Stacker compiled statistics on gas prices in McAllen-Edinburg-Mission, TX metro area using data from AAA. Gas prices are current as of July 20.

McAllen by the numbers
- Gas current price: $3.42
--- Texas average: $3.57
- Week change: -$0.16 (-4.4%)
- Year change: +$0.88 (+34.8%)
- Historical expensive gas price: $4.49 (6/10/22)

- Diesel current price: $4.73
- Week change: +$0.23 (+5.1%)
- Year change: +$1.64 (+53.0%)
- Historical expensive diesel price: $5.47 (4/9/26)

Metros with the least expensive gas
#1. Clarksville, IN: $3.25
#2. Evansville, IN: $3.27
#3. Columbus, IN: $3.28

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

#5. Santa Rosa, CA

- Regular gas price: $5.64

#4. San Rafael, CA

- Regular gas price: $5.66

#3. San Francisco, CA

- Regular gas price: $5.69

#2. Lihue (Kauai), HI

- Regular gas price: $5.76

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

- Regular gas price: $5.79