ARENACALC PERFORMANCE & PROBABILITY DESK ACSM, ISSN, IPF DOTS & Fair-Odds Calibrated Formulas
ArenaCalc / Race Pace Splits / 5k-in-18-minutes-pace
Advanced / Sub-18 Club • Verified Endurance Pacing Table

5K (5.0 km / 3.11 mi) in 18 Minutes: Exact Pace per Km, Mile & Split Table

Interactive pacing model for running a 18-minute 5K (5.0 km / 3.11 mi). Adjust target minutes below to recalculate real-time kilometer, mile, and 400m track splits.

Required Pace (Per Km & Per Mile)
3:36 /km • 5:48 /mi
Treadmill Speed & 400m Lap
16.67 km/h (10.36 mph) • 86s / 400m
1st Half vs 2nd Half Pace
3:38 → 3:34 /km
Need custom distances? Open the master Running Pace Calculator →

Official Checkpoint Split Table — 5K (5.0 km / 3.11 mi) in 18 Minutes

Checkpoint DistanceCumulative Elapsed TimePace per KilometerPace per Mile
1 km 3:36 3:36 /km 5:48 /mi
2 km 7:12 3:36 /km 5:48 /mi
3 km 10:48 3:36 /km 5:48 /mi
4 km 14:24 3:36 /km 5:48 /mi
5 km 18:00 3:36 /km 5:48 /mi

Frequently Asked Questions — 5K (5.0 km / 3.11 mi) in 18 Min

What pace per km and per mile is needed for a 18-minute 5K (5.0 km / 3.11 mi)?
To finish a 5K (5.0 km / 3.11 mi) in 18 minutes, you must maintain an average pace of 3:36 per kilometer (5:48 per mile), which equals an average running speed of 16.67 km/h (10.36 mph) and 86 seconds per 400m track lap.
Should I run an even split or a negative split for a 18-minute 5K (5.0 km / 3.11 mi)?
Exercise physiology studies show a 1% to 2% negative split (running the first half ~2–3 seconds per km slower than 3:36/km and accelerating in the final third) minimizes early lactate accumulation and glycogen depletion.