Union County, website

Union County in New Mexico uses area codes 505 and 575. On this page, you will see the physical addresses and contact information of the most relevant government agencies in Union, including the Clerk’s Office, Sheriff’s Office, and the Health Department. 

Sheriff’s Office

200 Court Street
Clayton, New Mexico, 88415
Phone: (575) 374-2583
Fax: (575) 373-4455

Police Department

112 North Front Street
Clayton, New Mexico, 88415
Phone: (575) 374-2504
Fax: (505) 374-2803

County Court

836 Main Street
Clayton, New Mexico, 88415
Phone: (575) 374-9472
Fax: (575) 374-9368

District Court

100 Court Street
Clayton, New Mexico, 88415
Phone: (575) 374-9577
Fax: (575) 374-2089

Municipal Court

1 Chestnut Street
Clayton, New Mexico, 88415
Phone: (575) 374-8420
Fax: (575) 374-8497

County Clerk

P. O. Box 430
200 Court Street
Clayton, NM 88415
Phone: (575) 374-9491

Treasurer

200 Court Street
Clayton, NM 88415
Phone: (575) 374-2331

Tax Assessor-Collector

P. O. Box 430
200 Court Street
Clayton, NM 88415
Phone: (575) 374-9441
Fax: (575) 374-2763

Union County Jail

200 Court Street
Clayton, New Mexico, 88415
Phone: (575) 374-2583
Fax: (575) 373-4455

Emergency Management

P. O. Box 430
Clayton, NM 88415
Phone: (575) 207-5454

Fire Department

P. O. Box 430
200 Court Street
Clayton, NM 88415
Phone: (575) 207-7233