20ft Box Truck Dimensions: Inside Usable Space & Cu Ft

Real Inside MeasurementsVerified Fleet Laser-Scanned Specs

20-Foot Usable Interior Clearance Callout

Standard rental sites report misleading exterior bumper-to-bumper lengths. Here are the exact inside cargo clearances.

833 cu ft / 1016 gross

18% Safety Buffer Included

Advertised Class

20-Foot

Nominal fleet size designation

Usable Floor Deck

20'0" (240″)

Bulkhead to roll-up door

Interior Width

7'8" (92″)

Wall-to-wall cargo rails

Clearance Height

7'2" (86″)

Floor to ceiling roof ribs

Between Wheel Wells

4' 1" (49″)

Stand mattresses on edge

Mom's Attic Shelf

36″L × 76″W × 30″H (48 cu ft)

500 lbs max

Roll-Up Door Opening

73″ × 75″

Maximum entry dimensions

20'0" Truck Dimensions & Real-World Clearance Guide

Dimensional Cheat Sheet • Verified clearances for major household items

18% Void Buffer Included

Dimension & Choke Point	Clear Clearance	“What Actually Fits” (The Anxiety-Killer)
Interior Length	20'0" (240")	Full 20-foot runway fits complete living room suites, long dining sets & L-shaped sectionals Sectional & Dining Safe
Interior Width	7'8" (92")	Allows Queen mattress (80" long) on edge with side clearance for multiple box tiers Edge Mattress Fit
Interior Height (Ceiling)	7'2" (86")	86" ceiling supports standing Queen mattress (80") & 4–5 stacked box tiers Vertical Mattress Fit
Door Opening (Choke Point)Critical Entry Check	73"W × 75"HRoll-Up Clearance	Entry threshold for standard double-door refrigerators, tall armoires & vertical sofas Standard Fridge & Armoires
Usable Cargo Volume	833 cu ft1016 cu ft gross	82% net usable volume factoring in real-world furniture voids, wheel wells & irregular shapes 18% Buffer Included
Deck Height (Step-In)	35" (2.9')	Commercial truck chassis height; requires momentum when wheeling heavy dollies Commercial Chassis
Loading Ramp	Wide Aluminum Ramp	Rolls 2-wheel appliance dollies & stacked box columns smoothly into bed Dolly-Friendly Ramp
Mom's Attic (Cab Shelf)	36″L × 76″W × 30″H (48 cu ft)48 cu ft shelf	Elevated cab compartment protects fragile boxes, electronics & wardrobe cartons from heavy cargo Fragiles & Wardrobe Boxes
Maximum Cargo Payload	5,700 lbs	Maximum safe cargo weight limit before rear axle suspension compression occurs Suspension Rated

Data verified against standard US rental fleets (U-Haul, Budget, Penske).← Swipe table horizontally for full fit breakdown →Zero False Over-Capacity Guarantees

2.5D Interactive Cargo Layout for 20'0" Truck

Loaded with 2 to 3-Bedroom Single Family Home Preset

2.5D Isometric Cargo Simulation2-3 Bedroom House load plan with King Bed, Queen Bed, 2 Sofas, and 75+ boxes.

Customize & Pack In Sizer

Scroll to zoom • Click & drag to pan • Click items to inspect2 fingers to pan/zoom • Scroll with 1 finger • Tap items

100%

20' Moving Truck (1016 cu ft)Mom's Attic

Mom's Attic: Fragiles & Box Tier Only (Max 500 lbs)

Click & drag to pan • Scroll to zoom

Over Capacity • 85.7% Full714 / 1016 Gross Cu Ft

85.7% Full(714 / 833.1 cu ft)

Buffer

Includes 18% Packing Buffer

Est. Cargo Weight: 4,588 lbs / Max Payload: 5,700 lbs

DIY Loading Assistance

Need 2 Experienced Helpers to Load 20'0" moving truck?

Keep your rental truck, skip the back pain. Book vetted local movers by the hour to pack & carry heavy items.

Starting Rate

From $85/hr

Includes 2 verified movers

100% Background-Checked Crews

Free Cancellation Up to 24h Before

Standard Damage Coverage Included

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Tailored Packing Supply Kit

Order Exact 86-Piece Box & Tape Kit on Amazon

Calculated precisely for 2 to 3-Bedroom Single Family Home. Heavy-duty corrugated cardboard rated for high-density truck stacking.

Small (1.5 cu ft)

Medium (3.0 cu ft)

Large (4.5 cu ft)

Wardrobe Boxes

Includes 3 rolls commercial packing tape + bubble cushionPrime 1-Day Delivery Available

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Fleet Comparison: 20'0" Class Across Top Rental Brands

Factual cross-fleet comparison between U-Haul, Budget, and Penske for this size tier.

Rental Carrier	Size Tier	Interior Dims (L × W × H)	Gross / Usable Cu Ft	Max Payload	Ramp & Attic	Avg Fuel Economy
U-Haul	20' Truck	19'6" × 7'8" × 7'2"	1016 / 833 cu ft	5,700 lbs	Ramp: Yes • Attic: Yes	10 mpg
Budget	26' Truck (Budget skips 20')	26'0" × 8'2" × 8'3"	1682 / 1379 cu ft	10,000 lbs	Ramp: Yes • Attic: No	8-10 mpg
Penske	22' Truck (Closest)	21'11" × 8'0" × 7'8"	1200 / 984 cu ft	6,500 lbs	Ramp: Yes • Attic: No	10 mpg

Expert Loading Advice for 20'0" Moving Trucks

The 20-foot truck is a critical missing tier in Budget's fleet, making U-Haul the primary provider of this intermediate size class.
Equipped with heavy-duty disc brakes and dual rear wheels for highway stability when fully loaded to 5,700 lbs payload.

Frequently Asked Questions: 20-Foot Dimensions

What are the usable interior dimensions of a 20-Foot box truck?

The interior cargo deck measures 20'0" L × 7'8" W × 7'2" H (240″ × 92″ × 86″), providing 833 cu. ft. of usable storage.

Does the 20-Foot truck include a Mom's Attic cabover deck?

Yes. The 20-Foot truck includes a built-in Mom's Attic cabover deck measuring 36″L × 76″W × 30″H (48 cu ft) with a 500 lb weight rating, designed for fragile items and wardrobe boxes.

What is the difference between advertised length and usable deck length?

20-Foot refers to the gross vehicle length / nominal class; usable floor deck length is 20'0" (240 inches).