The longest pool in Chiang Mai and probably the most under used is the 50 meter long 700 years Stadium pool it is an open air pool that was built for the SEA games that were held in Chiang Mai in 1995AD
It also has a competitive true high diving board pool for those so inclined.
The cost for non members is 60 baht for Adults, university student 40 baht and regular grade school is 20 baht
If your an expat you may like to take advantage of the 700 years memberships that available to offer about 50% discounts on all 700 years activity fees and the membership cost is 1,000 baht per family and 520 baht for adults and 320 baht for university students, and 220 baht for general students per year. Remember, this membership gives discounts and all 700 years facilities and sports, so is well worth the cost.
The pools are open daily from 8:00 am to 8:00pm
Tel 053-112301 ถึง 3 , Fax 053-112299
It is easy to find by going out Chotana road to the new city hall and turn (vere) left and keep going till you cross over the Canal road and your in the sports complex then follow the arrows to the right.