Crude price → pump price calculator
Enter a change in crude oil price ($/barrel) to estimate the resulting retail gasoline price change ($/gallon) by region. The pass-through rate varies: coastal regions see faster adjustment, inland markets lag by weeks.
Formula: —
Pass-through rates by region
| Region | Rate ($/gal per $/bbl) | Why it differs |
|---|---|---|
| U.S. National | 0.024 | Blended average across all markets |
| East Coast (PADD 1) | 0.026 | Import-dependent, faster response |
| Midwest (PADD 2) | 0.023 | Refinery-rich, moderate lag |
| Gulf Coast (PADD 3) | 0.022 | Direct pipeline access, low transport cost |
| Rocky Mountain (PADD 4) | 0.025 | Isolated market, fewer refineries |
| West Coast (PADD 5) | 0.027 | Boutique blends, limited supply flexibility |
What the calculator shows you
Crude oil is the largest input cost in gasoline production, but it's not the only one. A barrel of crude yields about 19–20 gallons of gasoline after refining. The rule of thumb: a $1/barrel change in crude translates to roughly $0.024/gallon at the pump nationally. Regional rates vary from $0.022 (Gulf Coast) to $0.027 (West Coast) due to refining capacity, transportation infrastructure, and regulatory requirements.
This calculator uses historical pass-through coefficients derived from EIA data. The formula is linear: ΔPricegas = Rate × ΔPricecrude. Real-world transmission is noisier—geopolitical shocks, refinery outages, and seasonal demand spikes all introduce variance—but the linear model holds for typical ±$20/barrel swings.
Why the lag matters
Crude price changes take 2–6 weeks to fully propagate to retail pumps. Futures markets react instantly, spot prices adjust within days, and retail stations reprice as they turn over inventory. If you're tracking crude to anticipate pump prices, add 3–4 weeks for the median market. Coastal regions move faster; inland markets with pipeline-fed supply move slower.
The asymmetry is real but overstated: stations raise prices quickly when crude spikes (protecting margin on replacement cost) and lower them more slowly when crude falls (selling through inventory purchased at higher cost). The net delay is typically 1–2 weeks, not months.
Common questions
How much does a $10 increase in crude oil prices affect gasoline prices?
A $10/barrel increase in crude oil typically raises retail gasoline prices by approximately $0.24 per gallon nationally. The exact impact varies by region due to differences in refining capacity, transportation costs, state taxes, and local market conditions. The effect usually appears at the pump within 2–6 weeks.
Why do gas prices change faster when crude goes up than when it goes down?
This asymmetry—called 'rockets and feathers'—happens because retailers face immediate replacement costs when crude rises, so they adjust quickly to protect margins. When crude falls, competitive pressure builds more slowly, and stations lower prices gradually as they sell through higher-cost inventory. The effect is real but typically adds only 1–2 weeks of lag on the downside.
What percentage of the pump price is crude oil cost?
Crude oil accounts for roughly 54–60% of the retail gasoline price on average. Refining adds 14–18%, distribution and marketing add 12–17%, and federal and state taxes make up the remaining 15–18%. These proportions shift with crude price swings: when crude doubles, its share of the pump price grows while the fixed tax component shrinks as a percentage.