Work out on base percentage instantly with clear inputs, formula shown and shareable results.
On-base percentage is hits plus walks plus hit-by-pitch, divided by plate appearances excluding sacrifice hits and catcher's interference. OBP counts every way of avoiding an out, which is why it correlates with runs scored far better than batting average does.
On-base percentage
OBP = (hits + walks + hit by pitch) / plate appearances
OBP = (hits + walks + hit by pitch) / plate appearances. On-base percentage is hits plus walks plus hit-by-pitch, divided by plate appearances excluding sacrifice hits and catcher's interference.
OBP counts every way of avoiding an out, which is why it correlates with runs scored far better than batting average does.
Enter hits, walks, hit by pitch, plate appearances (excluding sacrifice hits). The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.