How Long Does It Take to Fill Up a Pool

Have you ever wondered how long it takes to fill up a pool? I mean, sure, you can always rely on your gut feeling and guesswork, but that’s like trying to hit a bull’s eye with your eyes closed. Trust me; I tried it, and it didn’t end well. So, let me be your guide on this quest for pool-filling wisdom.

Well, the answer is not as simple as you might think. It depends on various factors, such as the size of the pool, the water pressure, and the capacity of the hose. But, in short, it can take anywhere from a few hours to a couple of days to fill up a pool completely. Don’t worry; I’ll explain it all in detail.

So, are you ready to dive into the world of pool filling and some tips and tricks to save time and water? Then, join me in this journey as I share my first-hand experience and the insights of the pool experts. Therefore, without further due, Let’s get started!

Factors On Which Pool Fill Time Depends

Filling up a pool isn’t a one-size-fits-all kind of deal. There are a bunch of factors that can impact how long it takes to get that pool filled up and ready to go. Let’s see some of the deciding factors.

– Flow rate of the water

– The size of the pool

1- Flow Rate of The Water

One of the biggest factors that affect pool fill time is the flow rate of the water. This refers to how quickly water can flow through your hose or water source and into the pool.

The higher the flow rate, the more quickly you can fill your pool. On the other hand, if you have a lower flow rate, it will take longer to fill your pool. The gallons per minute (GPM) measure how much water could come from your kitchen faucet or bathtub per minute.

Remember: The meter will fluctuate depending on what you use to fill the pool.

2- The Size of The Pool

Another important factor affecting pool fill time is the pool size. This is because the larger the pool, the more water you’ll need to fill it up. If you have a small pool, it may only take a few hours to fill it up.

Notably, The size of your pool also affects the amount of water pressure you’ll need to fill it up quickly. If you have a larger pool, you’ll need to ensure a high enough flow rate and water pressure to fill it up within a reasonable amount of time.

Estimated Pool Fill Chart

Based on the shown water pressure of Gallons Per Minute, the chart below should also aid you in predicting how long it will take to clean your swimming pool.

Capacity (Gallons)Hours (7 GPM)Hours (8 GPM)Hours (9 GPM)Hours (10 GPM)
<1000<2 1/2<2<2<2
50001210 3/49 1/48 1/3
1000023 3/420 3/418 1/216 2/3
1500035 3/431 1/427 3/425
2000047 2/341 2/33733 1/3
2500059 1/25246 1/441 2/3

How To Fill Up Your Pool?

Is it possible to throw in a hose and leave it running overnight, or would it overflow?

The time it takes to fill a pool depends on how you fill it. Filling a swimming pool for the first time or after a drain takes a long time. You have two choices:

  • Fill the pool yourself with a hose or from a well
  • Hire a water truck

Most people go straight to the hose, which is a workable choice if you are patient, have many hoses, and aren’t utilizing well water. The average pool can take 12 to 24 hours to fill, assuming you have a few hoses running.

You can use the first option if you own a garden hose, have a specific outlet, and give your time. The time it takes to fill up your pool will depend on your hose diameter and water flow rate.

The second option will be great if you don’t want to supervise it, especially since the good part is that you don’t need to be at home for it to fill up the pool. Call the service, and they will tackle it from a to z.

Different Ways to Fill Up your Pool with Water

While having water delivered to your home by truck is possible, it is not the only way to fill your pool. Consider pool water supply more of an idea than a precise service. It is another way of saying that you’re transporting water to your collection by land, air, or sea.

How Long Does It Take to Fill Up a Pool

The following are the most prevalent choices:

1- Water from the city

2- Water from a well

3- A delivery service for pool water

Each choice has advantages and disadvantages.

1- Water from The City

Connect one end of your garden hose to your outdoor faucet and the other to the pool, and you are done! You are on your way to a fantastic summer. Although this way of filling your pool is one of the simplest, it might be costly depending on where you live.

Droughts, restricted water sources, and natural catastrophes can increase the cost of filling your pool, especially if your area’s potable water needs have resulted in water rationing.

2- Water From A Well

Why spend money on pool water when you can obtain it for free from Mother Nature? If you have a well large enough to fill your pool, you might save money by supplying it for pennies on the gallon.

Clipping coupons and rummaging through the couch for quarters to fill the Pool Water Fund jug surely beats clipping coupons and searching for quarters. It can be tempting to tap into your local water table.

While well water does not come with a price tag, it does have a few features that require particular care.

3- A Delivery Service for Pool Water

Getting water from a local supplier is simple by calling or online. You may not even need to be at home when your water arrives. Your friendly pool water delivery crew will arrive in their transport truck, unload their hoses, fill up, and leave.

You will return home to a fully functional pool ready for testing, balancing, sanitizing, and swimming! Pre-chlorinated water is provided by some companies, which makes things even more accessible. However, we encourage you to continue to evaluate and balance that water.

The price you will pay for convenience is the most crucial factor to consider. This solution can be your best bet if you do not have a well (or your healthy water isn’t adequate) or face unreasonable prices due to water rationing.

Do not be frightened to compare prices. Get quotations from multiple local suppliers, compare them to the cost of a city water fill-up, and do not forget to account for the time you’ll save compared to a garden hose or a standard pool pump.

Standard Garden Hose Size

Garden hoses are available in various shapes, colors, and diameters, including kink resistance, multiple construction, and microbial protection. They are essential in figuring out how long does it takes to fill up a pool.

You will also come across more robust hoses with extra features, such as a water-flow control valve that lets you quickly switch off the water flow and change nozzles.

Standard garden holes come in three different diameters:

  • Hoses 5/8 inch
  • Hoses 3/4 inch
  • Hoses 1 inch

Remember that the larger the diameter, the more adequate the water flow; however, you must consider whether you will receive too much water flow.

FAQS: How Long Does It Take to Fill Up a Pool?

It will indeed take a couple of hours to fill up your pool completely, but someone should be available to monitor continuously, and it is advised not to leave your home during this time.

The cost to fill your pool depends on its size, water source, and whether you’re topping it off or filling it. An average pool holds 15,000 to 30,000 gallons, and filling it can cost $60 to $1,250, depending on the factors. Monthly water usage for a typical homeowner is around 12,000 gallons.

Final Remarks

Now that you have read my comprehensive guide on how long it takes to fill up a pool, you can plan ahead and ensure your pool is ready to use when you want it. Whether filling up a small inflatable pool or a large inground pool, remember that the time it takes will depend on various factors.

So, how long does it take to fill up a pool? The answer is not straightforward, but we hope my guide has given you a better idea of what to expect.

Remember that the time it takes to fill up a pool is just one part of the equation. You also need to consider the time it takes to prepare your pool for use and the ongoing maintenance that comes with it.

Have you ever filled up a pool before? How long did it take? Let us know in the comments! And Visit for more just guides and personalized product reviews.