These are tables of congressional delegations from New Mexico to the United States House of Representatives and the United States Senate.
The deans of the New Mexico delegation are Senators Martin Heinrich and Ben Ray Luján, both having served in Congress since January 3, 2009. Heinrich has served in the Senate since 2013 and Luján since 2021. Both previously served in the House representing the 1st and 3rd districts respectively.
List of United States representatives, their terms in office, district boundaries, and the district political ratings according to the CPVI. The delegation has a total of 3 members, all 3 Democrats.
Beginning with the 32nd United States Congress, New Mexico Territory sent a delegate to the House.