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Search Knox County, ME Local Oil Prices by City

Cheapest Knox County Heating Oil Price History

Updated Today

DatePrice
01/02/2026 $3.199
01/01/2026 $3.196
12/31/2025 $3.201
12/30/2025 $3.200
12/29/2025 $3.193
12/28/2025 $3.196
12/27/2025 $3.195
12/26/2025 $3.194
12/25/2025 $3.195
12/24/2025 $3.195
12/23/2025 $3.194
12/22/2025 $3.191
12/21/2025 $3.194
12/20/2025 $3.208
12/19/2025 $3.208
12/18/2025 $3.208
12/17/2025 $3.217
12/16/2025 $3.222
12/15/2025 $3.234
12/14/2025 $3.243
12/13/2025 $3.253
12/12/2025 $3.252
12/11/2025 $3.253
12/10/2025 $3.260
12/09/2025 $3.299
12/08/2025 $3.299
12/07/2025 $3.299
12/06/2025 $3.299
12/05/2025 $3.299
12/04/2025 $3.299

Propane vs. Natural Gas vs. Heating Oil: Knox Home Heating Fuel Comparison

Homes have a variety of fuels to choose from when it comes to heating. Heating Oil is the preferred choice in Knox, used by 298,426 or 48% of households. The 2nd most popular primary heating fuel for Knox residents is Propane, used by 101,382 homes (16%). The remaining homes are heated with Electricity (15%), Wood (10%), Natural Gas (9%), and Other (2%).

Knox County Residential Primary Home Heating Fuel (in Number of Households)

YearNatural GasPropaneElectricityOilWoodSolarOther
2025653,594698,466733,7233,236,738597,4208,609116,318
2024618,834802,807724,6053,592,824609,17914,059121,219
2023585,529898,068716,1003,953,256618,56619,101125,461
2022566,518891,855666,4264,098,753616,41919,202120,856
2021550,546837,740585,6474,136,881617,01017,888114,767
2020536,071794,284527,4824,166,241639,95916,042119,680
2019517,014747,545485,6854,158,699689,39612,456124,808
2018499,919691,733441,0174,134,704754,4819,910130,658
2017477,514647,723400,1404,141,730813,1938,380136,305
2016444,698602,557368,1024,179,108856,4906,810131,511
2015413,155560,958340,0794,261,987885,1816,178119,809
2014377,706529,251322,9984,372,014885,7225,653105,835
2013345,577500,180316,2524,486,005860,0515,33890,615
2012317,132472,373310,8024,614,841812,5334,96374,885
2011293,224450,321304,0964,737,863742,6604,12561,721
2010269,466433,265301,3994,858,691664,5334,31552,880

Heating Oil (Fuel Oil) Use in Knox

Heating oil has become losing popularity in Knox. In the 9 years since 2016, the number of households using oil fell from 333,900 to 298,426, a 11% drop.

Propane vs. Natural Gas use for home heating in Knox

Between 2016 and today, the number of houses using propane as the primary space heating fuel ramped up from 52,621 to 101,382, a 93% change. Comparing 2016 and today, the number of homes using natural gas as the primary space heating fuel shot up from 41,879 to 53,178, a 27% change.

Electricity use for home heating in Knox

Electric heat pump systems for home heating are more popular in Knox. Since 2016, the number of homes heating with electricity rose from 33,543 to 92,432, a 176% change.

Adoption of solar home heating systems in Knox

The most eco-friendly heating option is solar. With an “active” solar heating system, liquid flows between solar panels on a home’s roof and a heat energy storage tank (similar to a hot water heater) in the basement. Today, 3,526 homes in Knox are heated with active solar arrays. This is a 1030% gain from 2016, when 312 homes incorporated active solar heating.

Knox County Heating Oil Trends

Last year, Knox County homeowners purchased a total of 2 million gallons of heating oil.

Short Term Trends

Knox’s overall fuel oil consumption changes from year to year depending on winter temperatures. As the temperature outside gets more chilly, homes’ boilers need to burn increasing amounts of heating oil to maintain the temperature that the thermostat is set to. Last winter, the average outside temperature in Knox was 24.4°F, which was 4.2°F colder than the prior winter's average outside temperature.

Knox County Average Winter Temperature

Heating SeasonAverage Temperature
2024 - 202524.4° F
2023 - 202428.6° F

Knox County Homeowner’s Guide to Selecting an Oil Company

For Knox homeowners heating with fuel oil, choosing which of the 6 heating oil companies that serve Knox is an important decision.

Full Service Oil Companies: Homeowners who are willing to pay a premium for a “set-it-and-forget-it” heating system select one of the 5 “full-service” oil companies that serve Knox. Full service companies such as Maritime Energy or MA Haskell Fuel Company LLC offer families annual contracts which consist of a combined package of both automatic number two heating oil delivery and heating system repair. With an automatic fuel oil delivery contract, the company tracks your home’s heating oil consumption and makes deliveries when your tank is running low. The family does not need to monitor the level of the oil tank or place individual orders.

Discount Oil Companies: Also known by the names “COD Fuel” or “Cash Heating Oil” companies, discount oil companies are for families who are budget-conscious. With discount oil companies, in return for better prices, you monitor the number two heating oil level in your tank, and you place an oil order either when the level runs low or just before a major snowstorm. Examples of 2 Knox cash heating oil companies serving Knox include CB Haskell Fuel Company Inc and Boothbay Energy.

Knox Heating Oil Company By The Numbers: Heating oil Companies Serving Knox: 6 companies .
Average Number of Knox Homes Served per Number Two Heating Oil company : 0