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

04040 (Harrison), at 55.2 (±3.4), among 21 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 Oxford County, ME

These are the 21 ZIP codes in Oxford County with the highest median age, out of 21 with at least 1,000 residents. 04040 (Harrison, 55.2), 04022 (Denmark, 54.4) and 04088 (Waterford, 54.1) lead the list. There is no single "best" ZIP code in Oxford 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 Oxford County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	04040	Harrison	55.2 ±3.4	3,050	1,474	1,527
2	04022	Denmark	54.4 ±5.0	1,054	492	588
3	04088	Waterford	54.1 ±2.7	1,269	573	709
4	04037	Fryeburg	53.4 ±3.1	4,024	1,733	1,590
5	04051	Lovell	52.2 ±3.5	1,353	593	573
6	04217	Bethel	52.1 ±3.5	3,387	1,588	1,257
7	04276	Rumford	50.4 ±3.4	5,942	2,691	2,834
8	04268	Norway	49.5 ±4.9	5,228	2,164	1,995
9	04224	Dixfield	49.2 ±6.9	3,110	1,215	1,143
10	04281	South Paris	48.2 ±5.6	5,317	2,200	1,673
11	04290	Peru	48.0 ±7.6	1,501	623	592
12	04219	Bryant Pond	47.3 ±2.6	1,399	530	616
13	04289	West Paris	46.0 ±7.9	1,808	674	—
14	04270	Oxford	44.8 ±4.2	6,284	2,345	2,898
15	04238	Hebron	43.8 ±5.1	1,105	441	471
16	04257	Mexico	43.4 ±2.8	2,782	1,061	1,062
17	04041	Hiram	41.6 ±10.2	1,748	648	717
18	04221	Canton	41.4 ±7.2	1,191	339	384
19	04068	Porter	40.9 ±7.9	1,746	636	617
20	04010	Brownfield	39.9 ±6.8	1,830	667	689
21	04220	Buckfield	39.6 ±2.6	3,717	1,307	960

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; 21 of 35 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 4,865 households, on 11 carrier routes with 4,987 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 04040 on the EDDM route map

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Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Oxford County has the highest median age?: 04040 (Harrison), at 55.2 (±3.4), among 21 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.