Standard Tarp Sizes Guide: Available Sizes and Uses

Standard Tarp Sizes (United States)

All dimensions in feet (width × length). Tarps are listed short side first by convention.

Small Tarps (Hardware Store Availability)

Size (ft)Approx AreaCommon Use
6 × 848 sq ftCamping ground sheet, small furniture
8 × 1080 sq ftTent footprint, small woodpile
8 × 1296 sq ftMotorcycle, ATV, small boat
10 × 12120 sq ftStandard pickup truck bed cover
10 × 16160 sq ftAverage car or SUV cover
10 × 20200 sq ftLarge vehicle, small pool cover
12 × 16192 sq ftLumber pile, patio furniture set
12 × 20240 sq ftLarge patio, small hay stack section
16 × 20320 sq ftMost common mid-size residential tarp

Bold = most widely available at hardware stores (Home Depot, Lowe’s, Tractor Supply).


Medium Tarps (Farm / Industrial Supply)

Size (ft)Approx AreaCommon Use
20 × 25500 sq ftSmall pool, crop row cover
20 × 30600 sq ftStandard inground pool cover
20 × 40800 sq ftLarge pool, medium hay stack
25 × 30750 sq ftAgricultural use
25 × 401,000 sq ftHay/silage stack

Bold = most common pool cover size for average rectangular inground pools.


Large Tarps (Specialty / Commercial)

Size (ft)Approx AreaCommon Use
30 × 401,200 sq ftLarge hay stacks, construction site
30 × 501,500 sq ftSilage pit cover
40 × 602,400 sq ftLarge commercial storage
50 × 1005,000 sq ftAgricultural field cover

Metric Equivalents

US Size (ft)Metric (m)Area (m²)
8 × 102.4 × 3.07.2
10 × 123.0 × 3.711.2
16 × 204.9 × 6.129.7
20 × 306.1 × 9.155.7
20 × 406.1 × 12.274.3
30 × 409.1 × 12.2111.5

Tarp Weight and Thickness Ratings

Tarp weight is measured in grams per square metre (GSM) or ounces per square yard, and thickness in mil (thousandths of an inch):

RatingThicknessWeightDurabilityBest For
Light duty1.5–3 mil90–110 GSM1 seasonCamping, emergency, light cover
Standard3–5 mil110–140 GSM2–3 seasonsGeneral outdoor, woodpile
Heavy duty6–8 mil140–180 GSM3–5+ seasonsHay, construction, equipment
Super heavy10–12 mil200+ GSM5–10 yearsFlatbed, permanent installation
Vinyl / PVC12–20 mil400+ GSM10+ yearsCommercial, flatbed truck, long-term

Tarp Material Types

MaterialWater ResistanceUV ResistanceWeightNotes
Polyethylene (PE)ExcellentModerateLightMost common. Inexpensive.
Poly-canvas blendGoodGoodMediumBreathable. Good for woodpiles.
Vinyl / PVCExcellentExcellentHeavyBest durability. Most expensive.
CanvasGoodPoor (untreated)HeavyBreathable. Mold risk if wet.
Silage film (PE)ExcellentGoodLightSingle-use. For hay and silage only.

For detailed specs on each material type and which to choose by use case, see the Tarp Types Guide.


What Size Tarp for Common Uses

UseTarp Size
Camping tent footprint8 × 10 or 10 × 12
Pickup truck bed (6 ft)10 × 12
Average car cover16 × 20
15 × 30 ft inground pool20 × 30
4-row bale stack (40 bales)20 × 40 to 25 × 40
Standard flatbed (48 ft)Two 8 × 25 ft flatbed tarps
Silage pit (100 × 50 ft)50 × 100 + 30 × 30 anchor

Use the Tarp Size Calculator to get exact dimensions for your specific project.

See also: Tarp Size Formula and Tarp Types Guide.

References & Sources

  1. [1] ASTM D4675 — Polyethylene Sheeting Standard (opens in new tab)
  2. [2] US Farm Bureau — Hay Storage Recommendations (opens in new tab)
  3. [3] OSHA — Construction Tarp Requirements (opens in new tab)