Assuming you're making 25% less than $250k/yr, that puts you at ~$190k/yr. Are you saying you pay ~90k/yr ($7.5k/month!) to live 90 min away from the city? If so, what are your living conditions?
Caveat: I know little about this area, so my question may be rooted in naivete.
Q: Why are you operating as a nonprofit? I would be willing to pay a reasonable management fee to you in exchange for the assurance that my money will likely have a greater social impact. If you were able to charge management fees, wouldn't that give you a greater ability to grow and attract talent?