Turning 21 is often seen as when a person becomes a full adult. After all, it is the age when you can legally drink alcohol in all 50 states.

But there is also one other right of passage to look forward to. At 21, drivers will generally see a sizable decline in their car insurance rates.

“Insurance carriers will really start to change how they assess drivers after about five years of driving,” says Jana Foster, owner of Nevada Insurance Agency Co., a full-service brokerage with offices in Carson City and Reno. “By this time, they’ll have a good understanding of what a driver looks like – their driving history, accidents and tickets.

“Other things also begin to change in their lives. They might have a few years of college behind them, are advancing into law or medical school, or may have become home or condo owners. The carriers look at all those things when creating a profile.” 

Barring a poor driving record and a bad credit score, it all adds up to a reduction in insurance premiums for most drivers.

The average national car insurance rate for a 21-year-old driver is about $2,625 per year or $219 per month for their own full coverage policy. That rate may still be slightly higher than the national average of $1,580 for a 40-year-old driver, but it represents a $636 drop from what a driver would expect to pay at age 20.

It’s also much lower than they would have seen in their teens. At 16, a driver can expect to pay about $7,625 per year or $635 per month; at 18, it’s about $5,565 per year or $464 per month.

Read on to learn more about car insurance for 21-year-olds.

Key Highlights
  • For a full coverage policy, a 21-year-old driver pays an average of $2,625 per year or $219 monthly for car insurance.
  • Male drivers are still assessed at higher rates than females at this age.
  • A 21-year-old male driver added to their parent’s policy will pay about $2,516 on average for a full coverage policy, while a female added to a parent policy will pay about $2,304.
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Written by:
Mel Duvall
Contributing Researcher
Mel Duvall is an award-winning senior business writer and communications professional. He served as Senior Media Manager for Husky Energy, a fully integrated energy company with operations in Canada, the United States, China and Indonesia. Mel also served a three-year term on the Mount Royal University Journalism Committee.
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Reviewed by:
Laura Longero
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Executive Editor
Laura Longero is an insurance expert and Executive Editor at CarInsurance.com, where she specializes in helping consumers navigate the complexities of the financial and insurance industries. She has 15 years of experience educating people about finance and car insurance. Prior to joining CarInsurance.com, she worked as a reporter and editor at the USA Today Network. Her expertise provides readers with practical guidance, helping them make informed choices about their financial and insurance needs.
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Car insurance for young adults: What’s the average cost for a 21-year-old?

Tip iconAverage car insurance rates for 21-year-olds

The annual average car insurance rate for a 21-year-old who has their own policy :

  • State minimum liability coverage: $789
  • Liability coverage with limits of 50/100/50: $956
  • 100/300/100 liability with a $500 comprehensive and collision deductible: $2,625

What you pay will vary depending on many factors, ranging from the insurance company you choose to where you live, the coverage limits you want, and the deductible you select.

See the table below to see how much car insurance costs for males vs. females at various coverage levels in each state.

Annual average car insurance rates for 21-year-olds
State State Minimum Female State  Minimum Male Liability Only Female Liability Only Male Full Coverage Female Full Coverage Male 
Alaska$532$583$622$669$2,066$2,394
Alabama$602$664$780$844$2,140$2,456
Arkansas$558$618$654$717$2,156$2,507
Arizona$802$886$1,065$1,154$2,481$2,822
California$916$916$1,336$1,336$3,293$3,293
Colorado$725$782$1,020$1,082$2,637$2,946
Connecticut$1,299$1,440$1,441$1,600$2,947$3,425
Washington, D.C.$849$994$973$1,137$2,659$3,410
Delaware$1,320$1,405$1,592$1,683$3,271$3,683
Florida$1,340$1,399$2,289$2,396$3,833$4,222
Georgia$926$1,048$1,092$1,229$2,622$3,064
Hawaii$389$389$519$519$1,306$1,306
Iowa$429$461$508$544$1,949$2,181
Idaho$480$530$562$615$1,673$1,927
Illinois$734$829$817$921$2,330$2,771
Indiana$565$598$638$672$1,813$1,990
Kansas$599$629$633$668$2,209$2,517
Kentucky$950$993$1,174$1,227$2,896$3,264
Louisiana$1,149$1,280$1,856$1,996$4,042$4,610
Massachusetts$889$889$1,097$1,097$2,886$2,886
Maryland$959$1,109$1,024$1,184$2,435$2,980
Maine$538$590$545$598$1,804$2,105
Michigan$1,081$1,081$1,132$1,132$3,506$3,506
Minnesota$717$754$771$813$2,146$2,537
Missouri$794$880$886$982$3,122$3,605
Mississippi$679$760$851$937$2,335$2,689
Montana$545$545$714$714$2,908$2,908
North Carolina$457$457$502$502$1,573$1,573
North Dakota$493$526$514$550$1,867$2,200
Nebraska$501$554$550$608$2,652$3,076
New Hampshire$694$765$762$840$2,298$2,674
New Jersey$1,346$1,405$1,574$1,666$2,836$3,238
New Mexico$628$673$857$906$2,282$2,530
Nevada$1,191$1,300$1,648$1,770$3,285$3,655
New York$1,256$1,408$1,384$1,564$2,904$3,452
Ohio$476$520$557$604$1,586$1,782
Oklahoma$549$661$783$905$2,587$3,116
Oregon$833$850$901$924$1,950$2,087
Pennsylvania$549$549$694$694$2,420$2,420
Rhode Island$991$1,089$1,169$1,271$2,827$3,288
South Carolina$1,083$1,159$1,328$1,404$3,031$3,348
South Dakota$423$473$459$513$2,212$2,664
Tennessee$514$576$616$684$2,021$2,379
Texas$867$976$1,046$1,161$2,910$3,392
Utah$795$864$948$1,025$2,203$2,508
Virginia$758$841$755$848$2,016$2,351
Vermont$448$495$503$555$1,695$1,951
Washington$794$855$985$1,048$1,943$2,169
Wisconsin$513$570$580$646$2,033$2,370
West Virginia$683$754$773$852$2,542$3,004
Wyoming$406$482$459$543$2,310$3,044 

Note:

  • State Minimum: State Minimum Liability Only 
  • Liability Only: 50/100/50 Liability Only
  • Full Coverage: 100/300/100 is liability with comp/collision and $500 deductible.

Check out our detailed guide on the average car insurance rates by age

How much is car insurance for a 21-year-old each month?

The table below shows how much car insurance costs for a 21-year-old per month, on average.

Monthly cost of car insurance for 21-year-olds
Coverage levelNational average cost per month
Liability-only coverage$66
50/100/50 coverage$80
Full 100/300/100 coverage$219

How much is car insurance for a 21-year-old male?

At 21, drivers are still considered a risk,- especially male drivers. The Insurance Institute for Highway Safety reports that 20 to 24-year-old males were involved in 2,038 fatal accidents in 2020 or a rate of about 18.5 per 100,000 male drivers. That’s even more than the fatal accident rate of 14.8 for 16 to 19-year-old male drivers.

That’s the bad news. On the positive side, male drivers at this age will noticeably see their insurance rates decreasing, especially if they have a good driving record.

The average national full coverage insurance policy cost for a 21-year-old male with a $500 comprehensive/collision deductible is $2,790. That’s a savings of $705 from the $3,495 they would have paid at age 20.

Average annual insurance rates for a 21-year-old males
Coverage levelAverage annual rate for a 21-year-old male
Liability-only coverage$821
50/100/50 coverage$991
Full 100/300/100 coverage$2,790

Adding a 21-year-old driver to a parent’s policy or keeping them on the policy can help save some money, but it doesn’t come without risk to the parent.

How much is car insurance for a 21-year-old male on a parent’s policy?

Parents keeping a 21-year-old driver on their policy means they accept that if their child is in an accident, they’ll see a spike in their premiums.

Full coverage insurance for a 21-year-old male added to a parent’s policy is about $2,516 on average.

There may be some instances when it would be wiser for a young adult to have their own policy, even if the parent would like to help them save money. 

Kevin Lynch, an assistant professor of insurance at The American College of Financial Services in Bryn Mawr, Penn., notes that if a student goes away to college in a state that has lower average insurance rates than their home state, they may be better off getting insurance there.

The average full coverage policy for a 21-year-old in New York is about $3,178, for example, but in North Carolina, it’s only $1,573.

The parent also benefits from removing their young adult from their policy when they’re away at college. 

How much is car insurance for a 21-year-old female?

Females are still deemed risky at 21 years old, but around this time, they will start to see a steady decline in premiums.

Average annual insurance rates for a 21-year-old females
Coverage levelAnnual average rate for a 21-year-old female
Liability-only coverage$757
50/100/50 coverage$920
Full 100/300/100 coverage$2,460

The amount their premiums decline will be highly dependent on their driving record and credit score.

Yes, credit score. While it doesn’t directly relate to how well someone drives, credit scores significantly influence how insurance companies calculate premiums.

Carriers have shown, to the satisfaction of various courts, that a person’s credit rating indicates their likely driving patterns. The lower the credit score, the higher the risk.

“If the credit score is too low, I’ve seen carriers say we don’t want this driver on our books,” Nevada Insurance Agency’s Foster says.

So having a good credit rating will lead to lower insurance costs for both females and males.

How much is car insurance for a 21-year-old female on a parent’s policy?

The average national cost of a full coverage insurance policy for a 21-year-old female with a $500 comprehensive/collision deductible is $2,460, a savings of about $568 from what they would have paid at age 20. 

A 21-year-old female added to a parent’s policy will pay an average of $2,304 per year, or about $192 monthly.

What’s the best car insurance for 21-year-old drivers?

Start with liability car insurance, which pays for others’ injuries and damage you cause to their property in an accident. Typically, the state-minimum coverage isn’t enough – medical costs can quickly escalate if there are significant injuries following an accident and property damages.

If you’re financing a vehicle, your lender might require comprehensive and collision coverage. If you’ve paid off your car, you can decide if you want these coverages, which cover your car following a crash and for damage due to fire, hail, vandalism and animal strikes.

If you opt for comprehensive insurance and collision coverage, consider higher deductibles to lower your rate, and remember that you’ll be responsible for the deductible.

Car insurance discounts for 21-year-olds

Lynch says the three ways young adults can get the lowest insurance rates are to stay accident-free, avoid violations on their driving records and maintain a good credit score. After that, there are several other good strategies to employ.

Some car insurance companies offer discounts to 21-year-olds with good grades in college, generally a 3.0 or better grade-point average. 

Other university discounts also might be available, such as student-away discounts and special rates for students and alumni. 

Even if you’re not attending school, see what other discounts the carrier might offer, such as a discount for paperless billing or paying your premium upfront. If you have rental insurance on an apartment or condo, you will likely get a discount if you bundle your rental and car insurance with the same carrier.

If you’re working in a trade, your trade association could have a discount arranged with an insurance carrier. 

Beyond discounts, be mindful of the type of car you buy. A practical Toyota Corolla will carry a much lower insurance rate than a high-end European sports car. See the top teen and young adult-ready cars with high safety ratings that cost less than $15,000.

Guide: How to lower car insurance in 2023

Final thoughts on car insurance for 21-year-olds

As you gain more experience driving, your auto insurance rates will fall. The even better news is it will continue to get cheaper as you approach age 30.

The average full coverage insurance rate for a 30-year-old is $1,673, basically $1,000 less than how much you’ll pay at 21.

Also, shop around and compare rates with several different insurers. This should help you get an excellent policy at the best price.

You can easily do that with an online calculator or work with an independent insurance broker who does the leg work. 

Resources & Methodology

Sources

Insurance Institute for Highway Safety, Highway Loss Data Institute. “Fatality Facts 2020, Males and Females.” Accessed April 2023.

Methodology

CarInsurance.com commissioned Quadrant Information Services in 2023 to field rates for auto insurance for 21-year-olds at various coverage levels (state minimum, 50/100/50 liability and 100/300/100 full coverage) and for males and females in each state.

Laura Longero

Ask the Insurance Expert

Laura Longero

Executive Editor

Laura Longero is an insurance expert and Executive Editor at CarInsurance.com, where she specializes in helping consumers navigate the complexities of the financial and insurance industries. She has 15 years of experience educating people about finance and car insurance. Prior to joining CarInsurance.com, she worked as a reporter and editor at the USA Today Network. Her expertise provides readers with practical guidance, helping them make informed choices about their financial and insurance needs.

John McCormick

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John McCormick

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John is the editorial director for CarInsurance.com, Insurance.com and Insure.com. Before joining QuinStreet, John was a deputy editor at The Wall Street Journal and had been an editor and reporter at a number of other media outlets where he covered insurance, personal finance, and technology.

Leslie Kasperowicz

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Leslie Kasperowicz

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Leslie Kasperowicz is an insurance educator and content creation professional with nearly two decades of experience first directly in the insurance industry at Farmers Insurance and then as a writer, researcher, and educator for insurance shoppers writing for sites like ExpertInsuranceReviews.com and InsuranceHotline.com and managing content, now at CarInsurance.com.

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Contributing Researcher

Mel Duvall is an award-winning senior business writer and communications professional. He served as Senior Media Manager for Husky Energy, a fully integrated energy company with operations in Canada, the United States, China and Indonesia. Mel also served a three-year term on the Mount Royal University Journalism Committee.