Home > NH > Merrimack County > Danbury > Zip 03230

Zip Code 03230 — Danbury, NH

03230 is a ZIP Code associated with Danbury, NH, located within Merrimack. The postal region supports an estimated population of 1,451 residents across Data Pending housing units, with a population density of 13.9 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.526850, -71.862200)

Data Metric	Local Statistic
Postal / Zip Code	03230
Primary City	Danbury
State / Province	NH
County	Merrimack
Total Population	1,451
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	13.9 people/sq mi
Timezone	America/New_York

How 03230 Compares

Metric	ZIP 03230	Merrimack County	NH State Average
Population	1,451	160,041	1,394,951
Median Income	Data Pending	N/A	N/A
Population Density	13.9 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 03243	Hill	4.9 mi	952	N/A
Zip 03287	Wilmot	5.9 mi	1,487	N/A
Zip 03240	Grafton	6.5 mi	1,354	N/A
Zip 03216	Andover	6.5 mi	2,046	N/A
Zip 03231	East Andover	7.3 mi	89	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →