The ending of the name "ingen" is proof for the first settlement done by the Alamanni
The name "Gomaringen" is first mentioned in a document in 1191, the chronicle of Berthold von Zwiefalten.
Werner von Gomaringen (approx. 1356-1393) and Peter von Gomaringen (1393-1412) belonging to the house of the Herren von Gomaringen become abbots of Bebenhausen, the domestical monastery of the Pfalzgrafen von Tübingen.
1499: Gomaringen and its contemporary settlements Hinterweiler und Stockach are bought by Reutlingen. For a 150 year long era reeves take care of the interests of the imperial city.
1648: Because of the high contributions in the Thirty Years War Reutlingen had to pay as an imperial city, it needed to sell Gomaringen and Hinterweiler to Württemberg.
1807: Gomaringen becomes member of the Oberamt, later the district Reutlingen.
1973: As a result of the district reformation in 1973, the municipality changed districts, from Reutlingen to Tübingen.
The state road L 230 links the town to the federal road B 27 and thereby to Tübingen and Stuttgart. The state road L 394 links Gomaringen east-bound to Reutlingen. The state road L 384 provides the link from Gomaringen to the Schwaebische Alb.