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A worked sheet-weight estimate

1/2 inch Marine plywood Sheet Weight

An exact 4 × 8-foot 1/2 in marine plywood sheet weighs approximately 41.6 lb (18.9 kg) at 500 kg/m³. Reference density range: 37.5–45.8 lb.

Adjust this in the calculator
Per sheet
41.6 lb18.9 kgDensity range: 37.5–45.8 lb / 17.0–20.8 kg
Total sheet weight
41.6 lb18.9 kgDensity range: 37.5–45.8 lb / 17.0–20.8 kg
Weight per square foot
1.3 lb/ft²6.3 kg/m²
Sheet area
32.0 ft²3.0 m²

Joubert Marine Ply Okoume model; not a density for every marine species or grade. Actual weights may differ by ±20%, or more for wet and different-core products.

4 × 8-foot sheets: 1–20 weight table

Totals multiply the unrounded sheet estimate. Values below are rounded to one decimal for readability and exclude packaging, pallets, coatings, and other cargo. Density ranges are model inputs, not guaranteed shipping-weight bounds.

1/2 in Marine plywood · exact 4 × 8 ft
SheetsTotal lbTotal kgRange lbRange kg
141.618.937.5–45.817.0–20.8
283.237.874.9–91.634.0–41.5
3124.956.6112.4–137.351.0–62.3
4166.575.5149.8–183.168.0–83.1
5208.194.4187.3–228.985.0–103.8
6249.7113.3224.7–274.7101.9–124.6
7291.3132.1262.2–320.5118.9–145.4
8332.9151.0299.7–366.2135.9–166.1
9374.6169.9337.1–412.0152.9–186.9
10416.2188.8374.6–457.8169.9–207.7
11457.8207.7412.0–503.6186.9–228.4
12499.4226.5449.5–549.4203.9–249.2
13541.0245.4486.9–595.1220.9–270.0
14582.7264.3524.4–640.9237.9–290.7
15624.3283.2561.9–686.7254.9–311.5
16665.9302.0599.3–732.5271.8–332.3
17707.5320.9636.8–778.3288.8–353.0
18749.1339.8674.2–824.0305.8–373.8
19790.8358.7711.7–869.8322.8–394.5
20832.4377.6749.1–915.6339.8–415.3

How this estimate is calculated

The dimensions are 1.2192 m × 2.4384 m × 0.012700 m. Multiply them to obtain 0.037755795 m³. Multiplying by 500 kg/m³ gives 18.877898 kg per sheet, then divide by 0.45359237 for pounds. The area is 32 ft²; the representative weight per square foot is 1.3 lb/ft².

The selected density model is 500 kg/m³ with 450–550 kg/m³ reference variation, from Joubert Marine Ply technical data sheet. Joubert Marine Ply Okoume model; not a density for every marine species or grade. Check your supplier's exact panel weight when that information is available.

Compare another sheet size

At the same thickness and density, a 4 × 10-foot sheet is 52.0 lb (23.6 kg), 25% more than a 4 × 8. An exact 5 × 5-foot sheet is 32.5 lb (14.7 kg), with 25 rather than 32 square feet of area. Actual metric stock sizes can be slightly different. Use custom dimensions for the manufacturer's measurements.

Thickness and density scale weight linearly in this model. A nominal inch label is not automatically converted to a nearby metric product: 1/2 in means 12.7 mm here. The example is a volume calculation, not a promise that this exact material, thickness, and sheet size are sold together.

Pickup payload reference

Illustrative reference values only — not your truck's rated capacity. Compare the representative sheet total with 1,000 / 1,500 / 2,000 lb. Passengers, tools, accessories, packaging, and other cargo also use payload. Check your vehicle's actual available payload and the high weight estimate.

Sheet total versus reference values
ReferenceUsed by sheetsDifference
1,000.0 lb83.2%167.6 lb before other loads
1,500.0 lb55.5%667.6 lb before other loads
2,000.0 lb41.6%1,167.6 lb before other loads

This reference comparison uses 20 sheets. The table above gives each smaller quantity. Check the high-density total, passengers, equipment, and your own vehicle documentation before loading.

Frequently asked questions

Does this include water or a surface finish?

No added moisture or coating allowance is applied. The source density is the reference model; rain-soaked panels, laminate, or a different wood core need product-specific information.

Why can my store list a different weight?

Nominal thickness, actual dimensions, core construction, and moisture can differ. Use the exact supplier's documented sheet mass when available instead of assuming this reference model matches that product.

Other marine plywood thicknesses

Read the complete calculation and handling guide, check all density references, or browse every worked estimate.