Norwegian county road 410 (Fylkesvei 410 or Fv410) is a Norwegian county road which runs for 33.8 kilometres (21.0 mi) between the Harebakken mall in Arendal municipality and Rødmyr in Tvedestrand municipality.

The northern end of the road begins at the junction of the European route E18 highway and it heads south a short distance into the town of Tvedestrand.

The road passes through the villages of Borås, Vatnebu, Strengereid, Eydehavn, and Saltrød before finally entering the town of Arendal.

At Barbu, the road turns north into the Barbudalen valley.

It passes the Arendal Station before intersecting with Norwegian County Road 420.