Swimming Pool Volume Estimator (Gallons):
Estimate Your Swimming Pool's Water Volume In Gallons

You may be wondering how many gallons of water your pool will hold.  Indian Head Water Delivery is here to help with the following quick reference guide.

The chart below is good for approximating the number of gallons your pool will hold.

If you are unable to find the dimensions of the pool you have or if you have any additional questions on the number of deliveries needed to fill a pool please feel free to contact Indian Head Water at 781-294-4040.

Standard Above Ground Pool Sizes with a Pool Wall of 48 inches:
12 ft Round ~ 2,975 gallons 12' x 24' Oval ~ 5,948 gallons
15 ft Round ~ 4,646 gallons 15' x 30' Oval ~ 9,293 gallons
17 ft Round ~ 5,968 gallons 16' x 32' Oval ~ 10,573 gallons
21 ft Round ~ 9,106 gallons 18' x 33' Oval ~ 12,267 gallons
24 ft Round ~ 11,895 gallons
27 ft Round ~ 15,054 gallons
30 ft Round ~ 18,585 gallons
33 ft Round ~ 22,488 gallons

 
Standard Pool Above Ground Pool Sizes with a Pool Wall of 52 inches:
12 ft Round ~ 3,398 gallons 12' x 24' Oval ~ 6,797 gallons
15 ft Round ~ 5,310 gallons 15' x 30' Oval ~ 10,620 gallons
17 ft Round ~ 6,821 gallons 16' x 32' Oval ~ 12,084 gallons
21 ft Round ~ 10,408 gallons 18' x 33' Oval ~ 14,019 gallons
24 ft Round ~ 13,594 gallons
27 ft Round ~ 17,205 gallons
30 ft Round ~ 21,240 gallons
33 ft Round ~ 25,700 gallons

 
Standard Pool & In-Ground Pool Sizes with Varying Average Depths:
POOL SIZE
GALLON 3.5' Av. DEPTH
GALLON 4' Av. DEPTH
GALLON 4.5' Av. DEPTH GALLON 5' Av. DEPTH GALLON 5.5' Av. DEPTH
12' x 24'
7,600
8,600
9,700
10,800
11,900
14' x 28'
10,300
11,800
13,200
14,700
16,200
15' x 30'
11,800
13,500
15,200
16,900
18,600
16' x 32'
13,400
15,400
17,300
19,200
21,100
18' x 36'
17,000
19,400
21,900
24,300
26,700
19' x 38'
19,000
21,700
24,400
27,100
29,800
20' x 40'
21,000
24,000
27,000
30,000
33,000
22' x 44'
25,400
29,000
32,700
36,300
39,900
25' x 45'
29,531
33,750
37,968
42,187
46,406
25' x 50'
32,800
37,500
42,200
46,900
51,600
30' x 50'
39,375
45,000
50,525
56,250
61,875

Please note that all pools vary in actual gallons of water capacity due to their subtle differences.  This chart can only be used as a estimate to the total number of gallons a swimming pool will hold.