2026 Property Tax Due Dates
Installment 1
July 1
Full or first half due
Installment 2
December 1
Second half (if semi-annual)
Penalty: Interest and penalties after grace periodGrace period: Sept 30 (first) / Dec 31 (second)
Payment Methods
Online, Mail, In-Person
Calvert County Treasurer
Phone
(410) 535-1600 2272How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Calvert County Treasurer
In Person
Visit the Treasurer's office
Other Counties in Maryland
About Calvert County
Calvert County is a county located in the U.S. state of Maryland. As of the 2020 United States census, its population was 92,783. Its county seat is Prince Frederick.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you 14 days before your property taxes are due.
Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.