How gas prices have changed in Massachusetts in the last week

Written by:
May 15, 2026
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How gas prices have changed in Massachusetts in the last week

compiled statistics on gas prices in Massachusetts using data from . Gas prices are as of May 15.

Massachusetts by the numbers
- Gas current price: $4.49
- Week change: +$0.02 (+0.5%)
- Year change: +$1.51 (+50.5%)
- Historical expensive gas price: $5.05 (6/12/22)

- Diesel current price: $5.80
- Week change: -$0.02 (-0.3%)
- Year change: +$2.03 (+53.8%)
- Historical expensive diesel price: $6.41 (5/18/22)

Metros with most expensive gas in Massachusetts
#1. Cambridge-Newton-Framingham: $4.52
#2. Boston (MA only): $4.50
#3. Worcester: $4.50
#4. Barnstable-Yarmouth: $4.49
#5. Pittsfield: $4.47
#6. Seekonk: $4.40
#7. Springfield: $4.39

States with the least expensive gas
#1. Texas: $4.00
#2. Mississippi: $4.00
#3. Louisiana: $4.01
#4. Georgia: $4.02
#5. Oklahoma: $4.02

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

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#5. Alaska

- Regular gas price: $5.26
2 / 5
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#4. Oregon

- Regular gas price: $5.35
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#3. Hawaii

- Regular gas price: $5.65
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#2. Washington

- Regular gas price: $5.78
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#1. California

- Regular gas price: $6.14

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