[1] DeMordaunt is a board member of the American Red Cross of Greater Idaho and a founder of North Star Charter School.
[6] In March 2020, DeMordaunt supported SB 1277 A, a bill that would have lowered property taxes by increasing the maximum homeowner's exemption from $100,000 to $112,000.
[10][11][12] In 2019, DeMordaunt sponsored HB248, legislation to make it easier for active military families and veterans to obtain occupational licenses.
[14][15] DeMordaunt was the House sponsor of SB 1280, a bill that moved Idaho school board elections from May to November.
[16][17] DeMordaunt was the House sponsor of SB 1180 which would help charter schools obtain lower interest rate on facilities bonds.
[18] DeMordaunt voted in favor of HB 523, which would increase state funding for teacher salaries incrementally over five years.
[24][25] The NRA Political Victory Fund endorsed DeMordaunt for the 2020 primary elections in Idaho and gave her an "A" rating on gun rights issues.
[26] In 2018, DeMordaunt voted in favor of SB 1313, a "stand your ground" bill that was designed to consolidate and codify existing law to clearly protect the rights of individuals to defend themselves.