They have been translated into 14 languages and have won numerous awards, including the Nouvel Observateur Prix du Roman Noir and the SNCF Mystery of the Year.

[citation needed] The A&E TV series Longmire, based on Johnson's novels, premiered on June 3, 2012, with cast members Robert Taylor, Katee Sackhoff, Lou Diamond Phillips, Bailey Chase, Adam Bartley, A Martinez, Zahn McClarnon, and John Bishop.

[3] Filmed in New Mexico,[4] Longmire debuted as A&E's number-one original-series premiere of all time with 4.1 million total viewers.

[6][7] The success of Johnson's novels is celebrated in an annual festival, called Longmire Days, held in the small town of Buffalo, Wyoming, the real-life inspiration for the series' fictional setting.

Close to 12,000 people attend the festival each year, including the author, many of the actors from the TV series, and (on occasion) the publishers and producers.