How gas prices have changed in McAllen in the last week

Written by:
May 18, 2026
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How gas prices have changed in McAllen in the last week

Stacker compiled statistics on gas prices in McAllen-Edinburg-Mission, TX metro area using data from AAA. Gas prices are current as of May 18.

McAllen by the numbers
- Gas current price: $3.78
--- Texas average: $3.98
- Week change: -$0.24 (-5.9%)
- Year change: +$1.28 (+51.1%)
- Historical expensive gas price: $4.49 (6/10/22)

- Diesel current price: $4.73
- Week change: -$0.15 (-3.2%)
- Year change: +$1.90 (+67.3%)
- Historical expensive diesel price: $5.47 (4/9/26)

Metros with the least expensive gas
#1. McAllen-Edinburg-Mission, TX: $3.78
#2. Brownsville-Harlingen, TX: $3.79
#3. Laredo, TX: $3.80

Read on to see which metros have the most expensive gas prices.

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1 / 5
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#5. San Luis Obispo-Atascadero-Paso Robles, CA

- Regular gas price: $6.30
2 / 5
Rangsarit Chaiyakun // Shutterstock

#4. San Rafael, CA

- Regular gas price: $6.31
3 / 5
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#3. San Francisco, CA

- Regular gas price: $6.31
4 / 5
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#2. Salinas, CA

- Regular gas price: $6.31
5 / 5
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#1. Napa, CA

- Regular gas price: $6.37
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