South Dakota Natural Gas Prices
Residential price per thousand cubic feet, month by month, with the national average alongside. June 2026 EIA data. Electricity rates: South Dakota electricity page.
Natural gas delivered to homes in South Dakota costs $15.26/Mcf (≈ $1.47 per therm) — below the US average of $24.09, the 44th highest of 51 tracked states.
Estimate your bill — therms × South Dakota gas price
Your usage × the latest average rate. Fixed charges, demand charges, and utility-specific rates vary — this is the benchmark, not an invoice.
Where South Dakota gas prices are heading
Residential $/Mcf, last 12 months and the 5-year view — the winter peaks are heating season.
South Dakota natural gas price (12 months) US average
Price, month by month
Last 24 months, residential $/Mcf.
| Month | Price | ≈ per therm |
|---|---|---|
| June 2026 | $15.26/Mcf | $1.47 |
| May 2026 | $10.95/Mcf | $1.06 |
| April 2026 | $10.86/Mcf | $1.05 |
| March 2026 | $11.23/Mcf | $1.08 |
| February 2026 | $11.29/Mcf | $1.09 |
| January 2026 | $9.42/Mcf | $0.91 |
| December 2025 | $8.78/Mcf | $0.85 |
| November 2025 | $8.23/Mcf | $0.79 |
| October 2025 | $12.20/Mcf | $1.18 |
| September 2025 | $17.48/Mcf | $1.69 |
| August 2025 | $18.45/Mcf | $1.78 |
| July 2025 | $19.60/Mcf | $1.89 |
| June 2025 | $14.54/Mcf | $1.40 |
| May 2025 | $12.12/Mcf | $1.17 |
| April 2025 | $11.24/Mcf | $1.08 |
| March 2025 | $10.09/Mcf | $0.97 |
| February 2025 | $8.77/Mcf | $0.85 |
| January 2025 | $8.18/Mcf | $0.79 |
| December 2024 | $7.82/Mcf | $0.75 |
| November 2024 | $7.44/Mcf | $0.72 |
| October 2024 | $13.03/Mcf | $1.26 |
| September 2024 | $16.49/Mcf | $1.59 |
| August 2024 | $17.20/Mcf | $1.66 |
| July 2024 | $18.82/Mcf | $1.81 |
Per-therm figures use a labeled approximation (1 Mcf ≈ 10.37 therms at typical residential heat content) — your bill states your utility's exact conversion and delivery charges.
Gas prices next door
Neighboring states, latest residential $/Mcf.
| State | Price | vs South Dakota |
|---|
Common questions
Answered from the data on this page.
What is the price of residential natural gas in South Dakota?
Natural gas delivered to residences in South Dakota averaged $15.26 per thousand cubic feet ($/Mcf) as of June 2026, per EIA — roughly $1.47 per therm at typical heat content (1 Mcf ≈ 10.37 therms; your utility’s conversion is on the bill).
How does South Dakota compare to the national average for natural gas?
The US average is $24.09/Mcf in the same month — South Dakota is lower than that, at $15.26/Mcf.
Why is my natural gas bill higher in winter?
Heating demand drives both usage and price. Over the last two winters, South Dakota residential gas averaged $9.04/Mcf in December–February; the latest month is above that seasonal average. More therms × higher price is why winter bills dwarf summer ones.
Data: EIA Natural Gas Navigator (monthly residential prices), through June 2026. Electricity comparison: South Dakota electricity rates. See the methodology.