​​​Assessor/Surveyor Map Room: Chaplin Building: No public access. Contact the appropriate office;

Assessor/Tax Collector Archives Room #8: No public access. Contact the Assessor/Tax Collector;

Assessor/Tax Collector Office and Vault: Chaplin Building, 1001 Fourth St Suite A, La Grande, OR 97850; 

Chaplin Building: 1001 Fourth St, La Grande, OR 97850; 

Clerk's Office, Confidential Room, and Resource Room: Chaplin Building, 1001 Fourth St Suite D, La Grande, OR 97850; 

County Archives Room #2: No public access. Contact the Clerk; 

County Commissioners' Office: Joseph Building East, 1106 K Ave, La Grande, OR 97850; 

County Fair Association Fairgrounds Office: Contact the Fair Association Joseph Maintenance Building Office for access information; 3604 N 2nd St, La Grande, OR 97850; 

InterMountain Education Service District Building Basement, 2001 SW Nye Ave, Pendleton, OR 97801;

Law Enforcement Services Building, Microfilm Storage Room: No public access. Contact the Clerk;

Map Room Archives Room #6: No public access. Contact the Clerk or other appropriate office; 

Oregon Historical Society: 1200 SW Park Ave, Portland 97205; 

Oregon State Archives: 800 Summer St NE, Salem, OR 97310; 

Planning Department Office: 1001 Fourth St Suite C, La Grande, OR 97850; 

Public Works Department Office and Sign Shop Office: 10513 N McAlister Rd, PO Box 1103, Island City, OR 97850; 

Sheriff's Office​: 1109 K Ave, La Grande, OR 97850; 

Union County Courthouse, 1105 K Ave, La Grande, OR 97850​;

Union County Museum​: 333 S Main St, Union, OR 97883.​

Union County Records Inventory >​