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Marlborough CDP, NH
ZIP 03455 — Economy & Jobs
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Middle ClassLow Snow Area
Income, employment, industries, and economic trends
Income & Economy in Marlborough CDP, NH (03455)
Median Income
$74,219
*Adjusted for inflation (2023 dollars)
IRS Net Migration
+101
Wealth inflow
Population
2,148
Unemployment
0.3%
3.4pp below US avg
IRS migration statistics show a net inflow of about 101 for ZIP 03455 (Marlborough CDP, NH) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.
Historical Trends in 03455 (2020–Present)
Since 2020, population declined 14.9%, median income fell 8.6% (inflation-adjusted), home values increased 1.6%.
Economy & Jobs key statistics
| Income & Jobs | |
|---|---|
| Median household income | $74,219 |
| Unemployment | 0.3% |
| Establishments | 45 |
| Employees | 279 |