How Many Pokémon Can You Get Without Evolving in Pokémon Red?
The player can get up to 124 species total in Red without trading, as described here. Without evolving any Pokémon, and only collecting evolutionary stages that the player can get in the wild, as a gift or purchase, or from an in-game trade, the player can get up to 102 species. Of the 124 possible species in Red, the Pokémon unavailable without evolving are as follows:
- Starter Evolutions (2) - 2 total
- The Starters are only available in their base forms, leaving their evolutions inaccessible.
- Stone Evolutions (10) - 12 total
- Nidoqueen, Nidoking, Clefable, Vileplume, Arcanine, Poliwrath, Cloyster, Exeggutor, Starmie, and two of Eevee's evolutions are inaccessible.
- Fossils (1) - 13 total
- The Fossils can only be revived into their base forms, leaving their evolutions inaccessible.
- Other (9) - 22 total
- Butterfree, Beedrill, Pidgeot, Primeape, Tentacruel, Rapidash, Gyarados, Dragonair, and Dragonite are inaccessible.
Professor Oak(-ish) Challenge Notes
This just contains a list of areas you can find each Pokémon, ordered as though you are playing a Professor Oak challenge and therefore need to obtain every Pokémon as early as possible.
Pre-Badge 1 (Brock) - 11 Total Pokémon
Badge 1 through Badge 2 (Misty) - 26 Total Pokémon
- Walking on Route 3: Jigglypuff (12 total)
- Purchase on Route 4: Magikarp (13 total)
- Walking in Mt. Moon (all floors): Zubat (14 total)
- Walking in Mt. Moon (all floors): Geodude (15 total)
- Walking in Mt. Moon (all floors): Paras (16 total)
- Walking in Mt. Moon (all floors): Clefairy (17 total)
- Walking on Route 4: Ekans (18 total)
- Walking on Route 24: Oddish (19 total)
- Walking on Route 24: Abra (20 total)
- Walking on Route 5: Mankey (21 total)
- In-game Trade in Vermilion City: Farfetch'd: Trade your Spearow (22 total)
- Walking on Route 11: Drowzee (23 total)
- Walking in Diglett's Cave: Diglett, Dugtrio (25 total)
- In-game Trade on Route 2: Mr. Mime: Trade your Jigglypuff (26 total)
Badge 2 through Badge 3 (Koga) - 68 Total Pokémon
- Walking on Route 10: Voltorb (27 total)
- Walking in Rock Tunnel (both floors): Machop (28 total)
- Walking in Rock Tunnel (both floors): Onix (29 total)
- Walking on Route 8: Growlithe (30 total)
- Gift in Celadon City: Eevee (31 total)
- Purchase in Celadon Game Corner: Porygon (32 total)
- Walking on Route 16: Doduo (33 total)
- Walking on Route 16: Raticate (34 total)
- Walking in Pokémon Tower (3F and above): Gastly, Haunter (36 total)
- Walking in Pokémon Tower (3F and above): Cubone (37 total)
- Static encounter on Route 12 or 16: Snorlax (38 total)
- Fishing (Good Rod) on Route 10: Poliwag (39 total)
- Fishing (Super Rod) on Route 10: Poliwhirl (40 total)
- Fishing (Super Rod) on Route 10: Slowpoke (41 total)
- Fishing (Super Rod) in Vermilion City: Shellder (42 total)
- Fishing (Super Rod) in Vermilion City: Krabby (43 total)
- Fishing (Super Rod) in Fuchsia City: Goldeen, Seaking (45 total)
- Fishing (Super Rod) on Route 19: Horsea (46 total)
- Fishing (Super Rod) on Route 19: Staryu (47 total)
- Fishing (Super Rod) on Route 24: Psyduck (48 total)
- Fishing (Super Rod) in Viridian City: Tentacool (49 total)
- In-game Trade in Cerulean City: Jynx: Trade your Poliwhirl (50 total)
- Walking on Route 15: Venonat (51 total)
- Walking on Route 15: Gloom (52 total)
- Walking on Route 15: Pidgeotto (53 total)
- Walking on Route 14: Ditto (54 total)
- Walking on Route 17: Fearow (55 total)
- Walking in the Safari Zone (Center and North): Rhyhorn (56 total)
- Walking in the Safari Zone (all areas): Exeggcute (57 total)
- Walking in the Safari Zone (all areas): Nidorino (58 total)
- Walking in the Safari Zone (Center and North): Nidorina (59 total) (alternatively, trade your Nidorino on Route 11)
- Walking in the Safari Zone (Center and East): Parasect (60 total)
- Walking in the Safari Zone (Center and East): Scyther (61 total) (alternatively, purchase a Scyther in Celadon Game Corner)
- Walking in the Safari Zone (Center and North): Chansey (62 total)
- Walking in the Safari Zone (East and West): Kangaskhan (63 total)
- Walking in the Safari Zone (North and West): Venomoth (64 total)
- Walking in the Safari Zone (North and West): Tauros (65 total)
- Fishing (Super Rod) in the Safari Zone (all areas): Dratini (66 total) (alternatively, purchase a Dratini in Celadon Game Corner)
- Gift in the Fighting Dojo: One of Hitmonlee or Hitmonchan (67 total)
- Gift in Silph Co. (7F): Lapras (68 total)
Badge 3 through Badge 4 (Erika) - 88 Total Pokémon
Badge 4 through Badge 5 (Lt. Surge) - 89 Total Pokémon
Badge 5 through Badge 6 (Sabrina) - 90 Total Pokémon
- Fishing (Super Rod) on Route 23: Kingler (90 total)
Badge 6 through Badge 8 - 91 Total Pokémon
Badge 8 through Elite Four - 95 Total Pokémon
Post-Elite Four - 102 Total Pokémon