First Down in Football: Definition, Rules & FAQs

What Exactly Is a First Down?

In American and Canadian football, a “down” is one play from scrimmage. The offense has four downs to move the ball at least 10 yards toward the opponent’s end zone. The first of those four plays is called “first down.” If the offense gains the required 10 yards within those four plays, they receive a new first down—often announced as “first and ten” because it’s first down with 10 yards to go.

If they fail to gain 10 yards after four downs, possession turns over to the other team at the spot where the fourth down ended (unless they punt or attempt a field goal). The down system is the core clockwork of football: it decides who keeps the ball and how far they must advance it.

How the Down System Works

Each play starts with a down number and a distance. The down number tells you which attempt it is (1st, 2nd, 3rd, or 4th), and the distance tells you how many yards are still needed to reach the original 10-yard goal. For example:

1st and 10: First play of a new series; 10 yards needed.
2nd and 6: Second play; only 6 yards remain to get a new first down.
3rd and 3: Third play; 3 yards needed. If they make it, they reset to 1st and 10.

If a penalty moves the ball backward, the distance can become longer (e.g., 1st and 15). If a penalty moves it forward, the distance shortens (e.g., 1st and 5). The chains—the orange sticks on the sideline—mark the line to gain. The offense must get the ball to or beyond that line by the end of a play to earn a new first down.

How to Earn a First Down

There are several ways to achieve a first down, and understanding them helps you follow any game:

Gain 10 yards in four plays: The most common way. Running or passing the ball past the line to gain on any of the four downs resets the count.
Defensive penalty: Certain penalties on the defense (e.g., pass interference, holding) automatically award a first down, regardless of yardage gained.
Touchdown: Scoring a touchdown also results in a new first down for the scoring team on the ensuing kickoff (though they usually kick off, not run a play).
Safety: If the defense commits a safety, the offense receives a free kick, but that’s not a first down in the traditional sense.
Turnover on downs: If the defense takes over on downs, they start with a first down at that spot.
Muffed punt or kick: If the receiving team fumbles a punt and the kicking team recovers, they get a first down at the recovery spot.
Penalty on the kicking team: On a punt, if the kicking team commits a penalty (e.g., running into the kicker), the receiving team may get a first down.

In practice, teams rarely use all four downs to gain 10 yards; they usually try to get the needed yards on first and second down, then use third down as a safety net, and punt on fourth down if they’re too far away.

Common Misconceptions and Confusions

Many new fans confuse “first down” with “first and ten.” They are related but not identical. “First down” simply means it’s the first play of a series. “First and ten” tells you the distance needed. You can have a first down with less than 10 yards to go if a penalty moved the ball forward (e.g., 1st and 5).

Another common question: does a first down always mean 10 yards? No. In Canadian football, it’s 10 yards as well, but the field is longer and there are only three downs, not four. In arena football, it’s 10 yards with four downs, but the field is much shorter. So the yardage is consistent, but the number of downs and field dimensions vary by league.

Also, a first down is not the same as a “first down” in the sense of a first attempt at a play. It’s a specific term for the first of four plays in a series. You’ll hear announcers say “They need 3 yards for the first down,” which means they need 3 yards to reach the line to gain and reset the down count.

Why the 10-Yard Distance?

The 10-yard distance was part of the original rules established in the late 19th century. The first intercollegiate football rules in 1876 specified that a team must advance the ball 5 yards in three downs. In 1882, the rules changed to require 10 yards in three downs, and later to four downs. The 10-yard standard has remained in American football ever since. It wasn’t arbitrary—it was chosen to balance offense and defense, giving the offense a challenging but achievable goal that keeps the game moving.

In Canadian football, the distance is also 10 yards, but with only three downs, which makes for a more pass-heavy game. The shorter field (110 yards vs. 100 yards) and wider goalposts also affect strategy, but the first-down concept is the same.

First Down in Different Leagues and Levels

While the basic rule is universal, there are variations:

NFL and NCAA: Four downs to gain 10 yards. In the NFL, the ball is spotted at the end of the play. In college, the spot is also the end of the play, but the clock stops briefly for a first down.
Canadian Football League (CFL): Three downs to gain 10 yards. The field is longer and wider, and the offense has more room to work.
High School: Follows NFHS rules, which are similar to NCAA but with some differences in clock management and penalty enforcement.
Arena Football: Four downs to gain 10 yards, but the field is only 50 yards long, so scoring is much higher.

In all cases, the principle is identical: advance the ball a set distance within a limited number of plays to keep possession.

Why First Downs Matter So Much

First downs are the lifeblood of an offense. A team that consistently gets first downs controls the clock, tires out the defense, and scores more often. Conversely, a defense that stops teams on third down gets off the field quickly, giving their offense more opportunities. The phrase “third down and long” (e.g., 3rd and 10) is a critical moment—if the offense doesn’t convert, they usually punt, giving the other team good field position.

Statistically, first downs are a key indicator of success. Teams that win the first-down battle often win the game, because they have more plays and better field position. Coaches often talk about “winning first down” as a priority, because it sets up more manageable second and third downs.

Frequently Asked Questions

Is a first down always 10 yards?

Yes, in American and Canadian football, the standard distance to earn a new first down is 10 yards from the line of scrimmage at the start of the series. However, penalties can change the distance (e.g., 1st and 15), but the original goal is always 10 yards.

What does “first and goal” mean?

When the offense is within 10 yards of the end zone, the distance to a first down is less than 10 yards. For example, if the ball is on the 5-yard line, it’s “first and goal” because the goal is to score a touchdown, not just get a first down. If they don’t score in four downs, the defense takes over at the spot of the fourth down.

Can a team get a first down on a penalty?

Yes. Certain defensive penalties (e.g., pass interference, roughing the passer, defensive holding) result in an automatic first down for the offense, regardless of the yardage gained on the play. Some offensive penalties can also result in a first down if they move the ball past the line to gain.

What happens if a team doesn’t get a first down in four plays?

If they fail to gain 10 yards in four downs, the ball is turned over to the other team at the spot where the fourth down ended. This is called “turnover on downs.” Teams often punt on fourth down to avoid giving the opponent good field position.

How is a first down measured?

The chain crew uses a 10-yard chain and two poles to mark the line of scrimmage and the line to gain. If the ball is spotted at or beyond the line to gain, it’s a first down. In close calls, officials may use a measurement, which brings the chains onto the field to check.

Why is it called a “down”?

The term “down” comes from the action of the ball being “downed”—that is, placed on the ground at the start of each play. Each play is a “down,” and the number indicates which play in the series it is.

Sources: The IFAB Laws of the Game. Menus and buttons can differ slightly by version. Spotted something out of date? Tell us.