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Spring 2027

Spring Half Marathons 2027

850 spring half marathons across the US from March to May 2027. Race days typically run from 49°F at dawn to 68°F in the afternoon. A typical entry fee is $65. Dates and fees come straight from race registration and refresh every night.

850
spring half marathons
49
states
68°F
typical race-day high
$65
typical entry fee

Spring half marathons are a classic first goal race: train through the winter and race in the cool mornings of March, April, or May.

March 2027

Quick answers

When are spring half marathons in the US?
The season runs March to May. The busiest month is April, with 334 of the 850 races listed here; March has 292 and May has 224.
What is the weather like for spring half marathons in the US?
Across 750 of these races, race day typically runs from about 49°F at dawn to 68°F in the afternoon, with rain on about 24 percent of days. Most start early, close to the low.
Which spring half marathons in the US are fastest?
By median finish time in their latest results: Project 13.1 (1:19:35), Sam Costa Half Marathon and Quarter Marathon - presented by Indy Runners and Walkers (1:45:46), and Ashland City Half Marathon (1:52:13). A fast median usually means a flat course, cool weather, and a competitive field.
How much does a spring half marathon cost?
Current entry fees across the US usually run from $48 to $79, with a typical fee of $65 before processing fees. Most raise prices as race day nears.