trampoline guide, see our best oval trampoline guide if your yard is long and narrow rather than square, or see our best octagon trampoline guide for a shape that squeezes even more usable mat out of a similar footprint.