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

21250 (Baltimore), at 41.0%, among 44 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 Baltimore County, MD

These are the 25 ZIP codes in Baltimore County with the highest share of residents who moved in during the past year, out of 44 with at least 1,000 residents. 21250 (Baltimore, 41.0%), 21252 (Towson, 37.8%) and 21204 (Towson, 23.5%) lead the list. There is no single "best" ZIP code in Baltimore 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 Baltimore County

Rank	ZIP	Mailing city	Moved in the past year	Residents	Households	Residential mailboxes
1	21250	Baltimore	41.0%	2,834	0	—
2	21252	Towson	37.8%	4,865	12	—
3	21204	Towson	23.5%	19,845	8,747	9,777
4	21224	Baltimore	16.6%	47,465	20,962	24,354
5	21210	Baltimore	16.2%	14,134	5,202	5,945
6	21237	Rosedale	14.2%	31,425	12,417	12,953
7	21239	Baltimore	12.8%	27,346	12,080	12,698
8	21057	Glen Arm	12.8%	4,386	1,545	1,629
9	21117	Owings Mills	12.5%	62,816	25,193	25,942
10	21228	Catonsville	12.3%	50,492	19,788	19,846
11	21229	Baltimore	12.3%	46,679	19,262	—
12	21222	Dundalk	11.7%	59,407	22,512	23,157
13	21093	Lutherville Timonium	11.7%	39,100	15,688	16,590
14	21207	Gwynn Oak	11.5%	47,099	18,976	19,296
15	21212	Baltimore	11.2%	33,974	12,971	13,109
16	21244	Windsor Mill	11.1%	38,208	14,157	15,420
17	21220	Middle River	10.9%	42,824	16,544	18,583
18	21286	Towson	10.8%	21,853	9,765	10,721
19	21030	Cockeysville	10.6%	25,827	10,900	12,135
20	21221	Essex	9.9%	43,487	17,286	18,571
21	21206	Baltimore	9.7%	48,902	20,480	20,390
22	21227	Halethorpe	9.5%	34,907	13,396	—
23	21234	Parkville	9.4%	66,334	27,639	28,871
24	21208	Pikesville	8.9%	37,276	15,735	15,601
25	21209	Baltimore	8.8%	30,126	11,621	12,261

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; 44 of 54 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 34,923 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 21250 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 Baltimore County has the highest share of residents who moved in during the past year?: 21250 (Baltimore), at 41.0%, among 44 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.