← Back to Colorado

Jefferson County Property Tax Due Date

Colorado

(303) 271-8330

2026 Property Tax Due Dates

Official Source
Installment 1

February 28

First half (or full by April 30)

Installment 2

June 15

Second half

Pay Taxes Online →
Penalty: 1% per month after due dateGrace period: None

Payment Methods

Online, Mail, In-Person

Jefferson County Treasurer

Treasurer

Jerry DiTullio

Office Address

100 Jefferson County Parkway, Suite 2520
Golden, CO 80419

Get Directions

Office Hours

Mon-Thu 7:30am - 5pm
Fri Closed

How to Pay

Online

Pay using credit card or e-check

Visit Website →

By Mail

Mail check payable to Jefferson County Treasurer

Visit Website →

In Person

Visit the Treasurer's office — 100 Jefferson County Parkway, Suite 2520, Golden CO 80419, Mon-Thu 7:30am - 5pm

Visit Website →

About Jefferson County

Jefferson County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 582,910, making it the fourth-most populous county in Colorado. The county seat is Golden, which was Colorado's capital twice, and its most populous city is Lakewood.

Source: Wikipedia — content available under CC BY-SA 4.0

Get Deadline Reminders

We'll email you 20,160 minutes 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.