Here are the dues to the Borough Park Y, they seem very reasonable to me. About the same as shul dues. I got it right off the Borough park Y site. It includes access to the gym as well
Annual Membership Dues
FAMILY
a) Parents and all children age 18 and younger
b) Students, ages 18-20, and still living at home
$550
SINGLE PARENT FAMILY *
Single parent who is divorced, legally separated, widow or widower; and all
Children ages 20 and younger
$300
ADULT COUPLE
$515
KOLLEL COUPLE *
ages 20 -25 and one spouse is a full time student
$360
INDIVIDUAL ADULT
over age 18
$440
ADULT STUDENT
age 17 through 25 and a full-time student*
$275
CHILDREN
age 4 through 13 (grade P1A – 8)
$185
HIGH SCHOOL YOUTH
grades 9 through 12
$225
SENIOR ADULT*
Individual over age 65
$250
SENIOR ADULT COUPLE*
Couple both over age 65
$365
* verification required at time of registration
NEW MEMBERSHIP REGISTRATION FEE
A registration fee of $50 will apply to all new members at the time of enrollment.