Cheapest Car Insurance in Colorado for 2026

American National is cheapest in nearly every category we analyzed. But cheapest on price and best for your situation aren't always the same thing. GEICO, Progressive, and Farm Bureau are also affordable but come with better service and buying experience for only slightly more money. Here's what you need to know about the cheapest Colorado insurers before you choose.

For minimum coverage, American National is cheapest at $27/month and GEICO is second at $33/month. For full coverage, American National is cheapest at $74/month and GEICO is second at $101/month.

How to choose: American National wins on price. The gap between American National and GEICO is $27/month for full coverage, or $324/year. If you're comfortable working with a local agent and don't expect frequent claims, American National is the right call. If you want a fully digital experience or live in a high-hail ZIP code in Colorado, GEICO's 6th-ranked customer experience and full online platform are worth the extra cost.

American National is cheapest in every major Colorado city, from $71/month in Fort Collins to $98/month in Aurora. Aurora is the most expensive city in the dataset, driven by dense traffic, elevated vehicle theft, and high hail claim volume in the Denver metro.

How to choose: City tables use average ZIP code data. Your actual address will move that rate.  If American National's agent-only model doesn't work for you, GEICO is the next cheapest option across all Colorado cities with a full digital experience.

American National is cheapest at every age in our dataset, from $198/month for 16-year-olds to $99/month for 65-year-olds..  GEICO, Farm Bureau and Progressive are cheapest depending on your age.

Young drivers pay 100% to 200% more than middle aged drivers in Colorado.  Seniors pay about 20% more, with rates that will continue to increase into their 70's and 80's.  Here is how to choose if you are in these age groups:

1. Young drivers in Colorado: American National is cheapest at 16 and 25, but young drivers file more claims than any other age group and they don't offer accident forgiveness. Progressive at $231/month includes accident forgiveness and ranks 2nd for customer experience. Auto-Owners at $239/month holds the top customer experience score in Colorado and wins our best composite score for young drivers when service quality is factored in.
2. Seniors in Colorado: American National is cheapest at $99/month., but he next three cheapest insurers all offer senior-specific discounts worth knowing. Progressive at $129/month has the Snapshot telematics program that saves seniors an additional 10% to 20% for low-mileage. Farm Bureau at $138/month offers a mature driver discount for policyholders 50 and older, plus a claims-free discount that rewards a long clean record. GEICO at $136/month offers a defensive driving discount through its DriveEasy program. Colorado law also requires a discount for drivers 55 and older who complete a state-approved accident prevention course, which applies at any of these companies.

American National is cheapest across every violation category and bad credit. But the gaps between carriers vary significantly by violation type, and the right choice depends on more than just the lowest rate.

Colorado allows credit-based insurance pricing under Colorado Revised Statute 10-4-116, with the limitation that rates can't be based solely on credit history. Most violations affect rates for three years. An SR-22 filing is required after certain violations including DUI.

1. After a speeding ticket: American National is cheapest at $84/month. GEICO and Progressive are tied at $98/month as the next cheapest. The gap across all five carriers is just $37/month. At that range, service quality matters more than price. GEICO and Progressive both rank higher for customer experience. The $14/month difference over American National is worth it for most drivers.
2. After an at-fault accident: American National is cheapest at $95/month. Farm Bureau and Progressive are next  cheapest at $147/month and $148/month. Farm Bureau earns the best MoneyGeek score for this profile and ranks 3rd for customer experience. See our high-risk driver guide for which carriers are most forgiving at renewal.
3. After a DUI: After a DUI: American National is cheapest at $187/month. Farm Bureau and Progressive are tied at $209/month. Confirm your carrier files SR-22s in Colorado before buying. The $22/month difference between American National and Farm Bureau or Progressive is worth considering alongside service quality. See cheapest car insurance after a DUI for more.
4. With bad credit: American National is cheapest at $198/month. Progressive is second lowest at $211/month and Farm Bureau is third at $212/month, a $14/month spread across the top three. Our recommendation would be to go with Progressive or Farm Bureau. Both are meaningfully better than American National at 10th for nearly the same price. Read more about how credit affects your rate.