Charoen Rat (Thai: เจริญราษฎร์, pronounced [t͡ɕā.rɤ̄ːn râːt]) is a tambon (subdistrict) of Mae Chai District, in Phayao Province, Thailand.

It lies along the National Road 1 (Phahon Yothin Road) and is connected by road to Pa Faek in the north and Mae Chai and Phayao in the south.

[2][not specific enough to verify] The subdistrict was created effective August 1, 1988 by splitting off 8 administrative villages from Pa Faek.

The tambon is subdivided into 8 administrative villages (muban).

This Phayao Province location article is a stub.