Route 21 Map
Click the map to open it interactively.
Pokémon in Route 21
Wild encounters in Pokémon Yellow, with rates and levels.
Grass / Cave
 | Pidgey | Lv.11–17 | 54.7% |
 | Rattata | Lv.13–15 | 29.7% |
 | Pidgeotto | Lv.15–19 | 10.5% |
 | Raticate | Lv.15 | 5.1% |
Surfing
 | Tentacool | Lv.5–40 | 100% |
Old Rod
 | Magikarp | Lv.5 | 100% |
Good Rod
 | Goldeen | Lv.10 | 50% |
 | Poliwag | Lv.10 | 50% |
Super Rod
| Tentacool | Lv.15–30 | 59.8% |
 | Staryu | Lv.20 | 29.7% |
 | Tentacruel | Lv.30 | 10.5% |
Route 21 Trainers
9 trainers with full parties.
Fisherman
SeakingLv.28GoldeenLv.28SeakingLv.28SeakingLv.28Fisherman
MagikarpLv.27MagikarpLv.27MagikarpLv.27MagikarpLv.27MagikarpLv.27MagikarpLv.27
Swimmer
SeadraLv.33TentacruelLv.33
Cue Ball
TentacoolLv.31TentacoolLv.31TentacruelLv.31Swimmer
StarmieLv.37Swimmer
StaryuLv.33
WartortleLv.33Swimmer
PoliwhirlLv.32TentacoolLv.32SeadraLv.32Fisherman
ShellderLv.31
CloysterLv.31Fisherman
SeakingLv.33GoldeenLv.33Where is Route 21 in Pokémon Yellow?
Every way in and out of this location.
In Pokémon Yellow, Route 21 is reached from Cinnabar Island and Pallet Town.
How to get through Route 21
Route 21 leads to 2 other places.
Walkthrough
Route 21 is stop 46 of 52 following the connections outward from Pallet Town. It is a route through the map, not the story order.