HN may lean liberal, but that would be primarily because half the commenters here are from western Europe, where even the conservative politics are frequently liberal by US standards.
Younger and on the coast. West of I95 and East of I5 you'll find plenty of young people who may find certain social policy points dated but generally agree with republican ideas.
Actually, there was an article on the front page earlier today talking about this phenomenon (social filter bubbles) but it's long gone because everyone was complaining it was a dupe. Go figure.