Zip Code 03227 — Center Sandwich, NH
03227 is a ZIP Code associated with Center Sandwich, NH, located within Carroll. 03227 ranks #14 out of 29 ZIP codes in Carroll County by population (and #177 out of 247 in NH). The area supports an estimated population of 1,388 residents across Data Pending housing units, with a population density of 10.4 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (43.814190, -71.457120)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 03227 |
| Primary City | Center Sandwich |
| State / Province | NH |
| County | Carroll |
| Total Population | 1,388 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 10.4 people/sq mi |
| Timezone | America/New_York |
How 03227 Compares
| Metric | ZIP 03227 | Carroll County | NH State Average |
|---|
| Population | 1,388 | 51,651 (Total) | 1,394,951 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 10.4 /sq mi | -- | -- |
| County Pop Rank | #14 of 29 | -- | -- |
Nearby ZIP Codes
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 →