Understanding propane tank sizes is essential for BBQ enthusiasts and homeowners alike. Propane, commonly referred to as ‘liquid gold’ for BBQ lovers, powers everything from your beloved barbecue grills to patio heaters, space heaters, and other outdoor equipment.
This guide will explore the variety of propane tanks available, how to choose the right propane tank size for your needs, and how to handle your tanks safely. Let’s dive in!
Table of Contents
Propane Use in BBQ and Residential Settings
Propane is a versatile fuel, powering not just BBQ and outdoor equipment, but also residential cooking appliances, water heaters, clothes dryers, and whole house heating systems.
You’ll find propane in everything from small cylinders for portable grills to large ground propane tanks or underground propane tanks for home heating. This diversity makes understanding propane tank sizes all the more important.
Become a BBQ Hero Insider
Be the first to find out about product deals, discounts, new product reviews and BBQ recipes!
The Nitty-Gritty: Standard Propane Tank Sizes
Propane tanks come in various sizes and the size propane tank you need will ultimately depend on your propane needs. Small tanks like the 1lb propane cylinder power small appliances and grills, while a 20 lb propane tank is a common size for larger appliances like barbecue grills and patio heaters.
Gallon propane tanks range from 20 lb (about 4.7 gallons of propane when full) to a hefty 500-gallon tank, sufficient to heat entire homes with larger square footage.
Small Propane Tank Sizes: For Camping and Portable Grills
The smallest size propane tanks, like 1lb and 5lb propane cylinders, are ideal for temporary heating solutions like camper trailers and portable camping grills. These small tanks, though tiny, can still pack a punch when it comes to supplemental or space heaters or running small appliances.
Medium Propane Tank Sizes: Perfect for BBQ Enthusiasts
BBQ aficionados often go for the 20lb propane tank size, also known as a 5-gallon tank, perfect for residential cooking appliances and most large barbecue grills. Medium sizes, like the 30lb (7-gallon) and 40lb (10-gallon) propane tanks, are also common propane tank sizes, offering more grill time between fill-ups.
Large Propane Tank Sizes: For Home Heating and Large BBQ Events
The larger propane tank sizes, such as 250-gallon propane and 500-gallon propane tanks, are typically installed for whole-house heating or larger households with multiple appliances running.
The 250-gallon tank is great for moderate propane use, like a home with a space heater and a couple of other propane appliances. Opting for a 500-gallon propane tank installation, on the other hand, can allow you to power larger homes with more appliances, and be used for hot water heaters, pool heaters, or even commercial applications.
Propane Tank Size Chart
| Size | Length | Diameter | Width | Height | Empty Weight |
|---|---|---|---|---|---|
| 1 pound | 8″ | 4″ | 4″ | 4″ | 1.3 pounds |
| 2 pounds | 10″ | 5″ | 5″ | 5″ | 2.1 pounds |
| 3 pounds | 10″ | 7″ | 7″ | 7″ | 3.7 pounds |
| 5 pounds | 12″ | 8″ | 8″ | 8″ | 6.7 pounds |
| 20 pounds | 18″ | 12″ | 12″ | 12″ | 13.5 pounds |
| 30 pounds | 24″ | 12.5″ | 12.5″ | 12.5″ | 19.2 pounds |
| 40 pounds | 27″ | 14.5″ | 14.5″ | 14.5″ | 27.4 pounds |
| 60 pounds | 44.1″ | 12″ | 12″ | 12″ | 37.3 pounds |
| 100 pounds | 48″ | 14.5″ | 14.5 | 14.5″ | 67 pounds |
| 250 gallon | 92″ | 30″ | 30″ | 30″ | 483 pounds |
| 500 gallon | 120″ | 37″ | 37″ | 37″ | 949 pounds |
How to Choose the Right Propane Tank Sizes for Your Needs
Choosing the right propane tank size depends on several factors: the number of appliances you run, your home’s size, and how much propane you use.
For BBQ use, consider how often and how long you grill. For residential use, consider if the tank will be supplementing your heating needs, or if propane is your primary heat source.
Monitoring Your Propane: The Importance of Propane Tank Gauges
Knowing how much propane you have left in your tank is crucial, especially when planning a BBQ party or during the colder months when home heating is essential. Running out of propane can be more than just an inconvenience; it can disrupt your comfort and plans. This is where propane tank gauges come into play.
A propane tank gauge is a handy device that helps you monitor the level of propane in your tank. Gauges are particularly useful for BBQ enthusiasts who don’t want to run out of fuel mid-grill and for homeowners relying on propane for heating.
Propane Tank Gauge Level Indicator
- Compatible with all appliances with a QCC1 / type1 connection and up to 40-lb. propane tanks
- Monitors fuel level without removing the tank
- Gauge display accounts for ambient temperature change
Propane tank gauges come in different types and models. Some gauges offer a simple dial indicator, while more advanced options provide digital readouts and can even send alerts to your smartphone when propane levels are getting low. While gauges can provide a good estimation, remember they might not be 100% accurate due to variables like temperature and tank size.
Benefits of Using a Propane Tank Gauge
- Avoid Running Out: With a gauge, you’ll have a good idea when your tank is nearing empty, so you can refill or replace it before you run out.
- Plan Your BBQ: Knowing how much propane you have can help you plan your BBQ. No more worrying about your propane running out before those steaks are done!
To learn more about the best propane tank gauges in the market, especially for a smaller-size tank meant for BBQing, check out our comprehensive review of the Best Propane Tank Gauges.
Using a propane tank gauge can enhance your grilling experience, keeping you informed about your propane levels and helping prevent unwelcome surprises.
Where to Buy Propane Tanks
Knowing where to buy propane tanks can be the first step towards ensuring a consistent fuel supply for your grilling sessions or heating needs. You can purchase a variety of propane tanks online, delivered right to your door, ready to be filled. Here are some options worth considering:
4 Pack Coleman 16 oz Bottles
Coleman Propane Replacement Fuel Cylinders 16 oz
- 4 Pack Coleman 16 oz Bottles
- Lightweight and compact, easy to transport and store when not in use
- Designed to fit most portable appliances, camping grills, and lanterns
These handy, pre-filled bottles are perfect for very small appliances. They’re compact and easy to use, providing a reliable source of fuel for small grills or portable heaters.
Flame King Refillable 1 lb Empty Propane Cylinder Tank
Flame King Refillable 1 lb Propane Cylinder Tank – Reusable
- 2 Pack Flame King 1 lb Bottles
- Reduce waste by using reusable cylinders
- Designed to be refilled directly from your standard BBQ cylinder
An excellent option for those who prefer to refill their own tanks. This 1lb tank is reusable and perfect for on-the-go cooking or heating needs.
Flame King 5 lb Propane Tank Cylinder
Flame King 5-Pound Propane Tank Cylinder
- Portable size – ideal for camping, Ice fishing, BBQ
- Easy to hold collar
- Rugged, High Grade Steel welded construction
A bit larger than the previous option, this 5lb propane tank is great for portable grills, fire pits, and heaters. It offers a longer burn time between refills.
Flame King 20 lb Steel Propane Tank Cylinder with Built-in Gauge
Flame King 20-Pound Propane Tank Cylinder with Built-in Gauge
- High grade steel welded construction
- Powder coated for long-lasting exterior protection
- Never run out of propane with the bulit-in gauge
This 20lb tank is a popular size for barbecue grills and space heaters, offering substantial propane storage for longer use. The built-in gauge makes it easy to monitor how much propane you have left.
Flame King 30 lb Steel Propane Tank Cylinder
Flame King 30-Pound Steel Propane Tank Cylinder
- High-grade welded steel construction and powder coated for lasting durability
- Premium OPD (overfilling prevention device) valve assembly
- Standard-size connection valve allows it to connect as easily as smaller tanks, and works with RVs or trailers, propane tank attachable heaters, and other accessories.
If you need even more capacity, this 30lb propane tank is a great choice. It’s suitable for larger grills or for residential cooking appliances and comes with a built-in overflow protection device for safety.
Remember, when you buy propane tanks online, they often come empty and need to be filled before use. Whether you’re grilling, heating, or powering appliances, having the right propane tank can make all the difference. Shop wisely and keep the flame burning!
Safety Tips When Using Propane Tanks
Regardless of the propane tank size you have, safety should be your number one priority. Propane is a flammable and potentially dangerous substance if mishandled. While it’s a fantastic fuel source for heating your home, grilling your food, or warming your patio, proper safety protocols should always be followed. Here are some essential safety tips for using propane tanks:
- Proper Installation: Larger tanks, like a 500-gallon propane tank located underground, should be installed by professionals. This ensures they’re set up safely and according to local codes and regulations.
- Ventilation: Whether it’s a 20 lb tank for your BBQ or a larger tank for home heating, always ensure your propane tank is located in a well-ventilated area to prevent gas buildup, which could lead to a hazardous situation.
- Regular Inspections: Regularly check your propane tanks for leaks or damage. If you smell propane or suspect a leak, immediately shut off the tank and contact a professional.
- Safe Storage: Store propane tanks upright and outdoors, not in enclosed spaces like garages or basements. Smaller tanks should be kept out of reach of children and pets.
- Transportation: When transporting propane tanks, ensure they’re secure and kept upright. Never leave a propane tank in a hot car or trunk.
- Distance from Heat Sources: Keep propane tanks, especially those connected to grills or other outdoor equipment, at a safe distance from heat sources or open flames to prevent accidental ignition.
- Regular Maintenance: Hire a professional for regular maintenance, especially for larger tanks. Regular maintenance helps detect potential problems early and extends your tank’s life.
Remember, safety is crucial when dealing with propane. Following these safety tips can help ensure you and your loved ones can safely enjoy the benefits of propane.
Propane Tank Sizes FAQs
What are the common propane tank sizes?
Common propane tank sizes range from small 1lb cylinders, perfect for portable grills, up to large 500-gallon tanks used for whole house heating or commercial applications.
How many gallons does a 20 lb propane tank hold?
A 20 lb propane tank holds approximately 4.7 gallons of propane when full.
How long does a 20 lb propane tank last on a grill?
The duration varies based on the grill’s BTU rating and how high you set the heat, but a 20 lb propane tank typically lasts between 18-20 hours on a standard grill.
How do I know what size propane tank I need?
Choosing the right propane tank size depends on several factors: the number of propane appliances you run, your home’s size, how much propane they use, and your grilling habits.
Can I store propane tanks in my garage?
For safety reasons, propane tanks should be stored outdoors, not in enclosed spaces like garages or basements.
How do I check how much propane is left in my tank?
Propane tank gauges are handy devices that help you monitor the level of propane in your tank. For more information on this, check out our guide on the best propane tank gauges.
Is it safe to transport propane tanks in a car?
Yes, it is safe to transport a propane tank in a car, but be sure that it is secure and kept upright. Never leave a propane tank in a hot car or trunk.
Can propane tanks explode?
While unlikely with proper use and storage, a propane tank can explode if exposed to extreme heat or fire. Always follow safety guidelines when using and storing propane tanks.
