The Assessor’s Office has two convenient locations:

• In-person hours of service. Walk-ins welcome, but appointments recommended.
  Monday–Friday
  8 a.m.–4 p.m.
  • Services for:
    • Ownership changes
    • Mobile home transfers
    • Senior/veteran’s tax exemptions
    • Research
    • General Questions
• Telephone hours of service 
  Monday–Friday
  7:30 a.m.–5 p.m.
• For document submissions only, drop boxes have been installed at several locations across the County. View the drop box locations below.

Administration Building

5334 S. Prince St.
Littleton, CO 80120-1136

Phone: 303-795-4600
Fax: 303-797-1295
Relay Colorado: 711

Arapahoe Altura Plaza

15400 E. 14th Place., Suite 500
Aurora, CO 80011

Phone: 303-795-4600
Fax: 303-636-1380
Relay Colorado: 711

Drop Box Locations

• Administration Building: 5334 S Prince St., Littleton, CO 80120 (Located on west side of building)
• Lima Plaza: 6954 S. Lima St., Centennial, CO 80112 (Located in front of the DMV)
• Aurora Branch: 490 S. Chambers Rd., Aurora, CO 80017 (Located in front of DMV)
• Byers Motor Vehicle: 538 US Hwy 36, Byers, CO 80103 (Located in front of the DMV)
• Altura Plaza: 15400 E 14th Place, Suite 500, Aurora, CO 80011 (Located inside lobby area)