Chookiat "Ham" Saenguraiporn, Kanik "Song" Charoendee, and Sitthisak "Nuii" Phoonkwan opened the restaurant in southeast Portland's Sunnyside neighborhood in December 2019.

[2] Chookiat "Ham" Saenguraiporn, Kanik "Song" Charoendee, and Sitthisak "Nuii" Phoonkwan opened Khao Moo Dang in December 2019, in the space previously occupied by restaurant Chiang Mai.

[2] Khao Moo Dang is operated by the family behind local establishments Thai Peacock and Rukdiew Cafe and has been described as a "sibling" business.

[5][6] Ron Scott and Alex Frane included the #8 House Curry Noodle in Eater Portland's 2021 overview of the city's "most potent hangover cures".

[9] In 2024, Krista Garcia and Katrina Yentch included Khao Moo Dang in Eater Portland's overview of recommended restaurants for "stunning" Thai cuisine in the metropolitan area.