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$3.99 Cheapest heating oil price in Darien
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150 gallons Heating Oil
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Oil Companies
Oil Prices For Heating Oil Companies In Darien, CT
Updated Today at 01:15 PM
Darien Homeowner’s Guide to Selecting an Oil Company
For Darien residences heating with heating oil, picking which of the 35 heating oil companies that serve Darien is an important decision.
Full Service Oil Companies: Homeowners who want a “set-it-and-forget-it” heating system choose one of the 21 “full-service” oil companies that serve Darien. Full service companies such as Montanari Fuel Service Inc or Rural Energy LLC offer families annual contracts which consist of a combined package of both automatic number two heating oil delivery and furnace repair. With an automatic fuel oil delivery contract, the company tracks your home’s fuel oil consumption and makes deliveries when your tank is running low. The household does not need to monitor the level of the oil tank or place individual orders.
Discount Oil Companies: also referred to as “COD Fuel” or “Cash Heating Oil” companies, discount oil companies are for clients who are looking to save money. With discount oil companies, in exchange for lower prices, you monitor the heating oil level in your tank, and you place an oil order when you're running low. Some of the 2 Darien cash heating oil companies serving Darien include Affordable Heating & Fuel LLC and HiHo ClicknGo.
Darien Heating Oil Company Fast Facts: Fuel oil Companies Serving Darien: 35 companies .
Average Number of Darien Homes Served per Heating Oil company : 128
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Oil Prices
Cheapest Darien Heating Oil Price by Order Quantity
| Quantity | Price | Updated At |
|---|---|---|
| 100 gallonsgals | $3.99 per gallon/gal | Feb 2, 2026, 1:15 PM |
| 150 gallonsgals | $3.99 per gallon/gal | Feb 2, 2026, 1:15 PM |
| 200 gallonsgals | $3.99 per gallon/gal | Feb 2, 2026, 1:15 PM |
| 250 gallonsgals | $3.99 per gallon/gal | Feb 2, 2026, 1:15 PM |
Cheapest Darien Heating Oil Price Trends
Updated Today at 06:15 PM
| Time Horizon | Price Change |
|---|---|
| 1 Day Trend | +$0.050 |
| 1 Week Trend | +$0.220 |
| 1 Month Trend | +$0.870 |
Cheapest Darien Heating Oil Price History
Updated Today at 06:15 PM
| Date | Price |
|---|---|
| 02/02/2026 | $3.990 |
| 02/01/2026 | $3.940 |
| 01/31/2026 | $3.940 |
| 01/30/2026 | $3.940 |
| 01/29/2026 | $3.659 |
| 01/28/2026 | $3.840 |
| 01/27/2026 | $3.770 |
| 01/26/2026 | $3.570 |
| 01/25/2026 | $3.570 |
| 01/24/2026 | $3.570 |
| 01/23/2026 | $3.570 |
| 01/22/2026 | $3.450 |
| 01/21/2026 | $3.290 |
| 01/20/2026 | $3.190 |
| 01/19/2026 | $3.150 |
| 01/18/2026 | $3.110 |
| 01/17/2026 | $3.110 |
| 01/16/2026 | $3.110 |
| 01/15/2026 | $3.110 |
| 01/14/2026 | $3.110 |
| 01/13/2026 | $3.110 |
| 01/12/2026 | $3.110 |
| 01/11/2026 | $3.120 |
| 01/10/2026 | $3.120 |
| 01/09/2026 | $3.120 |
| 01/08/2026 | $3.120 |
| 01/07/2026 | $3.120 |
| 01/06/2026 | $3.170 |
| 01/05/2026 | $3.170 |
| 01/04/2026 | $3.150 |
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Heating Oil
20 Seconds Can Save Darien Families $1,000+ On Oil Bills Every Year
Propane vs. Natural Gas vs. Heating Oil: Darien Home Heating Fuel Comparison
Families have a variety of fuels to choose from when it comes to heating. Heating Oil is the most common choice in Darien, used by 4,473 or 64% of residents. The next most popular primary heating fuel for Darien residents is Propane, used by 917 homes (13%). The other homes are heated with Natural Gas (11%), Electricity (10%), Other (1%), and Solar (0.1%).
Darien Residential Primary Home Heating Fuel (in Number of Households)
| Year | Natural Gas | Propane | Electricity | Oil | Wood | Solar | Other |
|---|---|---|---|---|---|---|---|
| 2025 | 768 | 917 | 704 | 4,473 | 7 | 8 | 58 |
| 2024 | 726 | 916 | 670 | 4,627 | 4 | 4 | 54 |
| 2023 | 694 | 908 | 646 | 4,794 | 0 | 0 | 51 |
| 2022 | 824 | 762 | 582 | 4,789 | 0 | 0 | 143 |
| 2021 | 789 | 714 | 563 | 4,735 | 0 | 0 | 142 |
| 2020 | 720 | 666 | 550 | 4,813 | 0 | 0 | 154 |
| 2019 | 675 | 601 | 562 | 4,884 | 0 | 0 | 133 |
| 2018 | 593 | 646 | 525 | 4,952 | 0 | 0 | 125 |
| 2017 | 597 | 516 | 478 | 4,981 | 34 | 0 | 52 |
| 2016 | 582 | 420 | 377 | 5,129 | 30 | 0 | 43 |
| 2015 | 538 | 354 | 364 | 5,228 | 32 | 0 | 14 |
| 2014 | 500 | 267 | 338 | 5,377 | 34 | 0 | 8 |
| 2013 | 496 | 137 | 301 | 5,473 | 47 | 0 | 9 |
| 2012 | 417 | 133 | 300 | 5,749 | 9 | 0 | 19 |
| 2011 | 371 | 180 | 339 | 5,637 | 9 | 0 | 21 |
Heating Oil (Fuel Oil) Use in Darien
Oil has become less popular in Darien. In the 12 years since 2013, the number of residents using oil decreased from 5,473 to 4,473, a 18% drop.
Propane vs. Natural Gas use for home heating in Darien
Between 2013 and today, the number of houses using propane as the primary space heating fuel increased from 137 to 917, a 569% change. Comparing 2013 and today, the number of homes using natural gas as the primary space heating fuel rose from 496 to 768, a 55% change.
Electricity use for home heating in Darien
Electric heat pump systems for home heating are increasing in demand in Darien. Since 2013, the number of homes heating with electricity increased from 301 to 704, a 134% change.
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Oil Delivery
Darien, CT Heating Oil Delivery Map
Darien Heating Oil Delivery Overview
4,473 households in Darien heat their homes with oil. This makes oil delivery essential, especially when Darien temperatures drop as low as 28.4° F each winter. 64% of Darien residences are reliant on oil delivery each winter.
64% of Darien, CT Households Rely On Heating Oil Delivery Each Winter
| Darien, CT Households | Darien, CT Heating Oil Households |
|---|---|
| 6,965 | 4,473 |
35 Darien Oil Companies Go The Distance
With 397,280,973.21 gallons of fuel oil delivered to Darien homes last winter, the Darien community looks to its 35 oil companies to keep their oil tanks full. Oil delivery can be summed up in two steps: First, an oil truck picks up oil at the nearest bulk fuel terminal (also known as a “rack”). In the case of Darien, two of the closest terminals are Buckeye in Wethersfield, CT and Sprague W in Springfield, MA. Then, the truck delivers the #2 heating oil to residences and companies throughout Darien and the surrounding area.
Darien Heating Oil Prices FAQs
What is the best price per gallon of home heating oil in Darien?
The best price of home heating oil in Darien today is $3.99 per gallon. The price of heating oil in Darien ranges from a low of $3.99 to a high of $3.99. The average heating oil price in Connecticut state is $3.99.
Is the price of heating oil in Darien rising or falling?
The price of heating oil in Darien has risen by $0.453 over the last 7 days.
What is the average price of home heating oil in Darien?
The average price of home heating oil in Darien is $3.99 per gallon.
How much does 150 gallons of heating oil cost in Darien?
150 gallons of heating oil costs $598.50 in Darien.
What is the price of home heating oil today in Darien?
Today in Darien, the price of home heating oil is $3.99 per gallon, which amounts to $598.50 for a 150-gallon order (excluding any applicable taxes).
What is the current price of heating oil in Darien?
The current price of heating oil in Darien ranges from $3.99 to $3.99 per gallon, depending on the delivery address and the oil company. The average price is $3.99 per gallon.
Why are heating oil prices rising today in Darien?
Heating oil prices in Darien rose $0.453 over the last week because home heating oil demand in New Haven is rising, but fuel inventories in local heating oil terminals is falling. (Updated January 26th, 2026).
How much is home heating oil right now in Darien?
The current price of home heating oil in Darien ranges from $3.99 to $3.99 per gallon for a 150-gallon order paid by credit card. Prices can vary based on location, and cash or volume discounts may be available.
Is heating oil going up or down in Darien?
Heating oil prices have gone up in Darien by $0.45 per gallon over the past 1 days, which amounts to a $67.95 for a 150-gallon order.
How much is oil per gallon in Darien?
As of today, February 2nd, 2026, the price of oil is $3.99 per gallon for a 150-gallon order paid by credit card. Prices can vary from $3.99 to $3.99 per gallon, depending on factors such as delivery address, oil company, order size, and payment method.
How much is oil for heat in Darien?
Currently, the price of oil for heating in Darien ranges from $3.99 to $3.99 per gallon for a 150-gallon delivery. Some oil companies offer various discounts, including cash discounts, volume discounts, military discounts, and senior discounts.
How high will oil go in Darien?
There’s no limit to how high oil prices can go in Darien. Over the past year, Darien heating oil prices per gallon have risen as high as $4.94 for a 150-gallon order. This is $0.95 per gallon more than the current average price of $3.99, and $0.95 per gallon more than the lowest price currently available, which is $3.99. Home heating oil prices fluctuate daily based on several factors, including demand, local fuel inventories at terminals (such as CITGO), and the price of crude oil.
