Stride Length Calculator

Your stride length decides how far each step carries you. Enter your height, sex, and usual pace and this tool returns a stride in centimeters and feet, using the ACSM-based regression that most fitness watches also calibrate against.

Stride length
Units
Mode
Walking pace
Height
ft
in
Sex

If you skip this, we use a unisex average.

years

The Stride-from-Height Formula

Your stride length is highly predictable from your height. The ACSM derived a simple linear relationship that works across adult walkers: multiply your height in centimeters by a coefficient that depends on sex and activity. In fitness tracking, "stride" typically refers to each foot-fall (one step), not the biomechanical heel-to-same-heel definition. This calculator follows the fitness convention.

stridecm = heightcm × k
height
Standing height in centimeters (no shoes).
k
Coefficient from ACSM: 0.415 (men walking), 0.413 (women walking), 0.45 (men running), 0.448 (women running).
stride
Distance covered by one step (heel strike to next heel strike, same foot counts as two).
Worked example
sex = Unisex 0.414
height = 170 cm (5 ft 7 in)
activity = Average walk
= 70.4 cm (27.7 in) per step

170 × 0.414 = 70.38 cm. That is the expected stride for an average adult walking at a comfortable pace. Running coefficients produce 75–77 cm for the same height.

Source: ACSM Health & Fitness Journal, 2008 one-mile step count study (Hoeger et al., regression on 1,000 adults).

Coefficients by Activity Type

The same person has a different stride depending on what they are doing. Walking is the most studied; jogging and running values come from treadmill-validated regressions.

k = 0.413–0.415

Walking

Comfortable pace on flat ground. Men: 0.415 × height. Women: 0.413 × height. Use 0.414 if you do not know the split.

k ≈ 0.430

Jogging

Easy run at conversational pace, around 8–9 min/km. Stride opens by roughly 4–6 % versus walking. Unisex coefficient is 0.43.

k = 0.448–0.450

Running

Steady training pace, 5–6 min/km. Ground contact is shorter and airborne phase adds range. Men: 0.45, women: 0.448.

Stride Length by Height (Walking)

The walking stride at k = 0.414. The right column is the matching step count for one mile, confirming the common 2,000–2,500 steps/mile range across adult heights.

Walking stride at k = 0.414 for unisex estimate.
HeightStride (cm)Stride (inches)Steps per mile
150 cm (4'11")62.124.52,590
155 cm (5'1")64.225.32,506
160 cm (5'3")66.226.12,430
165 cm (5'5")68.326.92,356
170 cm (5'7")70.427.72,287
175 cm (5'9")72.528.52,221
180 cm (5'11")74.529.32,160
185 cm (6'1")76.630.22,101
190 cm (6'3")78.731.02,046

Source: Derived from F1 (ACSM Health & Fitness Journal, 2008 one-mile step count study (Hoeger et al., regression on 1,000 adults).).

Measure Your Stride in 30 Seconds

The formula is close enough for most uses, but you can get a personal number in under a minute with a tape measure or a marked corridor.

  1. 1
    Mark a 10 m segment
    Use a hallway, driveway, or parking lot. 10 m is long enough to average out acceleration and cadence noise.
  2. 2
    Walk the segment at your normal pace
    Count the number of heel strikes (same foot counts once every two steps — count every foot-down).
  3. 3
    Divide
    Example: 14 steps in 10 m → stride = 1000 ÷ 14 = 71.4 cm.
    stride = 1000 cm ÷ steps counted
  4. 4
    Repeat once
    Walk back and average the two numbers. A single trial can be thrown off by a long first step.
A measured stride is within ±2 cm of the formula for most adults. Bigger gaps usually mean you walk faster or slower than the ACSM sample average.

What Changes Your Stride

±8 cm variation
between a tired late-day stride and a fresh morning stride at the same height

Height explains most of the between-person variation. Inside one person, these four factors explain nearly all of the day-to-day change.

Pace (slow vs brisk) +12 cm
Brisk walk adds roughly 10–15 cm per step over a stroll.
Fatigue (end of day) −3 cm
Tired walkers shorten their stride and raise cadence.
Incline (uphill) −6 cm
Climbing a 5 % grade trims stride and bumps step count 20 %.
Footwear ±2 cm
Cushioned runners slightly lengthen stride; hard-sole dress shoes shorten it.
Age (60+) −5 cm
Older adults lose stride length before cadence — a well-known gait marker.

Source: Stride–pace relationship from Tudor-Locke et al., "Walking cadence (steps/min) and intensity in adults 21–40 y", Br. J. Sports Med. 2018.

Formula Estimate vs. Measured Stride

When should you trust the formula, and when should you measure? Here is how the two stack up in practice.

Formula (height-based)

k × height

Accuracy vs treadmill
±6–8 %
Setup time
0 seconds
Best for
Daily distance estimates
Weakness
Ignores pace and gait

Tape-measure method

10 m ÷ step count

Accuracy vs treadmill
±2–3 %
Setup time
60 seconds
Best for
Training plans, race splits
Weakness
Single-pace snapshot
Recommended
Once per season

Reference tables

Stride reference — height, activity, result

HeightWalk (cm)Jog (cm)Run (cm)
150 cm62.164.567.2
160 cm66.268.871.7
170 cm70.473.176.2
180 cm74.577.480.6
190 cm78.781.785.1

k = 0.414 / 0.430 / 0.448, unisex averages.

Frequently asked questions

How accurate is the stride-from-height formula?
Within ±6–8 % of a tape-measure reading for most adults walking at a comfortable pace. If you walk notably faster or slower than the ACSM sample (about 4.8 km/h), the formula under- or over-estimates slightly. A 30-second measurement closes the gap.
Why do men and women use different coefficients?
Men have on average a slightly higher leg-to-torso ratio and wider pelvis offset that produces a fractionally longer stride at the same height. The difference is about 0.5 %, which matters over marathon distances but is negligible over a daily walk.
Does stride length change with age?
Yes. Adults typically lose 1–2 cm of stride per decade after 60, with cadence remaining closer to baseline. It is one of the earliest measurable gait changes and a common target in physiotherapy.
Is stride the same as step length?
In fitness tracking, "stride" typically refers to each foot-fall (one step), not the biomechanical heel-to-same-heel definition (which equals two steps). This calculator follows the fitness convention: one step = one foot-down.
Should I measure barefoot or with shoes?
With the shoes you normally walk in. Cushioned running shoes add roughly 1–2 cm to stride; dress shoes can trim it. If you are calibrating a GPS watch, match the conditions you walk in.
Does stride differ on a treadmill?
Slightly shorter at the same perceived pace, because the belt assists push-off. Most people lose 2–4 cm of stride on a treadmill versus outdoor walking at the same speed.

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