High School Football Field Dimensions Guide

A regulation high school football field measures 120 yards long by 53⅓ yards wide (360 ft × 160 ft) per NFHS rules, with 10-yard end zones, hash marks 40 feet apart, and 23'4" wide goal posts.

Setting up a high school football field starts with knowing the exact measurements. From the length and width of the field to the spacing of hash marks and the placement of goalposts, every detail matters for safety, fairness, and meeting NFHS rules. This guide walks you through all the standard dimensions along with helpful tips for field layout and choosing the right protective covers so your team is ready for the Friday night lights.

View NFHS Football Field Diagram

Official NFHS High School Football Field Dimensions

Overall High School Football Playing Surface

• Length (goal line → goal line): 100 yards

• Total length (including end zones): 120 yards or 360 ft

• Width: 53 ⅓ yards or 160 ft

High School Football End Zones & Goal Lines

• End-zone depth: 10 yards

• Goal posts: Uprights centered on the end line

• Crossbar height: 10 ft

• Inside width: 23 ft 4 in

• Upright height: 20 ft standard; many varsity programs install 30-ft uprights for extra visibility

Yard Lines, Hash Marks & Field Numbers

• Yard lines: Painted every 5 yd; bold stripes every 10 yd

• Hash-mark spacing: 53 ft 4 in from each sideline which is exactly 40 ft apart in the middle

• Nine-yard marks: 1-yd dashes 9 yd from each sideline for kickoff alignment

• Field numbers: 6 ft high × 4 ft wide, top of numeral set 27 ft from sideline

Team, Coach & Spectator Zones

• Team boxes: Between each 25-yard line, minimum 2 yd behind sideline

• Restricted (white) area: 6-foot border surrounding the entire field for officials

• Spectator fence buffer: Recommended 15 ft beyond the restricted area

High School Football Field vs. NFL, NCAA, Flag, and Youth Field Sizes

Takeaway: The high school football field has the same overall footprint as the NFL but differs in hash mark spacing and goal post width, which are important when comparing high school and NFL field specifications. Flag football and youth fields are much smaller, so their covers and diagrams should not be reused for varsity play.

How to Measure a High School Football Field

1. Gather a 300-foot measuring tape or laser meter, chalk reel, layout paint, and eight field stakes or pylons.
2. Start at the inside edge of one goal-line pylon and measure 100 yards straight to the opposite goal line.
3. Extend 10 yards beyond each goal line to establish the end lines.
4. Measure 53 and one-third yards perpendicular from each goal line to snap the sidelines, and confirm 90-degree angles using the 3 4 5 method or a laser.
5. Mark 4-inch-wide lines every 5 yards across the field and paint bold numbers at every 10-yard interval, placing number tops 27 feet from each sideline.
6. Measure 53 feet 4 inches in from each sideline to locate the hash marks, and paint 4-inch by 24-inch dashes every yard.

Pro Tip: Ask your vendor to align grommet rows with major yard-line seams; no on-site trimming, no wind pockets, zero trip hazards.

Getting the details right on a high school football field is more than a best practice; it is essential for safety, performance, and compliance. From the precise field dimensions in feet including 360 feet in length and 160 feet in width to the correct placement of end zones and hash marks, accuracy is everything. Field managers and coaches who understand these measurements can better maintain a durable, game-ready playing surface.

Explore Football Field Products

High School Football Field Dimensions FAQs

How wide is a high school football field?

A regulation high school football field is 53 ⅓ yards (160 feet) wide from sideline to sideline. The NFHS width matches NCAA college and NFL professional fields exactly — the differences between levels are internal (hash mark spacing and goal post width), not the overall footprint.

How big is a high school football field?

A regulation NFHS field covers 57,600 square feet of playing area (360 ft × 160 ft), or roughly 1.32 acres. This includes the 100-yard playing field plus two 10-yard end zones.

How long is a high school football field?

A high school football field is 120 yards (360 feet) long including both end zones, or 100 yards goal-to-goal. End zones are 10 yards deep. Total length matches NCAA and NFL fields.

What are the official high school football field dimensions in feet?

A standard high school football field measures 360 feet long by 160 feet wide. That breaks down to a 300-foot playing field (100 yards goal-to-goal) plus two 30-foot (10-yard) end zones, with hash marks 53 feet 4 inches from each sideline and 40 feet apart in the middle.

Are high school football fields the same size as college fields?

Yes, in overall footprint. Length and width are identical at 120 yards by 53 ⅓ yards for both NFHS and NCAA. Hash mark spacing also matches at 40 feet apart. The main difference is goal post width: 23 feet 4 inches in high school versus 18 feet 6 inches in NCAA, which affects field goal kicking targets and goal post padding sizing.

How wide are high school football goal posts?

High school football goal posts have uprights 23 feet 4 inches apart (inside-to-inside) with the crossbar 10 feet above the ground. NFHS Rule 1-2-3d requires uprights to extend a minimum of 10 feet above the crossbar; most installations use 20- to 30-foot upright extensions for visibility on long field goal attempts.