KM to Miles Converter
Convert kilometers to miles instantly — perfect for running, driving, and travel distances.
Conversion table
| Kilometers (km) | Miles | Meters | Feet |
|---|---|---|---|
| 0.5 | 0.3107 mi | 500 m | 1,640.42 ft |
| 1 | 0.6214 mi | 1,000 m | 3,280.84 ft |
| 1.5 | 0.9321 mi | 1,500 m | 4,921.26 ft |
| 2 | 1.2427 mi | 2,000 m | 6,561.68 ft |
| 2.5 | 1.5534 mi | 2,500 m | 8,202.1 ft |
| 3 | 1.8641 mi | 3,000 m | 9,842.52 ft |
| 4 | 2.4855 mi | 4,000 m | 13,123.36 ft |
| 5 | 3.1069 mi | 5,000 m | 16,404.2 ft |
| 6 | 3.7282 mi | 6,000 m | 19,685.04 ft |
| 7 | 4.3496 mi | 7,000 m | 22,965.88 ft |
| 8 | 4.971 mi | 8,000 m | 26,246.72 ft |
| 9 | 5.5923 mi | 9,000 m | 29,527.56 ft |
| 10 | 6.2137 mi | 10,000 m | 32,808.4 ft |
| 12 | 7.4565 mi | 12,000 m | 39,370.08 ft |
| 15 | 9.3206 mi | 15,000 m | 49,212.6 ft |
💡 Distance Tips
- Quick estimate: multiply km by 0.6 to get approximate miles (exact: 0.621371).
- Or divide km by 1.6 — easy mental math for road trips.
- 5K = 3.1 mi, 10K = 6.2 mi, half marathon = 13.1 mi, marathon = 26.2 mi.
- Speed: 100 km/h ≈ 62 mph — common European highway speed limit.
How to Convert Kilometers to Miles
The KM to Miles Formula
Common KM to Miles Conversions
- 1 km = 0.6214 miles — just over half a mile
- 1.609 km = 1 mile exactly — the key reference value
- 100 km = 62.14 miles — typical European road trip unit
- 100 km/h = 62.14 mph — common highway speed limit comparison
- 1 nautical mile = 1.852 km — used in aviation and maritime
- The circumference of Earth ≈ 40,075 km = 24,901 miles
Running Race Distances
- 1 mile = 1.609 km — the classic track & field distance
- 5K = 5 km = 3.107 miles — most popular beginner race distance
- 10K = 10 km = 6.214 miles — popular intermediate race distance
- Half marathon = 21.0975 km = 13.109 miles — growing in popularity
- Marathon = 42.195 km = 26.219 miles — the iconic long-distance race
- Ultra-marathon = 50 km+ (31+ miles) — extreme endurance races
KM to Miles Examples
Step-by-step distance conversions
Convert 10K race to miles
- 10 km × 0.621371 = 6.21371 miles
- Round: 6.21 miles or ~6.2 mi
- Average 10K time: 50-70 min
- Pace: ~8-11 min/mile
10 km = 6.21 miles
Road trip: 500 km to miles
- 500 km × 0.621371 = 310.69 miles
- At 100 km/h (62 mph): ~5 hours
- Quick estimate: 500 × 0.6 = 300 mi
- Exact: 310.7 miles
500 km = 310.7 miles (~5 hr drive)
Frequently Asked Questions
How many miles is 1 km?
1 kilometer equals 0.621371 miles, or approximately 5/8 of a mile. For quick mental math, multiply km by 0.6 for a close estimate.
How do I convert km to miles quickly?
The simplest mental math trick: multiply km by 0.6 or divide by 1.6. For better accuracy, multiply by 5/8. For the exact result, multiply by 0.621371.
How many km is a marathon?
A full marathon is exactly 42.195 kilometers, which equals 26.219 miles (commonly rounded to 26.2 miles). A half marathon is 21.0975 km (13.1 miles).
How far is 100 km in miles?
100 km = 62.14 miles. This is a useful reference point: 100 km/h (a common speed limit in Europe) equals about 62 mph.
What is the difference between a mile and a kilometer?
A mile is longer: 1 mile = 1.60934 km, and 1 km = 0.621 miles. The mile is used primarily in the US and UK for road distances, while the kilometer is used by most other countries. The km is a metric unit (1 km = 1,000 m) while the mile is an imperial unit (1 mi = 5,280 ft).
Is 5K 3 miles?
A 5K is slightly more than 3 miles — exactly 3.107 miles (5 × 0.621371). For practical purposes, a 5K is commonly described as about 3.1 miles.