Football Field Dimensions, Size, Diagram

American football field dimensions and size are standard across all levels of play including high school, college and pros.

Football Field Dimensions

Let’s take a look at some of the important measurements and distances used on the gridiron.

How long is a football field?

The playing field is 100 yards long with two end zones, 10 yards (or 30 feet) deep, on each end. Thus, the total length of a football field measures 120 yards. Yard lines are marked every 5 yards and numbered every 10 yards. Short hash marks indicate one-yard increments on the field.

The biggest difference between the professional field and a college or high school field is the distance between the hash marks and the goalpost height.

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How many meters in a football field? A 100-yard long playing field equals 91.44 meters.

How wide is a football field?

The width of a football field is 53-1/3 yards, or 160 feet wide.

So, what is a football field size? Football field dimensions are 100 yards by 53 and 1/3 yards. Two end zones, each 10 yards deep, are positioned at either end of the field.

What are high school football field dimensions?

Football field dimensions image

The playing field is 100 yards long by 53-1/3 yards wide.

What are college football field dimensions?

College football field dimensions are 100 yards long by 53-1/3 yards wide.

What are NFL football field dimensions?

The playing field is 100 yards long by 53-1/3 yards wide.

Length between hash marks:

The distance between the two sets of hash marks decreases with each higher level of play. The NFL field has the closest hash tags, in line with the width of the goal posts.

High school

The distance between hash marks in high school football is 53 feet 4 inches.

College

40 feet.

NFL

18 feet, 6 inches.

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Why the difference is hashmark lengths? The NFL was trying to increase the offensive fire power in the league. Consequently, the rules committee elected to move hash marks closer together. Learn more about football hash marks here.

How many acres is a football field?

The playing field plus two end zones (120 yards long) of a football field covers just over one acre (1.32 acres).

How many yards is a football field?

The field of play is 100 yards long, with a 10-yard deep end zone on each end.

How many feet is a football field?

The football playing field is 300 feet long by 160 feet wide.

How many square feet is a football field?

The total area of the football field, including end zones, is 57,600 square feet.

Goalpost Dimensions

football goalpost dimensions image

The uprights in college and professional leagues stand 20 feet tall above a crossbar 18 feet 6 inches wide. The high school crossbar is slightly wider, at 23 feet 4 inches wide.

The total height of the goalpost varies depending on level of play; goalposts stand 35 feet tall in the NFL, a minimum of 10 yards tall for college and a minimum of 10 feet high for high school.

What is a gridiron?

The parallel lines marking the yards of a 100 yard playing field resemble a cooking gridiron. The term is usually used to indicate the American football field of play.

Football Sizes

Different football sizes are used depending on players’ ages. Young athletes use a smaller football to accommodate smaller hands. In high school, college and the NFL, a full-sized football is used. Here is a list of the exact football measurements used in each level:

Junior Leagues (usually ages 9-12)

Size: 10.5 inches long, 6 inches wide, 18.5 inches in diameter.

Youth Leagues (usually ages 12-14)

Size: 11 inches long, 6.5 inches wide, 19.5 inches in diameter.

High School

The standard high school football size is 11 inches long, 7 inches wide, 21 inches in diameter.

College

Size: 11 inches long, 7 inches wide, 21 inches in diameter.

NFL

Size: 11 inches long, 7 inches wide, 21 inches in diameter.

Length of Football Game – How long does a football game last?

NFL and college games are 60 minutes long and consists of four quarters, 15 minutes each. In high school, the game is 48 minutes in length, with 12 minute quarters.

All football games last much longer in real time, due to play stoppages, team time outs, halftime and injury time outs. In NFL games, the average time from beginning to end is just over 3 hours.

Football Fun Facts

What is the longest NFL game ever?

The longest game in NFL history was a 1971 AFC divisional playoff game. It lasted 82 minutes and 40 seconds. The game went to two overtime periods before the Miami Dolphins defeated the Kansas City Chiefs 27 to 24 with a game winning kick by Garo Yepremian.

How many football fields in a mile?

It would take 17.6 football fields placed end-to-end to make one mile.

How many football players are allowed on the field at one time?

Two teams of 11 players each (22 total) play at one time.

What college teams have ugly colored fields?

The grass or turf of some college fields is colored to match the school’s team colors. Some of the most jarring fields are the bright red turf of Roos Field at Eastern Washington University and the bright blue field in Albertsons Stadium at Boise State University.

What is the longest field goal ever kicked?

The longest NFL field goal ever made is 64 yards by Matt Prater on December 8, 2013. He broke the previous record of 63 yards that was held for many years by Tom Dempsey (1970).

How many square feet in a football field?

The entire area of the football field, including end zones, equals 57,600 square feet.

When was the first indoor Super Bowl?

The Louisiana Superdome played host to the Dallas Cowboys and the Denver Broncos for Super Bowl XII in 1978 in the first indoor Super Bowl.

What is the biggest football stadium?

In college,Michigan Stadium has the largest capacity stadium. It can hold a crowd of 107,601 people. They call it the “Big House” for a reason!

The Los Angeles Memorial Coliseum holds the bragging rights for the largest stadium in the NFL. It’s capacity is 93,607 people.

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