But the above assumes a nice grid. Many suburban bus routes have awkward deviations which cost time on side streets to get to an office park or similar. Fundamentally the trade-off is additional walking for some vs. additional time on the bus for all.
This is an interesting trade-off. Assuming that people get off the bus somewhat randomly, then average stop spacing should be about a quarter-mile: https://pedestrianobservations.com/2018/10/30/sometimes-bus-...
But the above assumes a nice grid. Many suburban bus routes have awkward deviations which cost time on side streets to get to an office park or similar. Fundamentally the trade-off is additional walking for some vs. additional time on the bus for all.