Where to catch, #0021
Spearow in Diamond and Pearl: 2 places, levels 20 to 22
4 encounters by area
Places
Route 225 and Sea Route 226
Other games
Also found in 13 other games
Red and Green (Japan)Red and BlueYellowGold and SilverCrystalXDFireRed and LeafGreenPlatinumHeartGold and SoulSilverX and YSun and MoonUltra Sun and Ultra MoonLet's Go, Pikachu and Eevee