Anjalankoski is on the main Helsinki–Kouvola railway, with stops at Inkeroinen and Myllykoski. The train from Helsinki takes about 1h 30m to Inkeroinen; from Kouvola it's about 15 minutes.
By car, the area is accessible from the E18 motorway (Helsinki–Kotka) — take the exit toward Kouvola via Anjala. Kotka, on the coast, is about 30km south.