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Compare · NH · MA

ZIP 03101 vs ZIP 02108

Manchester (NH), NH compared to Boston, MA on twelve public-records dimensions sourced from EPA, FEMA, USDA, FBI, NCES, and county records. Each cell links to the per-ZIP topic page where the source citation and refresh cadence live.

Last verified 2026-05-13 · methodology

ZIP 03101

Manchester (NH), NH

New Hampshire

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ZIP 02108

Boston, MA

Massachusetts

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Side by side

Dimensions populate live as ingestion reaches each source. Every row will link to the primary regulator.

New Hampshire context

Radon, lead in older housing

New Hampshire is uniformly Zone 1 radon. Older Manchester + Nashua + Portsmouth housing stock carries lead-service-line risk. Coastal flood zones limited to small NH coastline.

New Hampshire state page →

Massachusetts context

Lead pipes, coastal flood, older housing

Massachusetts has dense lead-service-line obligations under LCRR in Boston, Lowell, Worcester, Springfield. Coastal AE/VE zones along the South Shore + Cape. Older housing stock means lead-paint risk overlaps with LSL risk.

Massachusetts state page →

Read more on cross-ZIP comparisons

Editorial deep-dives that help when reading two places side-by-side — what each data layer actually proves, and what it doesn't.

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