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A little perspective, around here.

Single adults vs. couples: income in Boston.

For ages 25–34 in the Boston metro, median annual income is $70,854 for single adults and $159,420 for couples combined.

One adult's income compared with a couple's combined income. About the comparison

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Where the household gap is widest.

In Boston, the largest dollar gap between single-adult and couple median annual income occurs at ages 45–54: $63,560 versus $203,600. The gap is $140,040. Household composition differs, so this does not measure the financial effect of getting married or adding a second earner.

Two different household pictures.

Median annual income by age, in 2025 dollars
Age bandSingle adultsCouples, combined
18–24$31,280Not enough local data
25–34$70,854$159,420
35–44$72,937$187,574
45–54$63,560$203,600
55–64$53,974$168,798
65–74$42,825$117,742
75+$33,864$97,945

Combined income can support more than one person. Couples may have one or two earners, so this difference does not measure the benefit of a second salary or the cost of raising a family.

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How do other metros compare?

Single-adult and couple medians, ages 25–34: annual income, in 2025 dollars
MetroSingle adultsCouples
Boston$70,854$159,420
Seattle$72,416$156,295
Denver$67,728$140,665

Shown with the two other supported metros whose single-adult medians at ages 25–34 are closest in dollars. These comparisons do not adjust for local living costs.

Other questions worth asking.

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By Keeping Up · Updated · Sources & methodology