2017–18 Danish 1st Division (women)

The 2017–18 Danish 1st Division (women) was the second-highest level of women's football league in Denmark during the 2017–18 season. The division sat below the Elitedivisionen and above the 2nd Division. The season determined which teams would be promoted to the Elitedivisionen for the subsequent season. It also featured relegation spots, with teams being demoted to the 2nd Division. The league consisted of various women's football clubs from across Denmark, competing in a round-robin format over the course of the season.