Vinyl Fence Panel Calculator

Estimate how many pre-made vinyl fence panels and posts a fence run requires, accounting for gates.

Fence Length (ft)

Total linear feet of fence line, including where gates will go.

Panel Width (ft)

Standard pre-made vinyl fence panels are 6 or 8 ft wide.

Number of Gates

Each gate opening replaces one panel-width section.

Gate Width (ft)

Standard walk gates are 3-4 ft; drive gates are 10-12 ft.

Vinyl fencing is typically installed using pre-made panels rather than built board-by-board, so the key number is how many full panel-widths fit into the fence run once gate openings are subtracted out. This calculator subtracts the total width taken up by gates from the overall fence length, then divides the remainder by the standard panel width to get a panel count, rounding up since a partial panel still means buying a full one (or a custom-cut piece).

Post count follows directly from panel count: each panel needs a post on both ends, but adjacent panels share a post, so the formula is panels + 1 for a straight run, plus one extra post at each gate opening to frame it.

Frequently Asked Questions

What size are standard vinyl fence panels?

Most pre-made vinyl fence panels come in 6 ft or 8 ft widths, with heights commonly ranging from 4 ft (picket style) to 6 ft (privacy style).

How many posts do I need for a vinyl fence?

You generally need one more post than the number of panels, since adjacent panels share a post — plus one additional post at each gate opening to frame the gate.

Can vinyl fence panels be cut to fit an odd-length run?

Most vinyl panels are not easily field-cut without special end brackets, so fence runs are usually adjusted slightly (or use a shortened end panel from the manufacturer) to fit full or supported partial panel widths.