<P> Longmire is a crime drama series that premiered on A&E Network on June 3, 2012 . The series is based on the Longmire mystery novels written by best - selling author Craig Johnson, and follows Walt Longmire (Robert Taylor), the sheriff of the fictional Absaroka County, Wyoming, as he returns to work following the death of his wife . </P> <P> As of September 23, 2016, 53 episodes of Longmire have been released, concluding the fifth season . The network has renewed Longmire for a sixth and final season of ten episodes to be released in 2017 . </P> <Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="3"> Originally aired </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> <Th> Network </Th> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> June 3, 2012 (2012 - 06 - 03) </Td> <Td> August 12, 2012 (2012 - 08 - 12) </Td> <Td> A&E </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> May 27, 2013 (2013 - 05 - 27) </Td> <Td> August 26, 2013 (2013 - 08 - 26) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> June 2, 2014 (2014 - 06 - 02) </Td> <Td> August 4, 2014 (2014 - 08 - 04) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="2"> September 10, 2015 (2015 - 09 - 10) </Td> <Td> Netflix </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 5 </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="2"> September 23, 2016 (2016 - 09 - 23) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="3"> Originally aired </Th> </Tr>

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