Based income, tax credit

I am 63 yrs old and i moved down from Az a fer yrs ago to stay with my daughter for health reasons. My health is better so my daughte wants me out. Their lease will be up real soon and they r gonna down size so i really need a place. I bring home very little so i need income based or tax credit. I really need help to find me a 1 bedroom and walking distance to a store because i have no car so please help