Just found out im pregnant today ...really wasnt planning this!?

i just found out i am pregnant today i am 19 my boyfriend is 21 we have been together since i was 13 .. i am scared to tell him because he thought i was on birth control but i stopped taking it because it made me irratable which i didnt like .. anyways he thought i was on it ... we both wanted to have kids much later and go to college and be financially set first i wanted to be around 25 to have a kid ... i told my mom and brother and they are both very supportive of whatever choice i make ... i know my boyfriend is going to want me to get an abortion because he really doesnt want a kid right now but dont really know what to do in a way i dont want to get an abortion i want to go to school while im pregnant so by the time i have the child(if i do) i would have my LPN .. what should i do?