The team played its home games at Northeast Community Credit Union Ballpark, which opened in 1974.

[2][3] Elizabethton played its inaugural game on June 21, 1974, against the Kingsport Braves on the road at the ballpark on the campus of Dobyns-Bennett High School, losing 8–3.

[8] Malone's second no-hit game occurred nearly a month later on July 19, this time in front of a home audience.

[9] The season was also successful for the Twins as they won their first Appalachian League championship in 1978 with a first-place 41–28 record.

[17] The 1990 Twins set a franchise record with their 51–16 (.761) season and earned the league crown with a first-place finish.

[10] On August 26, 1991, Eddie Guardado pitched a no-hitter versus the Pulaski Braves, 5–0, at Joe O'Brien Field.

[18] They missed the playoffs that season but returned in 1992 and 1993 by virtue of winning the Southern Division title, only to lose in the championship finals.

Jeff Carter, the 2000 season's Manager of the Year,[13] led Elizabethton to the Southern Division title and the franchise's fifth Appalachian League championship.

[20] After losing in the finals of 2001 under Manager of the Year Rudy Hernández,[10][13] Ray Smith returned to lead the team in 2002.

[24][25] Eighteen players won Appalachian League awards in recognition for their performance with the Twins.

[80] Among the Twins to make significant contributions to Major League Baseball teams after their time in Elizabethton are:[81]