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$5.70 Cheapest heating oil price in Merrimack
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Merrimack Homeowner’s Guide to Selecting an Oil Company
For Merrimack homes heating with number two heating oil, selecting which of the 31 heating oil companies that serve Merrimack makes a big difference.
Full Service Oil Companies: Homeowners who want a “set-it-and-forget-it” heating system pick one of the 4 “full-service” oil companies that serve Merrimack. Full service companies such as Palmer Gas Co Inc or B & H Oil Co offer clients annual contracts which consist of a combined package of both automatic number two heating oil delivery and heating system repair. With an automatic oil delivery contract, the company tracks your home’s fuel oil consumption and makes deliveries when your tank is running low. The homeowner 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 clients who are on a budget. With discount oil companies, in return for better prices, you monitor the heating oil level in your tank, and you place an oil order either when the level runs low or just before a major snowstorm. A few of the 2 Merrimack cash heating oil companies serving Merrimack include Lemay Oil Services Inc and McLaughlin Oil.
Merrimack Number Two Heating Oil Company Statistics: Fuel oil Companies Serving Merrimack: 31 companies .
Average Number of Merrimack Houses Served per Fuel Oil company : 88
Merrimack, NH Heating Oil Trends
Last year, Merrimack homeowners purchased a total of 2 million gallons of heating oil. Out of the 173 towns in New Hampshire, Merrimack ranks 15th for home heating oil consumption.
Country-wide, Merrimack ranks 242nd out of 29,620 towns in America for heating oil consumption.
Short Term Trends
Merrimack’s overall fuel oil use fluctuates each year primarily depending on how cold each winter is. As the temperature outside gets more chilly, homes’ boilers need to burn more and more oil to maintain a constant interior temperature. Last winter, the average outside temperature in Merrimack was 28.4°F, which was 4.8°F colder than the prior winter's average outside temperature.
Merrimack Average Winter Temperature
| Heating Season | Average Temperature |
|---|---|
| 2024 - 2025 | 28.4° F |
| 2023 - 2024 | 33.2° F |
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Average Merrimack Heating Oil Price Trends
Updated on March 30, 2026
| Time Horizon | Price Change |
|---|---|
| 1 Week Trend | +$0.028 |
| 1 Month Trend | +$1.367 |
| 3 Month Trend | +$1.767 |
| 1 Year Trend | +$1.934 |
Average Merrimack Heating Oil Price History
Updated on March 30, 2026
| Date | Price |
|---|---|
| 03/30/2026 | $5.407 |
| 03/23/2026 | $5.379 |
| 03/16/2026 | $4.979 |
| 03/09/2026 | $4.835 |
| 03/02/2026 | $4.040 |
| 02/23/2026 | $3.905 |
| 02/16/2026 | $3.901 |
| 02/09/2026 | $3.890 |
| 02/02/2026 | $3.847 |
| 01/26/2026 | $3.685 |
| 01/19/2026 | $3.625 |
| 01/12/2026 | $3.624 |
| 01/05/2026 | $3.640 |
| 12/29/2025 | $3.627 |
| 12/22/2025 | $3.645 |
| 12/15/2025 | $3.676 |
| 12/08/2025 | $3.673 |
| 12/01/2025 | $3.666 |
| 11/24/2025 | $3.669 |
| 11/17/2025 | $3.595 |
| 11/10/2025 | $3.540 |
| 11/03/2025 | $3.492 |
| 10/27/2025 | $3.481 |
| 10/20/2025 | $3.473 |
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Save on Heating Oil: Compare Prices from 31 Merrimack Suppliers
Propane vs. Natural Gas vs. Heating Oil: Merrimack Home Heating Fuel Comparison
Homeowners have a variety of fuels that can be used when it comes to heating. Natural Gas is the most common choice in Merrimack, used by 4,002 or 38% of residents. The 2nd most popular primary heating fuel for Merrimack households is Heating Oil, used by 2,738 homes (26%). The remaining homes are heated with Propane (21%), Electricity (10%), Wood (3%), and Other (2%).
Merrimack Residential Primary Home Heating Fuel (No. of Households)
| Year | Natural Gas | Propane | Electricity | Oil | Wood | Solar | Other |
|---|---|---|---|---|---|---|---|
| 2025 | 4,002 | 2,245 | 1,081 | 2,738 | 318 | 11 | 100 |
| 2024 | 3,837 | 2,245 | 1,035 | 2,849 | 318 | 6 | 92 |
| 2023 | 3,728 | 2,237 | 968 | 2,907 | 314 | 0 | 89 |
| 2022 | 3,482 | 2,392 | 1,000 | 2,833 | 238 | 0 | 105 |
| 2021 | 3,436 | 2,390 | 1,011 | 2,619 | 252 | 0 | 146 |
| 2020 | 3,331 | 2,260 | 1,274 | 2,557 | 357 | 0 | 112 |
| 2019 | 3,206 | 2,158 | 1,311 | 2,749 | 394 | 0 | 99 |
| 2018 | 3,349 | 2,116 | 1,211 | 2,755 | 446 | 0 | 150 |
| 2017 | 3,311 | 1,806 | 1,153 | 2,723 | 531 | 0 | 202 |
| 2016 | 3,297 | 1,682 | 1,114 | 2,670 | 655 | 0 | 261 |
| 2015 | 3,344 | 1,684 | 1,065 | 2,633 | 555 | 0 | 286 |
| 2014 | 3,278 | 1,535 | 1,016 | 2,796 | 710 | 0 | 244 |
| 2013 | 3,362 | 1,514 | 972 | 2,962 | 621 | 0 | 251 |
| 2012 | 3,304 | 1,706 | 935 | 2,973 | 637 | 0 | 191 |
| 2011 | 3,268 | 1,741 | 907 | 2,934 | 442 | 0 | 114 |
Heating Oil (Fuel Oil) Use in Merrimack
Oil has become more prevalent in Merrimack. In the 4 years since 2021, the number of residents using heating oil rose from 2,619 to 2,738, a 5% gain.
Propane vs. Natural Gas use for home heating in Merrimack
Between 2021 and today, the number of households using propane as the primary space heating fuel declined from 2,390 to 2,245, a 6% change. Comparing 2021 and today, the number of homes using natural gas as the primary space heating fuel shot up from 3,436 to 4,002, a 16% change.
Electricity use for home heating in Merrimack
Electric heat pump systems for home heating are more prevalent in Merrimack. Since 2021, the number of homes heating with electricity increased from 1,011 to 1,081, a 7% change.
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Merrimack, NH Heating Oil Delivery Map

Merrimack Heating Oil Delivery Overview
2,738 households in Merrimack heat their homes with heating oil. This makes oil delivery essential, especially when Merrimack temperatures drop as low as 22.2° F each winter. 25.7% of Merrimack residences are reliant on heating oil delivery each winter.
25.7% of Merrimack, NH Households Rely On Heating Oil Delivery Each Winter
| Merrimack, NH Households | Merrimack, NH Heating Oil Households |
|---|---|
| 10,642 | 2,738 |
31 Merrimack Oil Companies Go The Distance
With 2,380,495 gallons of number two heating oil delivered to Merrimack homeowners the last heating season, the Merrimack community looks to its 31 oil companies to keep their oil tanks full. Oil delivery is a two step process: First, an oil truck picks up oil at the nearest bulk fuel terminal (also known as a “rack”). In the case of Merrimack, two of the closest terminals are Sprague in Newington, NH and Gulf in Chelsea, MA. Then, the truck delivers the number two heating oil to homes and businesses throughout Merrimack and the surrounding vicinity.
Merrimack Heating Oil Prices FAQs
Is the price of heating oil in Merrimack, NH rising or falling?
Is heating oil going up or down in Merrimack, NH?
Why are heating oil prices rising today in Merrimack, NH?