About 03584 - Lancaster, New Hampshire
The ZIP code 03584 of Lancaster falls within New Hampshire, the United States - a mid-sized area by population. It sits within Lancaster County County.
Census data puts the population of this ZIP code at 28,911 residents. That's noticeably above the average for a New Hampshire ZIP code, which sits near 21,821 people.
Median household income is about $76,500 (near the New Hampshire average).
This ZIP code sits alongside neighboring areas like Groveton, Milford, East Hampstead within New Hampshire.