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

20166 (Sterling), at 15.0%, among 17 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 Loudoun County, VA

These are the 17 ZIP codes in Loudoun County with the highest share of residents who moved in during the past year, out of 17 with at least 1,000 residents. 20166 (Sterling, 15.0%), 20165 (Sterling, 14.1%) and 20147 (Ashburn, 12.1%) lead the list. There is no single "best" ZIP code in Loudoun 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 Loudoun County

Rank	ZIP	Mailing city	Moved in the past year	Residents	Households	Residential mailboxes
1	20166	Sterling	15.0%	14,949	5,473	6,658
2	20165	Sterling	14.1%	34,088	11,939	12,219
3	20147	Ashburn	12.1%	67,692	25,178	27,861
4	20132	Purcellville	12.0%	19,817	6,381	6,304
5	20175	Leesburg	11.7%	34,733	12,240	12,750
6	20117	Middleburg	11.5%	2,790	1,263	1,164
7	20148	Ashburn	11.1%	64,021	20,839	23,360
8	20164	Sterling	10.8%	43,436	12,806	13,224
9	20120	Centreville	10.8%	42,896	14,578	14,831
10	20180	Lovettsville	9.3%	7,531	2,525	2,996
11	20152	Chantilly	9.2%	36,674	11,047	11,498
12	20176	Leesburg	8.6%	51,471	16,720	18,183
13	20105	Aldie	8.5%	37,639	10,830	12,112
14	20141	Round Hill	8.0%	8,359	2,553	2,759
15	20135	Bluemont	6.2%	3,585	1,389	1,335
16	20197	Waterford	5.8%	1,825	671	834
17	20158	Hamilton	4.8%	4,979	1,580	1,591

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; 17 of 20 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 61,211 households, on 115 carrier routes with 65,792 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 20166 on the EDDM route map

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Frequently asked questions

Which ZIP code in Loudoun County has the highest share of residents who moved in during the past year?: 20166 (Sterling), at 15.0%, among 17 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.