The half marathon (13.1 miles) is the ultimate endurance benchmark for recreational runners. Benchmark times range from 1:55 to 3:02 depending on age and gender. Tracking your half marathon performance over multiple races or time trials reveals your long-distance running fitness and how well your training translates to sustained effort.
Half Marathon Benchmark by Age
Minutes – Male vs Female
Half Marathon Benchmark Standards
Men in their 20s benchmark around 1:55 (8:47/mi). Women in the same group average 2:12 (10:05/mi). By your 50s, 2:22 for men and 2:43 for women is typical. Many runners set half marathon PRs in their 30s when experience and training maturity compensate for small declines in raw speed.
Key Metrics to Track
Beyond finish time, track your average pace, heart rate drift (how much your heart rate climbs in the second half), and perceived effort. A half marathon where your heart rate stays stable and your pace is even means your fitness level is well matched to the distance. Significant heart rate drift or pace fade indicates you need more aerobic base building.
Half Marathon Benchmark Tips
- Run your benchmark on a flat course: Hills complicate time comparisons between attempts
- Start conservative: Run the first 3 miles 10-15 seconds per mile slower than goal pace
- Fuel during the run: Take water or electrolytes every 30-40 minutes
- Compare heart rate to pace: Faster pace at the same heart rate means real improvement
Full Half Marathon Analysis
Use our Running Benchmark Calculator to calculate your half marathon pace, calories burned, heart rate zones, training effect, power output, and stamina depletion.