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How Many Gallons Are In My Pool

About Ground Pools

Size Shape Avg. Depth Gallons Avg. Depth Gallons
8′ Round 4′ 1700 5′ 2000
12′ Round 4′ 3398 5′ 3800
15′ Round 4′ 5310 5′ 5700
18′ Round 4′ 7646 5′ 8200
20′ Round 4′ 9400 5′ 10000
24′ Round 4′ 13593 5′ 14600
28′ Round 4′ 18500 5′ 20000
33′ Round 4′ 25700 5′ N/A
11 X 18.5′ Oval 4′ 6100 5′ 6600
12 X 24′ Oval 4′ 8500 5′ 9200
15 X 25′ Oval 4′ 10200 5′ 11000
15 X 30′ Oval 4′ 13700 5′ 14800
18 X 33′ Oval 4′ 17500 5′ 18900
18 X 38′ Oval 4′ 20500 5′ 22100

Above Ground Pools

Size Shape Depth Gallons
12′ Round 3′ 2548
12′ Round 4′ 3398
15′ Round 4′ 5310
18′ Round 4′ 7646
21′ Round 4′ 10407
24′ Round 4′ 13593
27′ Round 4′ 17204
28′ Round 4′ 18502
12 X 18′ Oval 4′ 5097
12 X 24′ Oval 4′ 6796
15 X 24′ Oval 4′ 8496
15 X 30′ Oval 4′ 10620
16 X 24′ Oval 9062
16 X 32′ Oval 12083

Inground Pools

Approximate. May vary with average depth size

Size Shape Gallons
15 x 30 Rectangle 15187
16 x 32 Rectangle 17000
16 x 36 Rectangle 19500
18 x 36 Rectangle 22000
20 x 36 Rectangle 24300
20 x 40 Rectangle 27000
25 x 50 Rectangle 42187

pool size