- Halloween Party October 27, 2018, at the Leon Valley Community Center and Leon Valley Library from 9:00a.m. to 2:00 p.m. Events are as followed: 9:00 a.m. -12:00 p.m. Arbor Day Tree Adoption on the Community Center Porch, 9:00 a.m. - 2:00 p.m. Trash to Treasure sale at the Community Center by Northwest Seniors, 10:00 a.m. - 11:00 a.m. Pet Costume Contest on the Grass area in front of the Community Center, 10:00 a.m. - 12:00 p.m. Library Halloween Party, Wear Costumes.
- November 06, 2018, Special Election to vote for or against whether the City of Leon Valley Crime Control and Prevention District should be continued
- Annual Stuffed Animal Sleep over Drop Off at the Library on November 9, 2018, from 3:00 p.m. - 6:00 p.m. at the Leon Valley Library
- Bridge Dedication and Veterans Day Event on November 11, 2018, from 1:00 p.m. - 3:00 p.m. at the Leon Valley Library
- Texas Recycle Day November 17, 2018, from 8:00 a.m. - 11:00 a.m. at the Leon Valley Public Works Department
- Annual Breakfast with Santa on December 1, 2018, at the Community Center Sponsored by the Friends of the Leon Valley Public Library and the Leon Valley Public Library from 8:00 a.m. - 10:30 a.m.
- Annual Christmas Tree Lighting December 3, 2018, at 6:00 p.m. at the Leon Valley Conference Center
- Annual Reading with Rudolph/Magic Reindeer Food Event on December 19, 2018, at 10:30 a.m. at the Leon Valley Library
- Annual Polar Express Reading, Hot Chocolate and Nougat and Visit from Special Guest on December 20, 2018, at 6:30 p.m. at the Leon Valley Library