Which ZIP code in Harford County has the highest share of residents who moved in during the past year?

21005 (Aberdeen Proving Ground), at 34.3%, among 20 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.

ZIP codes with the most new movers in Harford County, MD

These are the 20 ZIP codes in Harford County with the highest share of residents who moved in during the past year, out of 20 with at least 1,000 residents. 21005 (Aberdeen Proving Ground, 34.3%), 21040 (Edgewood, 18.0%) and 21017 (Belcamp, 13.5%) lead the list. There is no single "best" ZIP code in Harford County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

ZIP codes with the most new movers in Harford County

Rank	ZIP	Mailing city	Moved in the past year	Residents	Households	Residential mailboxes
1	21005	Aberdeen Proving Ground	34.3%	2,202	835	1,010
2	21040	Edgewood	18.0%	24,960	9,795	9,430
3	21017	Belcamp	13.5%	6,648	2,669	2,777
4	21001	Aberdeen	10.2%	27,168	11,204	12,341
5	21160	Whiteford	9.7%	2,441	968	960
6	21009	Abingdon	8.6%	33,679	12,940	12,564
7	21050	Forest Hill	8.3%	17,466	6,422	7,054
8	21014	Bel Air	8.1%	38,707	15,143	15,327
9	21078	Havre De Grace	7.9%	20,030	8,476	9,237
10	21085	Joppa	7.9%	17,307	6,801	7,391
11	21047	Fallston	7.0%	13,852	4,810	4,844
12	21084	Jarrettsville	6.0%	7,070	2,724	2,745
13	21028	Churchville	5.9%	3,103	1,066	1,200
14	21015	Bel Air	5.3%	30,013	11,012	12,380
15	21111	Monkton	5.1%	4,714	1,908	1,915
16	21154	Street	5.0%	6,544	2,403	2,336
17	21161	White Hall	4.2%	5,221	1,887	2,087
18	21034	Darlington	3.0%	2,846	1,132	1,404
19	21132	Pylesville	2.9%	3,160	1,072	1,025
20	21013	Baldwin	2.4%	5,610	1,843	1,714

How we ranked them

Ranked by the share of residents (age 1 and over) who lived in a different home a year earlier (ACS Data Profile, 2020–2024). No margin of error is published for this share in our files. ZIP codes need at least 1,000 residents to be ranked; 20 of 22 qualify.

Which of these to mail, and why

New residents are still choosing a dentist, a gym, a pizza place and a lawn service. ZIP codes with high turnover give a welcome offer more people to work on each year.

The top five ZIP codes on this list hold 25,471 households, on 37 carrier routes with 26,518 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 21005 on the EDDM route map

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Frequently asked questions

Which ZIP code in Harford County has the highest share of residents who moved in during the past year?: 21005 (Aberdeen Proving Ground), at 34.3%, among 20 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by the share of residents (age 1 and over) who lived in a different home a year earlier (ACS Data Profile, 2020–2024). No margin of error is published for this share in our files.
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.