Easiest Marathons in the World

Looking for a PB attempt or your first marathon? These are the easiest marathon courses ranked by our difficulty algorithm, which factors in elevation gain, weather conditions, and surface type. Flat, cool, road-based courses score the lowest.

1

Big Bear Marathon

Redlands, United States of America · 8 Nov 2025

0m gainRoad
2

REVEL Mt. Charleston Marathon

Las Vegas, United States of America · 3 Apr 2027

28m gainRoad
3

Hawaii Bird Conservation Marathon

Hawaii, United States of America · 11 Sept 2026

37m gainRoad
4

Tunnel Light Marathon

North Bend, United States of America · 13 Sept 2026

81m gainRoad
5

Bears Ears Marathon

Blanding, United States of America · 7 Nov 2026

90m gainRoad
6

Huntsville Marathon

Huntsville, United States of America · 14 Nov 2026

18m gainRoad
7

Big Sky Marathon

Big Sky, United States of America · 12 July 2026

208m gainRoad
8

Colorado Marathon

Fort Collins, United States of America · 3 May 2026

63m gainRoad
9

Itabashi City Marathon

Tokyo, Japan · 14 June 2026

36m gainRoad
10

Houston Marathon

Houston, United States of America · 13 Sept 2026

36m gainRoad
11

Florence Marathon

Firenze, Italy · 29 Nov 2026

85m gainRoad
12

Marathon Izmir Avek

Izmir, Turkey · 13 Apr 2025

30m gainRoad
13

Lentemarathon Amstelveen

Amstelveen, Netherlands · 16 Mar 2025

38m gainRoad
14

Ocean City Running Festival Marathon

Ocean City, United States of America · 14 Nov 2026

3m gainRoad
15

Sri Chinmoy Marathon

New York, United States of America · 24 Aug 2026

66m gainRoad
16

Niagara Falls Marathon

Niagra Falls, Canada · 26 Oct 2025

42m gainRoad
17

Mainova Marathon Frankfurt

Frankfurt, Germany · 26 Oct 2025

65m gainRoad
18

Coast Guard Marathon

Cape May, United States of America · 1 Aug 2026

27m gainRoad
19

Potomac River Run Marathon (October)

Washington, United States of America · 17 Oct 2026

67m gainRoad
20

Donna Marathon

Jacksonville, United States of America · 7 Feb 2027

73m gainRoad
21

3 Bridges Marathon

Little Rock, United States of America · 5 Dec 2026

48m gainRoad
22

Skopje Marathon

Skopje, North Macedonia · 5 Oct 2025

45m gainRoad
23

Hamilton Marathon Road2Hope

Hamilton, Canada · 30 May 2026

81m gainRoad
24

Whistlestop Marathon

Ashland, United States of America · 10 Oct 2026

98m gainRoad
25

Edinburgh Marathon Festival

Edinburgh, United Kingdom · 25 May 2025

121m gainRoad
26

SoCal Marathon

California, United States of America · 27 Feb 2027

50m gainRoad
27

Tromsø Midnight Sun Marathon

Tromsø, Norway · 21 June 2025

69m gainRoad
28

Kaunas Marathon

Kaunas, Lithuania · 27 Apr 2025

73m gainRoad
29

Brew City Marathon

Milwaukee, United States of America · 9 Aug 2026

177m gainRoad
30

Marathon de La Rochelle

La Rochelle, France · 30 Nov 2025

82m gainRoad
31

Stennis Space Center Marathon

Stennis Space Center, United States of America · 24 Apr 2026

41m gainRoad
32

Berenloop Terschelling Halve Marathon

Terschelling, Netherlands · 2 Nov 2025

32m gainRoad
33

Pardubický Vinařský Půlmaraton

Pardubice, Czech Republic · 19 Apr 2025

23m gainRoad
34

Islandsbanki Reykjavik Marathon

Reykjavík, Iceland · 23 Aug 2025

132m gainRoad
35

Marathon de Rimouski

Rimouski, Canada · 7 Sept 2025

0m gainRoad
36

Oak Island Marathon

Oak Island, United States of America · 14 Feb 2026

84m gainRoad
37

Semi-marathon de Montauban

Montauban, France · 30 Mar 2025

46m gainRoad
38

La Crosse Marathon

La Crosse, United States of America · 2 May 2026

88m gainTrail
39

Öpfinger Osterlauf Halbmarathon

Öpfingen, Germany · 29 Aug 2026

51m gainRoad
40

Florida Track Club Marathon

Gainesville, United States of America · 5 Sept 2026

79m gainRoad
41

Galveston Marathon

Galveston, United States of America · 10 Oct 2026

18m gainRoad
42

Great Eastern Run

Peterborough, United Kingdom · 23 May 2026

52m gainRoad
43

Halvmaraton Jessheim Vintermaraton

Ullensaker, Norway · 9 Nov 2025

68m gainRoad
44

Deutsche Post Marathon Bonn

Bonn, Germany · 6 June 2026

64m gainRoad
45

Torghatten Marathon

Brønnøy, Norway · 26 Apr 2025

81m gainRoad
46

Skagen Halvmarathon

Skagen, Denmark · 4 Oct 2025

38m gainRoad
47

Indianapolis Monumental Marathon

Indianapolis, United States of America · 7 Nov 2026

92m gainRoad
48

Christchurch Marathon

Christchurch, New Zealand · 18 Apr 2027

33m gainRoad
49

Einstein Marathon

Ulm, Germany · 16 May 2026

92m gainRoad
50

Jersey City Marathon

Jersey City, United States of America · 7 June 2026

117m gainTrail

What Makes a Marathon Easy?

The easiest marathons tend to share a few key characteristics: minimal elevation gain (ideally under 100m), mild race-day temperatures between 8-15°C, and a smooth road surface. Courses that are net downhill or completely flat let runners maintain a consistent pace without burning extra energy on climbs.

Our difficulty score combines elevation data, historical weather patterns, and surface type into a single rating. A lower score means an easier course relative to a perfectly flat, temperate, road-based marathon.

Tips for Choosing an Easy Marathon

  • Look for courses with under 200m total elevation gain
  • Choose races in spring or autumn for cooler temperatures
  • Prefer road surfaces over trail or mixed terrain
  • Consider coastal or river-flat courses for the most consistent terrain

Want to see how these courses compare side by side? Use our marathon comparison tool to enter your target time and see the adjusted finish time for each course.