For Navajo County residents who have not yet paid their property taxes, the second half payment was due March 1 and will be considered delinquent after 5 p.m. on Monday, May 1. More information on the amount due for 2016 real property taxes may be found under the treasurer’s department page on www.navajocountyaz.gov. For more information on payment options and acceptable payment types, or questions regarding your 2016 taxes, contact the treasurer’s office online at www.navajocountyaz.gov, call (928) 524-4172 or stop by the treasurer’s office, located at 100 E. Code Talkers Drive in Holbrook.