Race calendar · January 2027 · Oklahoma

January 2027 Half Marathon Races in Oklahoma

Every Half Marathon in Oklahoma in January 2027, all 9 of them, sorted by date. Dates, entry fees, finish-time stats from past results, and start-line maps.

9 Half Marathon races in January 2027

5K in January10K in JanuaryMarathon in January

What the field actually runs

January Half Marathon Races, By the Numbers

2:11:10Median finish time
1:29:33Median winning time
22Median field size
5January Half Marathon races with published results

How we calculate these stats: RunSesh calculates these figures from the most recent published results of past editions, sourced from RunSignup. We show aggregates only: field size, winning and median times, and the cutoff. We never publish individual finisher tables. Last updated Sep 22, 2026.

When in January

The January Race Weekends

Half Marathon races do not spread evenly across January. The busiest weekend is January 23 and January 24, with 5 of them.

  1. Jan 2 – Jan 31
  2. Jan 9 – Jan 102
  3. Jan 16 – Jan 171
  4. Jan 23 – Jan 245

By the numbers

The Biggest and Longest-Running

The January Half Marathon races that stand out on the numbers: the biggest field, and the longest unbroken run of editions.

Largest field172 finishersGo Short, Go Long, Go Very Longin the 10K

January Half Marathon Races by City

Tulsa 4Oklahoma City 3Sapulpa 1Stillwater 1
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Soonest Half Marathon Races in January

9 total
Sat, Jan 2, 2027New Year 5K, 10K, & 13.1M at Stillwater, OK (53) Stillwater, OK5K10KHalf MarathonFrom $30Details Sat, Jan 9, 2027Time Travel Half-Marathon/5K/10K - Tulsa Tulsa, OK100m1 Mile5K10KFrom $22Details Sat, Jan 9, 2027New Year 5K, 10K, & 13.1M at Sapulpa, OK (02) Sapulpa, OK5K10KHalf MarathonFrom $30Details Sat, Jan 16, 2027Chilly Willy 5K/10K/Half Marathon - Oklahoma City Oklahoma City, OK5K10KHalf Marathon13.1KFrom $30Details Sat, Jan 23, 2027Go Short, Go Long, Go Very Long Tulsa, OK5K10KHalf Marathon50KFrom $39Details Sat, Jan 23, 2027Running From Yeti - Tulsa, OK Tulsa, OK5K10KHalf Marathon15KFrom $45Details Sat, Jan 23, 2027Bigfoot Classic - Tulsa Tulsa, OK50m1 Mile5K6.55 MilesFrom $30Details Sun, Jan 24, 2027Time Travel Half-Marathon/5K/10K - Oklahoma City Oklahoma City, OK100m1 Mile5K10KFrom $22Details Sun, Jan 24, 2027Bigfoot Classic - Oklahoma City Oklahoma City, OK50m1 Mile5K6.55 MilesFrom $30Details

Common Questions About Running a January Half Marathon in Oklahoma

When in January are most Half Marathon races held?

The busiest weekend in Oklahoma is January 23 and January 24, with 5 Half Marathon races on those two days, and the single busiest day is Saturday, January 23 with 3. Every one of them is on a Saturday or a Sunday.

When should I sign up for a January Half Marathon?

As early as you can. 3 of these January Half Marathon races already have a price increase on the calendar, and 9 are open for entry right now.

How much does a January Half Marathon cost to enter?

The typical entry is $30, with paid entries running from $22 up to $45. Entry fees climb as race day gets closer, so the same race is usually cheapest the week it opens.

What is a good Half Marathon time?

Across the 5 of these January Half Marathon races with published results from past editions, the median finisher ran 2:11:10, and the median winning time was 1:29:33. So anything under 2:11:10 puts you in the faster half of a typical field. That is the middle of these RunSignup fields, walkers and charity entrants included, not a national average.

How big is a typical January Half Marathon field?

The median one finished 22 runners, across the 5 of these January Half Marathon races with published results from past editions. Most are far smaller than the big-city events people picture, which means less crowding at the start and a friendlier field, with a last recorded finisher at 3:21:54.

Half Marathon Races in Other Months

December and February sit either side of January, which is where most people look next when a date does not fit.

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