Low-Impact Cardio

How Long Does It Take to Walk 3 Miles? Times by Pace

A couple in their sixties walking briskly on a tree-lined trail in autumn

Quick answer

Walking 3 miles takes about 45 to 72 minutes for most adults. At a brisk 15 minutes per mile (4 mph) it takes 45 minutes; at 20 minutes per mile (3 mph) it takes 1 hour; at a relaxed 24 minutes per mile (2.5 mph) it takes 1 hour 12 minutes. That is approximately 5,700 to 7,900 steps, depending on your stride length.

Key takeaways

  • Time for 3 miles = your minutes per mile x 3.
  • At 15-24 minutes per mile, 3 miles takes 45-72 minutes.
  • 3 miles is approximately 5,700-7,900 steps, depending on stride length.
  • A 1-hour brisk walk is 40% of the 150 weekly minutes HHS recommends.
  • Hills, heat, uneven ground and stops all add time.

Walking 3 miles takes most adults between 45 and 72 minutes. The exact time depends on your pace, which is usually measured in minutes per mile. Multiply your minutes per mile by 3 and you have your answer. The chart below does the math for you.

3-mile walking times by pace

Pace (min per mile)Speed (mph, approx.)Time for 3 milesHow it often feels
15:004.045 minVery brisk
16:003.848 minBrisk
17:003.551 minBrisk
18:003.354 minPurposeful
19:003.257 minPurposeful
20:003.01 hr 0 minSteady
21:002.91 hr 3 minSteady
22:002.71 hr 6 minComfortable
23:002.61 hr 9 minComfortable
24:002.51 hr 12 minRelaxed

The "how it feels" column is only a rough guide. What feels brisk depends on your fitness, height, joints and the route. A pace that is easy for one person can be hard work for another, and both are fine.

How do you find your own walking pace?

  • Use a measured route. Four laps of a standard outdoor running track is just under 1 mile. Time one mile at your normal walking pace.
  • Use a phone or watch. Most fitness apps show pace in minutes per mile. Check the average over a full walk, not a single moment.
  • Use a treadmill. Treadmills usually show speed in mph. Divide 60 by the speed to get minutes per mile (for example, 60 / 3 = 20 minutes per mile).

Measure on a flat route on a mild day so you have a fair baseline. Then check again every month or so. Many people find their pace improves as they walk regularly.

How many steps is 3 miles?

A mile is 5,280 feet, so the number of steps depends on how long each step is. The table shows approximate counts for common step lengths. These are estimates, not exact figures.

Step lengthSteps per mile (approx.)Steps in 3 miles (approx.)
2.0 ft (24 in)2,6407,900
2.2 ft (26 in)2,4007,200
2.5 ft (30 in)2,1106,300
2.8 ft (34 in)1,8905,700

To estimate your own step length, walk 20 normal steps, measure the distance in feet, and divide by 20. Then divide 5,280 by your step length to get your approximate steps per mile.

Does a 3-mile walk count toward your weekly exercise?

Yes, if the pace is at least moderate. The Physical Activity Guidelines for Americans recommend 150 minutes of moderate aerobic activity a week, and brisk walking is the classic example. A 60-minute, 3-mile walk covers 40% of that weekly goal. The CDC describes moderate effort as a pace where you can talk but not sing.

You do not have to walk all 3 miles at once. Two 1.5-mile walks, or three 1-mile walks, still count toward the weekly total.

How can you build up to walking 3 miles?

If 3 miles feels far right now, start with what is comfortable, such as 10-15 minutes, and add a few minutes each week. Our 8-week walking workout plan takes you from 10-minute walks to 30-minute walks step by step. Adding a short leg strength routine twice a week can make longer walks feel easier.

What slows down a 3-mile walk?

  • Hills and stairs: uphill sections slow most people noticeably.
  • Heat and humidity: slow down on hot days and walk early or late, or indoors.
  • Uneven surfaces: gravel, grass and broken sidewalks call for shorter, more careful steps.
  • Stops: traffic lights, breaks and chats with neighbors all add minutes.

Tips for a comfortable 3-mile walk

  • Start slow: walk the first 5 minutes at an easy pace to warm up your joints and muscles.
  • Stand tall: keep your head up, shoulders relaxed and eyes looking ahead rather than at your feet.
  • Swing your arms: a natural arm swing with bent elbows helps you keep a steady rhythm.
  • Plan a loop: choose a route with places to rest, such as benches, and a restroom if you need one.
  • Finish easy: slow down for the last 5 minutes, then stretch your calves gently.

Safety first

Talk to your doctor before starting a walking program if you have a heart or lung condition, uncontrolled blood pressure, diabetes, recent surgery, or a history of falls. Wear supportive shoes, carry water and a phone on longer walks, and choose well-lit, even routes. Stop and get medical help if you have chest pain, unusual shortness of breath or dizziness. If outdoor walking is not practical, try our low-impact cardio at home.

Frequently asked questions

Is walking 3 miles a day good for adults over 50?

For many people, yes. At a moderate pace, 3 miles takes about 1 hour, which is more than the 30 minutes a day on 5 days that adds up to the recommended 150 minutes a week. If you are new to walking, build up to it gradually and check with your doctor if you have health conditions.

How long does it take to walk 3 miles at 3 mph?

Exactly 1 hour. At 3 miles per hour, each mile takes 20 minutes, so 3 miles takes 60 minutes.

How many calories does walking 3 miles burn?

It varies widely with body weight, pace and terrain, so any single number would be a guess. Heavier people and faster or hillier walks burn more. A fitness tracker can give you a rough personal estimate.

Is it better to walk faster or longer?

Both help. The guidelines focus on total minutes of at least moderate effort, so a steady, brisk pace you can keep for 30 minutes is a great target. Once that feels easy, you can add a little speed or a gentle hill.

Sources

  1. HHS: Physical Activity Guidelines for Americans, 2nd edition
  2. CDC: Older Adult Activity: An Overview
  3. National Institute on Aging (NIH): Exercise and Physical Activity

Health note: This article is general information, not medical advice. If you have a heart condition, high blood pressure, diabetes, recent surgery, joint replacement or any symptoms such as chest pain, dizziness or unusual shortness of breath, talk to your doctor before starting. Stop any exercise that causes sharp pain. Read our full disclaimer.