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

21727 (Emmitsburg), at 18.1%, among 26 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 Frederick County, MD

These are the 25 ZIP codes in Frederick County with the highest share of residents who moved in during the past year, out of 26 with at least 1,000 residents. 21727 (Emmitsburg, 18.1%), 21788 (Thurmont, 15.3%) and 21780 (Sabillasville, 15.2%) lead the list. There is no single "best" ZIP code in Frederick 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 Frederick County

Rank	ZIP	Mailing city	Moved in the past year	Residents	Households	Residential mailboxes
1	21727	Emmitsburg	18.1%	6,052	1,673	1,454
2	21788	Thurmont	15.3%	11,654	4,649	4,704
3	21780	Sabillasville	15.2%	2,159	781	670
4	21703	Frederick	13.1%	41,960	15,517	—
5	21701	Frederick	12.9%	43,048	18,651	20,269
6	21702	Frederick	12.6%	49,605	18,525	19,996
7	21777	Point Of Rocks	12.4%	2,462	817	624
8	20842	Dickerson	10.5%	2,369	802	753
9	21776	New Windsor	10.1%	6,261	2,346	2,091
10	21771	Mount Airy	9.7%	33,031	11,226	11,089
11	21798	Woodsboro	9.3%	2,928	929	914
12	21757	Keymar	9.3%	2,671	1,018	1,097
13	21704	Frederick	9.0%	20,006	6,136	7,734
14	21774	New Market	8.6%	17,134	5,647	6,693
15	21716	Brunswick	8.5%	7,200	2,924	3,371
16	21787	Taneytown	7.4%	11,645	4,431	4,630
17	21793	Walkersville	7.4%	10,719	3,890	3,825
18	21755	Jefferson	7.3%	5,909	2,136	2,284
19	21710	Adamstown	6.9%	4,661	1,672	1,717
20	21783	Smithsburg	6.7%	9,910	3,632	3,304
21	21754	Ijamsville	6.6%	8,156	2,660	2,604
22	21770	Monrovia	6.4%	8,751	2,622	2,971
23	21758	Knoxville	6.4%	4,409	1,588	1,841
24	21769	Middletown	5.9%	11,965	4,146	4,409
25	21791	Union Bridge	5.7%	5,340	1,968	1,829

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; 26 of 33 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 41,271 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 21727 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 Frederick County has the highest share of residents who moved in during the past year?: 21727 (Emmitsburg), at 18.1%, among 26 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.