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Running/Cycling Pace Calculator

Calculate pace, speed, and finish time for running and cycling. Useful for training for NZ events like the Auckland Marathon.

By Konstantin IakovlevPublished 28 March 2026Last reviewed
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About this calculator

This calculator implements running pace and distance conversion from Athletics New Zealand. Last consulted 20 January 2026. Verify the figures yourself by following the link.

Common running paces

Reference paces for race times
  • Easy/recovery pace: 6:30–7:30 min/km
  • Marathon pace (avg runner): 5:00–5:30 min/km (3:30–4:00 finish)
  • Half marathon: 4:30–5:00 min/km
  • 10K race pace: 4:00–4:30 min/km
  • 5K race pace: 3:30–4:30 min/km
  • Sub-3hr marathon: 4:16 min/km

Disclaimer

This calculator provides estimates for general information purposes only. Results are based on standard formulas and may not reflect your individual circumstances. Always consult a qualified professional for advice specific to your situation.

How running pace is calculated

Pace = time per km. Convert between pace and total time/distance using simple ratios.

  1. 1

    Calculate pace per km

    Pace_per_km = total_seconds ÷ km

    Convert: 300 seconds = 5:00 min/km.

  2. 2

    Convert pace to speed

    Speed_kmh = 3600 ÷ pace_seconds_per_km

    5:00/km = 12 km/h.

  3. 3

    Predict time for distance

    Time = pace_per_km × distance_km

    Marathon at 5:00/km = 3:30:34 finish.

Worked example

Inputs: Run 10km in 50:00

Result: Pace = 5:00/km. Speed = 12 km/h.

Frequently Asked Questions

How do I calculate my running pace?
Running pace is typically expressed as minutes per kilometre (min/km) in New Zealand and most of the world. To calculate your pace, divide your total running time in minutes by the distance covered in kilometres. For example, if you run 5km in 30 minutes, your pace is 30 / 5 = 6:00 min/km. To convert pace to speed in km/h, divide 60 by your pace in min/km: 60 / 6 = 10 km/h. To find your expected finish time for a given distance at a consistent pace, multiply your pace by the distance: 6:00 min/km x 10km = 60 minutes. GPS running watches and apps such as Garmin, Apple Watch, and Strava calculate pace automatically, making it easy to monitor performance during runs. Source: Athletics NZ athletics.org.nz.
What are typical NZ 5km and 10km race times?
Typical New Zealand race times vary widely by ability level. For a 5km race: beginner runners generally finish in 35 to 45 minutes; intermediate runners in 25 to 35 minutes; and competitive club runners in under 20 minutes. For a 10km race: beginners typically finish in 60 to 80 minutes; intermediate runners in 50 to 65 minutes; and competitive runners in under 40 minutes. These are approximate benchmarks — factors such as terrain, weather, altitude, and individual fitness affect actual times. NZ road races often include hills, which slow times compared to flat international courses. Age-group results from Athletics NZ-affiliated events provide useful benchmarks for runners at all levels. Source: Athletics NZ athletics.org.nz; Parkrun NZ parkrun.co.nz.
How does altitude affect running pace in NZ?
Running at altitude reduces the amount of oxygen available, which noticeably reduces performance. As a general guideline, runners can expect their pace to be approximately 10 to 15 percent slower above 1,500 metres elevation. New Zealand has several popular mountain running events and trails at significant altitude, including the Tongariro Northern Circuit (reaching approximately 1,900m), the Kepler Track Challenge, and the Routeburn Classic. Runners who live at sea level — as most New Zealanders do — should allow 2 to 3 days of acclimatisation before attempting high-altitude events. Hydration is also more important at altitude as the drier, cooler air increases moisture loss through breathing. Altitude training, used by elite NZ athletes, can also improve sea-level performance over time. Source: Athletics NZ athletics.org.nz; Department of Conservation doc.govt.nz.
What is the Parkrun NZ average time?
Parkrun is a free, weekly, timed 5km event held every Saturday morning at over 100 locations across New Zealand. The average 5km finish time at Parkrun NZ events is approximately 31 to 34 minutes, though this varies significantly between individual events and locations. Parkrun is open to all abilities — walkers, joggers, and competitive runners all participate together. Results and personal bests are tracked online at parkrun.co.nz. Parkrun events take place in parks, reserves, and waterfront locations across New Zealand from Kerikeri in Northland to Invercargill in Southland. There is no cost to participate, and no pre-registration for individual runs after your initial registration. Parkrun is widely credited with encouraging more New Zealanders to be physically active. Source: Parkrun NZ parkrun.co.nz.

Converts between running speed, pace, and time for NZ runners. Calculates pace (min/km), speed (km/hr), and estimated finish times for common NZ race distances: 5km parkrun, 10km, half marathon (21.1km), and full marathon (42.2km).

How this calculator works

Pace (min/km) = time in minutes / distance in km. Speed (km/hr) = 60 / pace (min/km). Estimated finish time = pace (min/km) x distance in km.

Common NZ Running Distances and Benchmarks

parkrun (5km)Average NZ finisher: ~28-30 min
10km road raceRecreational: 50-65 min
Half marathon (21.1km)Recreational: 2:00-2:30 hrs
Auckland Marathon (42.2km)Recreational: 4:00-5:30 hrs
World marathon record pace~2:51/km (Kelvin Kiptum 2:00:35)

parkrun NZ has 100+ weekly free 5km events. Register once at parkrun.co.nz.

Worked Examples

5km in 25 minutes

Pace 5:00/km, speed 12.0 km/hr.

  1. Pace = 25 min / 5 km = 5:00 min/km
  2. Speed = 60 / 5.0 = 12.0 km/hr
  3. Estimated 10km time at same pace: 5:00 x 10 = 50:00 min
  4. Estimated half marathon: 5:00 x 21.1 = 105:30 (1hr 45:30)

Marathon in 4 hours

Pace 5:41/km, speed 10.55 km/hr.

  1. Total time: 4 x 60 = 240 minutes
  2. Pace = 240 / 42.2 = 5.687 min/km = 5:41/km
  3. Speed = 42.2 / 4 = 10.55 km/hr

Built and maintained by Konstantin Iakovlev. Data sourced from the IRD and official New Zealand government sources.

Last reviewed: