[2] It later annexed surrounding Lamar County districts in 1948, bringing it to an area of 103 miles squared with an enrollment of 750 in the fall of 1952.
It served 133 miles squared within Lamar and Delta counties by this time and employed 35 staff.
[3] In February 1976, consolidation with Paris ISD was considered by the school board due to popular demand, as facilities needed upgrading though the Texas Education Agency had not enforced these since 1973.
[4] Those against consolidation, represented by two board members and the superintendent, argued that passing a $175,000 bond and funding a construction program would be fit, as the district had the lowest tax rate in the area, and it was speculated consolidating with Paris's more industrialized and developed boundaries would increase the tax burden of residents of the existing Delmar ISD and would add an additional tax for the upkeep of Paris Junior College.
This was after a meeting of 40 Lake Creek residents who called themselves Concerned Citizens of Delmar District appeared August 17 to request the school board let them be annexed into Cooper ISD.
[8] An appeal to the TEA was prepared the decision to deny Lake Creek joining Cooper ISD.