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

19930 (Bethany Beach), at 67.2 (±1.8), 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 Sussex County, DE

These are the 21 ZIP codes in Sussex County with the highest median age, out of 21 with at least 1,000 residents. 19930 (Bethany Beach, 67.2), 19967 (Millville, 64.9) and 19970 (Ocean View, 63.9) lead the list. There is no single "best" ZIP code in Sussex 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 Sussex County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	19930	Bethany Beach	67.2 ±1.8	3,014	1,551	4,215
2	19967	Millville	64.9 ±2.6	2,376	1,267	2,195
3	19970	Ocean View	63.9 ±2.5	8,524	4,046	7,429
4	19958	Lewes	62.1 ±0.8	31,938	15,233	22,799
5	19971	Rehoboth Beach	61.7 ±1.5	14,886	7,587	13,429
6	19975	Selbyville	59.6 ±2.8	10,862	5,085	8,125
7	19945	Frankford	58.9 ±3.2	9,640	3,960	5,844
8	19939	Dagsboro	57.9 ±4.0	7,490	3,183	3,980
9	19951	Harbeson	54.1 ±6.5	2,245	905	1,387
10	19966	Millsboro	53.9 ±3.3	35,884	15,435	20,624
11	19968	Milton	53.8 ±4.2	15,486	6,431	8,773
12	19950	Greenwood	44.9 ±3.7	7,918	3,250	2,934
13	21874	Willards	43.6 ±5.9	1,693	666	969
14	19963	Milford	42.7 ±3.3	23,500	9,880	10,040
15	19940	Delmar	41.8 ±6.5	7,540	2,469	2,826
16	19933	Bridgeville	41.6 ±3.2	10,597	4,047	4,667
17	19973	Seaford	41.3 ±2.2	26,834	10,266	11,201
18	19960	Lincoln	38.4 ±6.0	6,774	2,306	2,792
19	19947	Georgetown	37.9 ±2.3	20,760	6,735	8,472
20	19956	Laurel	37.8 ±3.6	16,327	6,332	6,570
21	19941	Ellendale	34.4 ±9.2	3,435	1,192	1,608

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 23 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 29,684 households, on 70 carrier routes with 50,067 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 19930 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 Sussex County has the highest median age?: 19930 (Bethany Beach), at 67.2 (±1.8), 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.