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Cost of living · head to head

Phoenix, AZ is approximately 5% cheaper than Boston, MA, using Boston, MA as the comparison base.

Based on overall price levels from the US Bureau of Economic Analysis. 100 equals the national average. Figures represent the wider Boston, MA and Phoenix, AZ metropolitan areas, not city limits.

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Boston, MAoverall index
108.3
Phoenix, AZoverall index
103.3
Estimated salary equivalent based on regional price levels
in Boston, MA
A salary of $100,000 in Boston, MA has approximately the same purchasing power as $95,383 in Phoenix, AZ, based on regional price levels.
In plain terms: Phoenix, AZ is cheaper than Boston, MA, so you’d only need about $95,383 there to match the lifestyle $100,000 buys in Boston, MA — same groceries, same rent level, same everyday spending. That’s ~$4,600 less you’d need to earn, not a step down.
Before tax. This estimate does not account for individual spending habits, household size, taxes, childcare, healthcare, transport choices or personal housing circumstances.

Where the difference lies

The headline gap is 5%, but housing is where it really shows. Housing rents in Phoenix, AZ run 18% lower than in Boston, MA (121.2 vs 148.4), while everyday goods and services sit closer together. For most people, housing rents move the most when relocating between these two metros, so weigh that gap more heavily than the overall figure.

Category comparison

CategoryBoston, MAPhoenix, AZDifference
Overall108.3103.3-5%
Goods99.795.0-5%
Housing rents148.4121.2-18%
Utilities148.893.3-37%
Other services103.6104.0+0%

Phoenix, AZ differs from Boston, MA the most in utilities — about 37% lower in Phoenix, AZ — while the closest is other services.

Estimated salary equivalent in Phoenix, AZ

$50,000 in Boston, MA$47,692
$75,000 in Boston, MA$71,537
$100,000 in Boston, MA$95,383
$150,000 in Boston, MA$143,075
$200,000 in Boston, MA$190,766

Each row shows the estimated salary equivalent in Phoenix, AZ, based on regional price levels, for the amount earned in Boston, MA.

Before tax. This estimate does not account for individual spending habits, household size, taxes, childcare, healthcare, transport choices or personal housing circumstances.

Common questions

Is Phoenix, AZ cheaper than Boston, MA?

Yes — Phoenix, AZ has an overall cost-of-living index of 103.3 versus 108.3 for Boston, MA, making it about 5% cheaper.

What is the estimated salary equivalent for $100,000 in Boston, MA if you moved to Phoenix, AZ?

About $95,383, based on regional price levels — a $100,000 salary in Boston, MA has approximately the same purchasing power as $95,383 in Phoenix, AZ. This is an estimate and does not account for taxes, household size, or personal spending habits.

Is housing cheaper in Phoenix, AZ than in Boston, MA?

Housing rents in Phoenix, AZ score 121.2 versus 148.4 in Boston, MA — about 18% cheaper. Housing rents are often the main driver of differences in overall price levels between metro areas.

What is the cost of living difference between Boston, MA and Phoenix, AZ?

Overall, Phoenix, AZ is about 5% cheaper than Boston, MA (index 103.3 vs 108.3), with housing 18% lower. Data is from the US Bureau of Economic Analysis, 2024.