rigsize

Forest River Flagstaff 23IKSS mattress size

Years 2018–2020Sold as Flagstaff ShamrockLength 24' 10"
60 in 80 in
To scale. Dashed: a regular queen.
Main bed60 × 80 inQueen

That's the same size as a regular queen, so any standard queen mattress fits.

About the RV queen size →

Forest River spec sheet, 2020.

Mattresses in 60 × 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

$1,465Queen · list priceSee price
Best value
RVMattress.com CopperFlex Essential

RVMattress.comCopperFlex Essential

  • All-foam
  • 6 in thick
  • five comfort options
$524Queen · list priceSee price
Firm
RVMattress.com Plank Firm Luxe

RVMattress.comPlank Firm Luxe

  • Hybrid
  • 13 in thick
  • Firm / Extra Firm
$1,598Queen · 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

$1,999Queen · list priceSee price
Heavy duty
RVMattress.com Titan Plus Luxe

RVMattress.comTitan Plus Luxe

  • Hybrid
  • 13 in thick
  • Plush
$1,665Queen · 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

$1,183Queen · list priceSee price
RV hybrid
RVMattress.com CopperFlex RV Hybrid

RVMattress.comCopperFlex RV Hybrid

  • Hybrid
  • 10 in thick
  • Medium-Firm
$799Queen · 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 60 × 80 inGet a quote
Bedroom in a Flagstaff

The Flagstaff bedroom. Measure the platform, not the old mattress, before you buy.

Bed sizes by year

YearMain bedBunksOther bedsSource
201860 × 80 in––2018 Forest River Flagstaff Shamrock brochure
201860 × 80 in––Forest River spec sheet
202060 × 80 in––2020 Forest River Flagstaff Travel Trailers brochure
202060 × 80 in––Forest River spec sheet

Years not listed weren't published.

Is this your 23IKSS?

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

YearModelLengthSleeps
2018Flagstaff Shamrock 23IKSS25' 3"–
2020Flagstaff Shamrock 23IKSS24' 10"–

Other Flagstaff mattress sizes

Sources

  1. recreationalvehicles.info: https://recreationalvehicles.info/2020-forest-river-flagstaff-travel-trailers/2020-forest-river-flagstaff-travel-trailers-brochure-page-005.jpg
  2. recreationalvehicles.info: https://recreationalvehicles.info/2018-forest-river-flagstaff-shamrock/2018-forest-river-flagstaff-shamrock-brochure-page-009.jpg

Questions

What size mattress is in the Forest River Flagstaff 23IKSS?

The main bed is 60 × 80 in (Forest River spec sheet, 2020).