POKEMON GAMES EFFORT VALUES TRAINING GUIDE

This is just a simple guide listing all the best places to train for EVs. If you are uncertain as to what EVs are, check out Psypoke's Effort Values Guide.

Diamond & Pearl | Ruby | Sapphire | Emerald | FireRed | LeafGreen

Pokemon Diamond & Pearl

HP
Route 212 East (Surf) - Awards 1 Effort Point. Encounter Rate: 90%
Route 212 East (Surf) - Awards 2 Effort Points. Encounter Rate: 10%

Attack
Use Super Rod on Route 229 - Awards 2 Effort Points. Encounter Rate: 100%
(Kricketune) Route 212 North - Awards 2 Effort Points. Encounter Rate: 60%

Defense
Ruin Maniac Tunnel/Cave/Extension - Awards 1 Effort Point. Encounter Rate: 80%, 95% and 90%
Pokemon League & Route 224 (Surf) - Awards 2 Effort Points. Encounter Rate: 65%

Speed
Routes 225 & 226 Morning Only - Awards 2 Effort Points. Encounter Rate: 60%
Routes 227 & 228 (Surf) - Awards 2 Effort Points. Encounter Rate: 70%
Use Old Rod in any water - Awards 1 Effort Point. Encounter Rate: 100%

Special Attack
Old Chateau - Awards 1 Effort Point. Encounter Rate: 100%
Resort Area (Surf) - Awards 2 Effort Points. Encounter Rate: 100%

Special Defense
Route 223 & Sunyshore City (Surf) - Awards 2 Effort Points. Encounter Rate: 60%