The club was founded in 1997 and played mostly in the amateur leagues.
The team coached by Florin Vlădilă won the Liga IV – Ilfov County at the end of the 2010–11 season and promoted to Liga III winning the promotion play-off against Viață Nouă Olteni, the winner of Liga IV – Teleorman County, 3–1 at Marin Anastasovici Stadium in Giurgiu. The squad was composed of Marius Vladu, George Marinescu, Răzvan Rababoc, Adrian Mihalache, Iulian Stancu, Alexandru Ion, Adrian Cristea, Vasile Mega, Ionel Ganea, Sorin Drăgan, Nicușor Romanescu (cpt.), Alexandru Șerban, Marius Dumitrache, Mădălin Gheorghe, Dragoș Șerbănescu, Daniel Dumitrache, Liviu Ioniță and Romeo Pădureț.[1][2]
The first season in the third division for Ștefănești took place under a succession of managers. First, Costel Pană was appointed as the new head coach in August, but Pană left the club after four rounds and was replaced by Dragoș Mihalache, who was in charge until January 2012 when he was in turn replaced by Iulian Mihăescu, who was dismissed after four matches and, after the interim offered by the couple Cristian Mătărău - Daniel Dumitrache, Adrian Peiu was appointed as head coach for the rest of the season leading the club to 4th-place finish.[3][4][5][6][7]
In the next season the club finished in 5th place with 32 points, as was penalised 9 points by the Romanian Football Federation because they broke the rules, by not having three youth squads registered.[8]
In the 2013–14 season, Ștefănești was in 2nd place after the regular season, but they dropped to 3rd place in the play-offs, as in the following season the club finished 4th with Marin Dună as head coach.[9]
In the summer of 2015, the club encountered some financial problems, being almost dissolved, but eventually managed to overcome them and with Laurențiu Tudor as head coach, finished the 2015–16 season in 9th place.[10][11]
However, the club was dissolved in the summer of 2016, and all of their players and staff were taken by Unirea Tărlungeni, who were dissolved in 2017.[12]
The club was refounded in 2019 under the name of CSL Ștefănești. To begin with at youth level, and from 2021 the senior team was admitted in Liga IV – Ilfov County for the 2021–22 season, finishing 1st in Series 2 under the guidance of Laurențiu Tudor, but not having the right to promotion, as was admitted on demand, does not participate in the county championship play-off.[13]
^"FC Ștefănești, campioana județului Ilfov" [FC Ștefănești, the champion of Ilfov county] (in Romanian). liga2.prosport.ro. 5 June 2011. Archived from the original on 4 October 2020. Retrieved 31 August 2024.
^"Mihăescu a preluat Ștefăneștiul!" [Mihăescu took over Ștefănești!] (in Romanian). liga2.prosport.ro. 3 February 2012. Archived from the original on 5 October 2024. Retrieved 5 October 2024.
^"Peiu a preluat Ștefăneștiul!" [Peiu took over Ștefănești!] (in Romanian). liga2.prosport.ro. 27 April 2012. Archived from the original on 5 October 2024. Retrieved 5 October 2024.
^"Dună a preluat Ștefăneștiul" [Dună took over Ștefănești] (in Romanian). liga2.prosport.ro. 12 July 2014. Archived from the original on 31 August 2024. Retrieved 31 August 2024.