rigsize

Palomino Columbus 379MBL mattress size

Years 2025–2026Sold as ColumbusLength 42' 7"
72 in 80 in
To scale. Dashed: a regular queen.
Main bed72 × 80 inRV king

That's an RV king, 4 in narrower than a regular king (76 × 80 in). A regular king won't fit, so get an RV king in exactly 72 × 80 in.

About the RV king size →

Palomino spec sheet, 2026.

Bunks30 × 68 in Bunk. Palomino spec sheet, 2026. Common RV bunk sizes →

Mattresses in 72 × 80 in

We may earn a commission when you buy through some of these links. It doesn't change which mattresses we list.

Great all around
RVMattress.com Signature Hybrid

RVMattress.comSignature Hybrid

  • Hybrid
  • 13.25 in thick
  • Soft / Medium / Firm

Sleep Foundation: Best Mattress Overall Read review

$1,865RV King - 72x80 · list priceSee price
Best value
RVMattress.com CopperFlex Essential

RVMattress.comCopperFlex Essential

  • All-foam
  • 6 in thick
  • five comfort options
$799RV King - 72x80 · list priceSee price
Firm
RVMattress.com Plank Firm

RVMattress.comPlank Firm

  • All-foam
  • 10 in thick
  • Firm / Extra Firm

Mattress Clarity: Best RV Mattress for Heavy People Read review

$1,532RV King - 72x80 · list priceSee price
Cooling
RVMattress.com Aurora Luxe Cooling

RVMattress.comAurora Luxe Cooling

  • Hybrid
  • 13.25 in thick
  • Soft / Medium / Firm

Sleep Foundation: Best Mattress for Temperature Regulation Read review

$2,465RV King - 72x80 · list priceSee price
Heavy duty
RVMattress.com Titan Plus Luxe

RVMattress.comTitan Plus Luxe

  • Hybrid
  • 13 in thick
  • Plush
$1,865RV King - 72x80 · list priceSee price
Helix pick
Helix Helix Midnight

HelixHelix Midnight

  • Hybrid
  • 11.5 in thick
  • Medium Feel

Sleep Foundation: Best Mattress for Side Sleepers Read review

$1,489RV King · list priceSee price
RV hybrid
RVMattress.com CopperFlex RV Hybrid

RVMattress.comCopperFlex RV Hybrid

  • Hybrid
  • 10 in thick
  • Medium-Firm
$1,065RV King 72x80 · list priceSee price
Custom size
Mattress Insider Luxury Gel Memory Foam

Mattress InsiderLuxury Gel Memory Foam

  • Memory foam
  • 8 in thick
  • not stated
Made to 72 × 80 inGet a quote

Bunk mattresses in 30 × 68 in

Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.

Custom size
Mattress Insider Luxury Gel Memory Foam

Mattress InsiderLuxury Gel Memory Foam

  • Memory foam
  • 8 in thick
  • not stated
Made to 30 × 68 inGet a quote

Bed sizes by year

YearMain bedBunksOther bedsSource
202672 × 80 in King30 × 68 inLoft 30 × 68 inPalomino spec page
202672 × 80 in King30 × 68 in–Palomino spec sheet

Years not listed weren't published.

The 379MBL floorplan

Palomino Columbus 379MBL floorplan, 2026

Palomino's 2026 379MBL floorplan.

Is this your 379MBL?

Check the year and length against your RV before you order.

YearModelLengthSleeps
2025Columbus 379MBL42' 7"–
2026Columbus 379MBL42' 7"–

Other Columbus mattress sizes

Sources

  1. Palomino (palominorv.com), archived copy: https://web.archive.org/web/20250616064624/https://palominorv.com/columbus/379MBL/11488
  2. recreationalvehicles.info: https://recreationalvehicles.info/2026-forest-river-columbus-flyer/2026-forest-river-columbus-flyer-brochure-page-001.jpg
  3. forestriverinc.com, archived copy: https://web.archive.org/web/20251015061332/https://forestriverinc.com/rvs/columbus/379MBL/13003

Questions

What size mattress is in the Palomino Columbus 379MBL?

The main bed is 72 × 80 in (Palomino spec sheet, 2026).

What size are the Palomino Columbus 379MBL bunk mattresses?

30 × 68 in (Palomino spec sheet, 2026).