When in March are most half marathons held?
The busiest weekend in Arizona is March 27 and March 28, with 5 of them, 4 of those on Saturday, March 27. Every one of them is on a Saturday or a Sunday.
Race calendar · March 2027 · Arizona
Half Marathons in Arizona in March 2027
Every Half Marathon in Arizona in March 2027, all 11 of them, sorted by date. Dates, entry fees, finish-time stats from past results, and start-line maps.
What the field actually runs
March Half Marathons, By the Numbers
2:28:34Median finish time
1:25:21Median winning time
262Median field size
4March half marathons 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 Nov 12, 2026.
When in March
The March Race Weekends
Half marathons are not spread evenly across March. Here is how the calendar actually falls, weekend by weekend, which is the part worth knowing before you book a trip or plan a taper around one.
By the numbers
The Biggest Field
The largest field of any March Half Marathon in Arizona, from the most recent published results.
Arizona Half Marathons by City in March
All Half Marathons in Arizona in March
11 total Sat, Mar 6, 2027Havasu Half Marathon & 5K Lake Havasu City, AZFrom $95Details Sat, Mar 6, 2027Medal Madness 5K,10K & 13.1M at Phoenix, AZ (10) Phoenix, AZFrom $65Details Sat, Mar 6, 2027Antelope Canyon Ultras Charity Bibs Page, AZPricing TBADetails Sun, Mar 7, 2027TMC Arizona Distance Classic Half Marathon, Quarter Marathon and 5K Oro Valley, AZFrom $70Details Sat, Mar 20, 2027Sunrise Marathon 5K/10K/13.1 PHOENIX Phoenix, AZFrom $45Register Sat, Mar 20, 2027St. Paddy's Day Lucky Run 5K/10K/13.1 PHOENIX Phoenix, AZFrom $45Register Sat, Mar 27, 2027Lucky 5K/10K/Half Marathon - Tucson Tucson, AZFrom $55Details Sat, Mar 27, 2027Lucky 5K/10K/Half Marathon - Flagstaff Flagstaff, AZFrom $30Details Sat, Mar 27, 2027Always Hope Easter Run PHOENIX Phoenix, AZFrom $45Register Sat, Mar 27, 2027SuperHeroes Run PHOENIX Phoenix, AZFrom $45Register Sun, Mar 28, 2027Lucky 5K/10K/Half Marathon - Phoenix Phoenix, AZFrom $55Details
Common Questions About Running a March Half Marathon in Arizona
What is a good Half Marathon time?
Across the 4 of these March half marathons with published results from past editions, the median finisher ran 2:28:34, and the median winning time was 1:25:21. So anything under 2:28:34 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 March Half Marathon field?
The median one finished 262 runners, across the 4 of these March half marathons 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 3:46:57.
Are there trail half marathons in Arizona in March?
Yes, one race around Arizona gets you off the pavement: 1 is a trail race.