12 Ways to Save Money on Propane
The average propane household can save $400 - $800 per year by combining just a few of these proven strategies. From timing your purchases to improving your home's efficiency, here are 12 actionable ways to cut your propane bill starting today.
Buy in summer (June-August)
Propane prices bottom out in summer at around $2.42/gal versus $3.12/gal in winter peak. Fill your tank to 80% in July. On 400-800 gallons, summer buying saves $280-560. This is the single easiest money-saving strategy because it requires no investment - just timing. Set a calendar reminder for July to call your supplier.
Own your tank
When you own the tank, you can shop any supplier for the best price. Renting locks you into one supplier at marked-up rates ($0.20-0.50/gal premium) plus rental fees ($50-200/year). A 500-gallon tank costs $1,700-3,300 installed and pays for itself in 3-5 years. If you plan to stay in your home for 3+ years, buying is the clear financial winner.
Join a buying cooperative
Propane co-ops negotiate group rates using the combined purchasing power of hundreds of members. Typical savings: 10-20 cents per gallon below individual retail rates. Most co-ops are free or charge a small annual fee. Contact your state energy office or county extension service for co-ops in your area.
Lock in a pre-buy contract
Pre-buy programs let you lock in summer prices for winter delivery. You pay upfront at $2.50/gal instead of $3.10/gal at winter spot rates. On 800 gallons, that saves $360-520. Enrollment typically runs May-August. The risk is minimal since winter prices almost always exceed summer prices.
Use automatic delivery
Most suppliers offer a 5-10 cents/gallon discount for automatic delivery because it lets them optimize routes. On 800 gallons, that is $40-80 saved. You also avoid the risk of running out and paying for expensive emergency delivery.
Get 3+ quotes every year
The spread between the cheapest and most expensive propane supplier in a given area is typically $0.30-0.50 per gallon. On 800 gallons, that is $240-400. Even if you have a good supplier, checking prices annually keeps them competitive. Some suppliers will match or beat competing quotes.
Insulate your home
Adding attic insulation, sealing air leaks, and upgrading windows can reduce propane heating consumption by 25-40%. On a $2,500 annual propane bill, that is $625-1,000 in savings. Attic insulation alone costs $1,500-3,000 and pays back in 2-4 years. Many states offer rebates for insulation upgrades.
Maintain your furnace annually
A professional furnace tune-up costs $100-200 and improves efficiency by 5-10%. A dirty or misadjusted furnace wastes fuel. Replace air filters monthly during heating season ($5-15 per filter). Annual maintenance also extends furnace lifespan and catches problems before they become expensive repairs.
Install a programmable thermostat
Lowering temperature by 7-10 degrees for 8 hours a day (while sleeping or at work) saves 10-15% on heating. A programmable or smart thermostat costs $25-250 and pays back within the first heating season. Smart thermostats learn your schedule and can save an additional 5-10% through adaptive programming.
Upgrade to a high-efficiency furnace
Replacing an old 80% AFUE furnace with a 95% AFUE model saves 15% of your heating fuel immediately. On $2,500 in annual propane costs, that is $375 per year. A new high-efficiency propane furnace costs $2,500-5,500 installed and pays for itself in 5-10 years through fuel savings plus any available rebates.
Seal air leaks
Air leaks around windows, doors, outlets, pipes, and the attic hatch can account for 10-20% of heat loss. Weatherstripping and caulking cost under $100 in materials and a weekend of DIY work. Professional air sealing costs $1,000-3,000 but is more thorough. The payback period is typically under one year.
Consider supplemental heating
A wood stove or pellet stove in the main living area can supplement propane heating on cold days, reducing furnace run time by 20-40%. A heat pump for mild weather (above 35F) reduces propane use for the 60-70% of heating hours that are not bitterly cold. Either approach can save $200-600 per year in propane.
Seasonal Action Plan
Spring (Mar-May)
- - Get 3+ quotes from suppliers
- - Join a buying co-op
- - Schedule furnace maintenance
- - Check pre-buy program availability
Summer (Jun-Aug)
- - Fill tank to 80% at lowest price
- - Sign pre-buy contract by August
- - Insulate attic while it is warm
- - Seal air leaks around windows/doors
Fall (Sep-Nov)
- - Top off tank before prices rise
- - Get furnace tune-up
- - Replace thermostat batteries
- - Check CO detectors
Winter (Dec-Feb)
- - Monitor tank gauge weekly
- - Keep thermostat at 68F (lower at night)
- - Replace furnace filters monthly
- - Plan for next summer's fill
Frequently Asked Questions
What is the cheapest way to buy propane?
The cheapest way to buy propane combines several strategies: own your tank (so you can shop any supplier), buy in summer when prices are lowest ($2.42/gal vs $3.12/gal in winter), join a buying cooperative for group discounts of 10-20 cents/gallon, order in bulk (300+ gallons for volume discounts), and get quotes from at least three suppliers before each fill. Combining these strategies can save $500-1,000 per year compared to the most expensive approach of renting a tank and buying at winter spot prices.
How much can I save by buying propane in summer?
Summer propane prices average $2.42 per gallon nationally compared to winter peak prices of $3.12 per gallon, a difference of $0.70 per gallon. For a typical home using 800-1,200 gallons per year, timing all purchases for summer can save $560-840 annually. Even if you cannot buy all your propane in summer, filling your tank to 80% in July and topping off once in early fall captures most of the savings. A single 400-gallon summer fill saves approximately $280 compared to buying the same amount in January.
Is it worth joining a propane buying cooperative?
Yes, propane buying cooperatives are one of the easiest ways to save money with almost no effort. Co-ops negotiate group rates that are typically 10-20 cents per gallon below individual retail prices. On 800 gallons per year, that saves $80-160 annually. Most co-ops are free to join or charge a nominal annual fee of $20-30. There is no long-term commitment - you can leave at any time. Contact your state energy office or county extension service to find co-ops in your area.
How much does owning vs renting a propane tank save?
Owning your propane tank saves $300-600 per year compared to renting. The savings come from two sources: eliminating the annual rental fee ($50-200/year) and getting competitive fuel pricing by shopping multiple suppliers. Rental tanks lock you into one supplier who typically marks up fuel by $0.20-0.50 per gallon. On 800 gallons per year, that markup alone costs $160-400 extra. A 500-gallon tank costs $1,700-3,300 installed and pays for itself in 3-5 years through these combined savings.
Can insulation really reduce my propane consumption?
Yes, improving home insulation is one of the most effective ways to reduce propane consumption for heating. Adding attic insulation can reduce heating fuel usage by 15-25%. Sealing air leaks around windows, doors, and the attic hatch saves an additional 10-15%. Upgrading from single-pane to double-pane windows saves 10-20%. Combined, these improvements can reduce propane consumption by 25-40%, saving $600-1,200 per year for a home spending $2,500-3,000 annually on propane. Many states offer rebates for insulation upgrades.