| season | 
numeric | 
NFL season. Defaults to current year after March,
otherwise is previous year. | 
| team | 
character | 
NFL team. Uses official abbreviations as per
NFL.com | 
| position | 
character | 
Primary position as reported by NFL.com | 
| depth_chart_position | 
character | 
Position assigned on depth chart. Not always
accurate! | 
| jersey_number | 
numeric | 
Jersey number. Often useful for joins by
name/team/jersey. | 
| status | 
character | 
Roster status: describes things like Active, Inactive,
Injured Reserve, Practice Squad etc | 
| full_name | 
character | 
Full name as per NFL.com | 
| first_name | 
character | 
First name as per NFL.com | 
| last_name | 
character | 
Last name as per NFL.com | 
| birth_date | 
date | 
Birthdate, as recorded by Sleeper API | 
| height | 
character | 
Official height, in inches | 
| weight | 
character | 
Official weight, in pounds | 
| college | 
character | 
Official college (usually the last one attended) | 
| high_school | 
character | 
High school | 
| gsis_id | 
character | 
Game Stats and Info Service ID: the primary ID for
play-by-play data. | 
| espn_id | 
numeric | 
Player ID for ESPN API | 
| sportradar_id | 
character | 
Player ID for Sportradar API | 
| yahoo_id | 
numeric | 
Player ID for Yahoo API | 
| rotowire_id | 
numeric | 
Player ID for Rotowire | 
| pff_id | 
numeric | 
Player ID for Pro Football Focus | 
| pfr_id | 
character | 
Player ID for Pro Football Reference | 
| fantasy_data_id | 
numeric | 
Player ID for FantasyData | 
| sleeper_id | 
character | 
Player ID for Sleeper API | 
| years_exp | 
numeric | 
Years played in league | 
| headshot_url | 
character | 
A URL string that points to player photos used by
NFL.com (or sometimes ESPN) | 
| ngs_position | 
character | 
Primary position as reported by the NextGen stats
API. | 
| week | 
numeric | 
The most recent week of that season that a player
appeared on the roster. | 
| game_type | 
character | 
The most recent game type of that season that a player
appeared on the roster. | 
| status_description_abbr | 
character | 
A code corresponding to a particular NFL status. | 
| football_name | 
character | 
The nickname or first name typically used by a
player. | 
| esb_id | 
character | 
Player ID for Elias Sports Bureau | 
| gsis_it_id | 
numeric | 
Player ID for the GSIS IT API | 
| smart_id | 
character | 
Player ID hash for a player’s ESB ID | 
| entry_year | 
numeric | 
The year a player first became eligible to play in the
NFL. | 
| rookie_year | 
numeric | 
The year a player lost their rookie eligibility. | 
| draft_club | 
character | 
The team that originally drafted a player. NA if a
player went undrafted in their draft-eligible year. | 
| draft_number | 
numeric | 
The number pick that was used to select a given
player. |