Take a walk along " The Cut". I think that's a great area to meet and mingle with others.
lots of things to do depending on kids ages. like fishing! take em out at night and catch nightcrawlers kids love that . than fishing don t need much. if winter take em hiking. if snowy see if can rent or borrow snowshoes go to a golf course or woods. most citys have parks and musiams beach always fun. zoo , bowling if like aniamls take em to shelter maybe volunteer if love anamals
try meeting other parents at parks....bowling...etc
join a club.. or group.. way outside of the church thing.