<p>Assuming you live in NYC with your brother, you have a wealth of choices. </p>
<p>1) try the wonderful test entry schools in NY like Sty and save the money for college.
2) Maybe apply for the Bradley scholarship - only open to 7th graders and covers 4 yrs of HS tuition anywhere
3) Look at the wonderful NY private schools</p>
<p>Boarding may free you up (you mention you are young) from the day to day supervision of your younger brother. While the schools all look very much alike on paper, visits make it clear that there are large differences in “feel”, and some schools get crossed off the list as not a good fit after a visit. Many are discussed on these boards, (search for “schools you crossed off the list after visiting” thread, but it is a very personal reaction and choice.</p>