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Airstream Interstate 3500 Extended

Class B vanbuilt 2012–15Better build tierScarce on the used market
WHAT ONE COSTS
$128,600est. used (2015, 11 yr old)

Sticker was $151,736 in 2015. Out of production since 2015, so the used market is the only way to buy one. Estimate assumes a 2015 unit.

THE SPECS
Length24.4 ft
Height (incl. A/C)9.8 ft
GVWR11,030 lb
Dry weightnot published
Sleeps2

A missing row means the maker never published that figure: unknown, not zero.

WHERE PEOPLE SLEEP
  • Rear sofa converts to bed(Convertible)
HOW IT'S BUILT: 4/5
WallsAluminum / metal van
FrameSteel
RoofStandard
UnderbellyEnclosed

Airstream (Better tier): Two decades on the Mercedes Sprinter with Airstream fit-and-finish and top-of-segment resale keep the Interstate in the premium tier.

YEAR BY YEAR: WHAT CHANGED
  • 2012Introduced
  • 2016Replaced by the EXT series
FINDING ONE

Scarce: months of watching; be ready to fly and drive it home. Why: 11 years out of production; an uncommon body style. Estimated from build volume and production span, not a count of live listings.

OUR TAKE

The extended-body Interstate of the early 2010s on the V6 Sprinter 3500. dry 0 means unpublished.

OTHER INTERSTATE FLOORPLANS
Find one for sale

Live listings for the 3500 Extended on the big marketplaces. Each search opens pre-filled with this exact floorplan:

Inventory varies by site and day. Slim pickings? search the whole Interstate line ↗

Is the 3500 Extended your #1, or just a spec sheet?

These are the facts. Whether it beats the other six thousand rigs for you depends on what you care about. Set your priorities as sliders, switch on your hard limits, and watch the whole market re-rank around them. Every exclusion explained, every margin shown.

See where it ranks for you →

Data low-confidence record: figures are inferred and should be independently verified, retrieved 2026-07.