Which ZIP code in Rockingham County has the highest median age?

03811 (Atkinson), at 57.1 (±2.8), among 33 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.

Oldest ZIP codes in Rockingham County, NH

These are the 25 ZIP codes in Rockingham County with the highest median age, out of 33 with at least 1,000 residents. 03811 (Atkinson, 57.1), 03842 (Hampton, 55.9) and 03848 (Kingston, 55.5) lead the list. There is no single "best" ZIP code in Rockingham County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Oldest ZIP codes in Rockingham County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	03811	Atkinson	57.1 ±2.8	7,267	2,945	2,936
2	03842	Hampton	55.9 ±2.2	16,324	7,817	8,749
3	03848	Kingston	55.5 ±5.7	6,275	2,715	2,505
4	03870	Rye	54.9 ±3.3	5,188	2,126	2,367
5	03874	Seabrook	54.3 ±1.5	8,487	3,889	4,397
6	03862	North Hampton	50.9 ±3.3	4,610	1,977	1,979
7	03841	Hampstead	50.2 ±3.8	6,508	2,592	2,490
8	03827	East Kingston	49.7 ±6.6	3,279	1,158	1,216
9	03840	Greenland	48.4 ±7.7	4,106	1,635	1,700
10	03844	Hampton Falls	48.3 ±7.1	2,370	887	919
11	03858	Newton	47.8 ±5.7	4,836	1,856	1,810
12	03034	Candia	47.4 ±3.9	4,352	1,495	1,593
13	03036	Chester	47.2 ±3.8	5,300	1,850	1,884
14	03833	Exeter	45.3 ±1.8	22,817	9,111	9,956
15	03042	Epping	45.1 ±3.5	7,430	3,169	3,223
16	03079	Salem	44.6 ±2.7	30,964	12,618	13,637
17	03032	Auburn	44.3 ±5.9	6,119	2,013	2,200
18	03044	Fremont	44.3 ±3.4	4,831	1,766	1,829
19	03037	Deerfield	44.2 ±4.3	4,714	1,593	1,825
20	03856	Newfields	44.1 ±1.8	2,023	636	565
21	03077	Raymond	43.4 ±3.8	10,900	4,266	4,423
22	03801	Portsmouth	43.3 ±2.1	23,484	11,262	12,280
23	03053	Londonderry	42.7 ±0.9	26,327	9,694	10,776
24	03819	Danville	42.6 ±4.3	4,471	1,791	1,673
25	03261	Northwood	42.4 ±7.8	4,688	1,776	1,912

How we ranked them

Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 33 of 36 qualify.

Which of these to mail, and why

Older ZIP codes respond to health care, hearing and vision, Medicare plans, home safety, estate planning and services that come to the door.

The top five ZIP codes on this list hold 19,492 households, on 35 carrier routes with 20,954 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 03811 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Rockingham County has the highest median age?: 03811 (Atkinson), at 57.1 (±2.8), among 33 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, highest 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.