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

04101 (Portland), at 35.8 (±1.8), among 28 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 Cumberland County, ME

These are the 25 ZIP codes in Cumberland County with the lowest median age, out of 28 with at least 1,000 residents. 04101 (Portland, 35.8), 04092 (Westbrook, 37.4) and 04103 (Portland, 38.1) lead the list. There is no single "best" ZIP code in Cumberland 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 Cumberland County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	04101	Portland	35.8 ±1.8	18,431	10,608	11,789
2	04092	Westbrook	37.4 ±1.0	20,775	9,138	9,529
3	04103	Portland	38.1 ±1.2	32,024	13,657	14,189
4	04084	Standish	38.2 ±2.9	7,900	2,784	3,165
5	04102	Portland	38.3 ±2.0	17,267	8,120	8,691
6	04021	Cumberland Center	39.1 ±2.5	6,990	2,425	2,704
7	04038	Gorham	39.4 ±2.9	18,300	6,636	7,046
8	04011	Brunswick	40.0 ±2.8	22,336	8,913	10,096
9	04260	New Gloucester	40.1 ±5.5	5,766	2,087	2,318
10	04029	Sebago	40.7 ±3.9	2,086	847	928
11	04106	South Portland	41.1 ±2.2	27,019	12,230	12,221
12	04062	Windham	41.8 ±1.8	19,188	7,900	6,850
13	04039	Gray	42.7 ±4.4	8,102	3,478	3,548
14	04096	Yarmouth	43.4 ±4.5	9,053	3,506	3,939
15	04085	Steep Falls	44.0 ±7.0	2,762	962	743
16	04105	Falmouth	47.0 ±3.8	12,755	4,989	5,363
17	04069	Pownal	47.2 ±8.4	1,696	708	681
18	04097	North Yarmouth	47.4 ±3.2	4,240	1,549	1,721
19	04107	Cape Elizabeth	47.5 ±3.2	9,656	3,745	4,125
20	04009	Bridgton	47.9 ±10.0	5,478	2,365	2,389
21	04071	Raymond	48.0 ±3.7	4,971	2,129	2,475
22	04074	Scarborough	48.5 ±2.6	23,076	9,881	10,798
23	04032	Freeport	48.8 ±4.3	8,802	3,765	3,843
24	04055	Naples	49.8 ±6.8	3,985	2,021	1,777
25	04015	Casco	52.0 ±3.3	3,696	1,663	1,698

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; 28 of 38 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 44,307 households, on 104 carrier routes with 47,363 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 04101 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Cumberland County has the lowest median age?: 04101 (Portland), at 35.8 (±1.8), among 28 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.