Which ZIP code in Cheshire County has the lowest median age?

03466 (West Chesterfield), at 34.3 (±7.4), among 15 ZIP codes with at least 1,000 residents.

Why are some ZIP codes missing?

ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

Youngest ZIP codes in Cheshire County, NH

These are the 15 ZIP codes in Cheshire County with the lowest median age, out of 15 with at least 1,000 residents. 03466 (West Chesterfield, 34.3), 03461 (Rindge, 35.0) and 03431 (Keene, 38.4) lead the list. There is no single "best" ZIP code in Cheshire County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Youngest ZIP codes in Cheshire County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	03466	West Chesterfield	34.3 ±7.4	1,315	496	380
2	03461	Rindge	35.0 ±3.9	6,497	1,887	1,650
3	03431	Keene	38.4 ±1.8	25,065	10,228	11,178
4	03465	Troy	40.2 ±5.0	2,005	750	644
5	03452	Jaffrey	42.9 ±3.9	5,448	2,112	2,437
6	03608	Walpole	44.9 ±12.0	3,167	1,279	958
7	03455	Marlborough	46.9 ±9.0	2,242	983	717
8	03470	Winchester	47.1 ±5.3	4,933	1,975	1,917
9	03462	Spofford	48.1 ±9.3	1,726	676	628
10	03444	Dublin	48.9 ±8.9	1,666	604	440
11	03447	Fitzwilliam	49.2 ±4.2	2,278	934	986
12	03446	Swanzey	49.7 ±3.3	6,588	2,802	2,945
13	03451	Hinsdale	53.3 ±10.6	3,997	1,643	1,490
14	03602	Alstead	54.9 ±5.9	2,381	1,024	1,111
15	03467	Westmoreland	55.3 ±2.2	2,237	904	612

How we ranked them

Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 15 of 25 qualify.

Which of these to mail, and why

Younger ZIP codes skew toward renters, students and young families: fitness, quick-service food, apartments, entertainment and first-time-buyer offers.

The top five ZIP codes on this list hold 15,473 households, on 33 carrier routes with 16,289 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 03466 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

Map it and price it

EDDM guides

Frequently asked questions

Which ZIP code in Cheshire County has the lowest median age?: 03466 (West Chesterfield), at 34.3 (±7.4), among 15 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024).
Why are some ZIP codes missing?: ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.