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Pokemon Red and Blue Route 3 Walkthrough

Cascade Badge

Route 3 section for the Pokemon Red and Blue walkthrough with wild Pokemon, trainers, items, hidden items, coordinates, and boss strategy.

By Damodar Sharma Updated June 19, 2026 Walkthrough

Push through the first long trainer route and reach the Mt. Moon Pokemon Center. This page is a standalone section for Phase 2: Cascade Badge, with source-backed Red/Blue encounter, trainer, item, hidden item, and boss data.

Source maps

Route 3 and Mt. Moon Pokemon Center.

Wild rows3 Trainers8 Items0

Route plan

Route 3 is trainer-dense; rotate catches so one Pokemon does not absorb every fight.

Wild Pokemon

Area / subarea Version Method Pokemon Level Odds Condition / requirement
Route 3BothTall grass / cave floor Pidgey Red and Blue sprite Pidgey 6-845%Encounter rate 20; no time-of-day split in Red/Blue.
Route 3BothTall grass / cave floor Spearow Red and Blue sprite Spearow 5-845%Encounter rate 20; no time-of-day split in Red/Blue.
Route 3BothTall grass / cave floor Jigglypuff Red and Blue sprite Jigglypuff 3-711%Encounter rate 20; no time-of-day split in Red/Blue.

Trainers

Route order Trainer Team Reward Optional / rematch note
1. Route 3 (10, 6)Bug Catcher trainer spriteBug CatcherParty #4
Caterpie Red and Blue sprite Caterpie Lv. 10 Weedle Red and Blue sprite Weedle Lv. 10 Caterpie Red and Blue sprite Caterpie Lv. 10
$100One-time trainer; no rematch in Red/Blue.
2. Route 3 (14, 4)Youngster trainer spriteYoungsterParty #1
Rattata Red and Blue sprite Rattata Lv. 11 Ekans Red and Blue sprite Ekans Lv. 11
$165One-time trainer; no rematch in Red/Blue.
3. Route 3 (16, 9)Lass trainer spriteLassParty #1
Pidgey Red and Blue sprite Pidgey Lv. 9 Pidgey Red and Blue sprite Pidgey Lv. 9
$135One-time trainer; no rematch in Red/Blue.
4. Route 3 (19, 5)Bug Catcher trainer spriteBug CatcherParty #5
Weedle Red and Blue sprite Weedle Lv. 9 Kakuna Red and Blue sprite Kakuna Lv. 9 Caterpie Red and Blue sprite Caterpie Lv. 9 Metapod Red and Blue sprite Metapod Lv. 9
$90One-time trainer; no rematch in Red/Blue.
5. Route 3 (23, 4)Lass trainer spriteLassParty #2
Rattata Red and Blue sprite Rattata Lv. 10 Nidoran M Red and Blue sprite Nidoran M Lv. 10
$150One-time trainer; no rematch in Red/Blue.
6. Route 3 (22, 9)Youngster trainer spriteYoungsterParty #2
Spearow Red and Blue sprite Spearow Lv. 14
$210One-time trainer; no rematch in Red/Blue.
7. Route 3 (24, 6)Bug Catcher trainer spriteBug CatcherParty #6
Caterpie Red and Blue sprite Caterpie Lv. 11 Metapod Red and Blue sprite Metapod Lv. 11
$110One-time trainer; no rematch in Red/Blue.
8. Route 3 (33, 10)Lass trainer spriteLassParty #3
Jigglypuff Red and Blue sprite Jigglypuff Lv. 14
$210One-time trainer; no rematch in Red/Blue.

Items And Hidden Items

No visible, hidden, or scripted item rewards are listed for this section.

Boss Strategy

No boss or Rival branch is attached to this section.

Completion Checklist

  • Defeat all Route 3 trainers.
  • Buy Magikarp if you want an early Gyarados project.
  • Heal before entering Mt. Moon.
  • Verify the wild table's version splits before leaving if you are filling the Pokedex.
  • Use the item rows as a visible-item and hidden-item sweep before moving to the next section.

Sources

  • pret/pokered: wild encounters, trainer parties, trainer money, map object events, hidden event items, rods, trades, and prize Pokemon.
  • Encounter odds aggregate the Gen I ten-slot rates: 51/256, 51/256, 39/256, 25/256, 25/256, 25/256, 13/256, 13/256, 11/256, and 3/256.
  • Red/Blue has no day/night encounter column; tables use Version, Method, and Condition instead.

Related articles

Pokemon Red and Blue Walkthrough HubPhase 2: Cascade BadgePrevious: Pewter City and Pewter GymNext: Mt. Moon