Nah, plenty of parents are between 35-45, but rarely past that (because we won't have teenage child in that case)
Considering both Ichika and Madoka went to college it's not really possible, Cecilia and Rin also choose the career path before going married. Only Houki and Sarashikis truly viable for early child, and even then...
Hell, by the time Chifuyu had a child, she was 28-29
