List of Washington Nationals team records

The Washington Nationals are a United States Major League Baseball franchise based in Washington, D.C.

Franchise records
What follows are the Washington Nationals/Montreal Expos team records. Records before 2005 are by Montreal Expos, records from 2005 are by Washington Nationals.

Batting

 * Batting Average: Juan Soto, .351 (2020)
 * On-base Percentage: Juan Soto, .490 (2020)
 * Slugging Percentage: Juan Soto, .695 (2020)
 * OPS: Juan Soto, 1.185 (2020)
 * At Bats: Trea Turner, 664 (2018)
 * Runs: Tim Raines, 133 (1983)
 * Hits: Vladimir Guerrero, 206 (2002)
 * Total Bases: Vladimir Guerrero, 379 (2000)
 * Doubles: Mark Grudzielanek, 54 (1997)
 * Home Runs: Alfonso Soriano, 46 (2006)
 * Runs Batted In: Vladimir Guerrero, 131 (1999)
 * Walks: Juan Soto, 145 (2021)
 * Strikeouts: Danny Espinosa, 189 (2012)
 * Stolen Bases: Ron LeFlore, 97 (1980)
 * Singles: Mark Grudzielanek, 157 (1996)
 * Runs Created: Bryce Harper, 161 (2015)
 * Extra-Base Hits: Vladimir Guerrero, 84 (1999)
 * Times on Base: Juan Soto, 304 (2021)
 * Hit By Pitch: Ron Hunt, 50 (1971)
 * Sacrifice Hits: Larry Lintz, 23 (1974)
 * Sacrifice Flies: Andre Dawson, 18 (1983)
 * Intentional Walks: Vladimir Guerrero, 32 (2002)
 * At Bats per Strikeout: Gary Sutherland, 25.3 (1971)
 * At Bats per Home Run: Bryce Harper, 12.4 (2015)

Pitching

 * ERA: Pedro Martínez, 1.90 (1997)
 * Wins: Gio González, 21 (2012)
 * Won-Loss %: Bryn Smith, .782 (1985)
 * WHIP: Max Scherzer, 0.902 (2017)
 * Games: Mike Marshall, 92 (1973)
 * Saves: Chad Cordero, 47 (2005)
 * Innings: Steve Rogers, 301 ⅔ (1977)
 * Strikeouts: Pedro Martínez, 305 (1997)
 * Games Started: Steve Rogers, 40 (1977)
 * Complete Games: Bill Stoneman, 19 (1971)
 * Walks Allowed: Bill Stoneman, 146 (1971)
 * Hits Allowed: Carl Morton, 281 (1970)
 * Strikeout to Walk: Max Scherzer, 8.11 (2015)
 * Losses: Steve Rogers, 22 (1974)
 * Earned Runs Allowed: Steve Rogers, 126 (1974)
 * Wild Pitches: Steve Renko, 19 (1974)
 * Hit Batsmen: Ramón Ortiz, 18 (2006)
 * Batters Faced: Bill Stoneman, 1,243 (1971)
 * Games Finished: Mike Marshall, 73 (1973)

Career records
† minimum of 1500 plate appearances ‡ minimum of 500 innings pitched