Which ZIP code in Prince William County has the lowest median age?

22134 (Quantico), at 23.4 (±0.4), 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.

Youngest ZIP codes in Prince William County, VA

These are the 17 ZIP codes in Prince William County with the lowest median age, out of 17 with at least 1,000 residents. 22134 (Quantico, 23.4), 22026 (Dumfries, 32.9) and 20109 (Manassas, 33.2) lead the list. There is no single "best" ZIP code in Prince William County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Youngest ZIP codes in Prince William County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	22134	Quantico	23.4 ±0.4	8,310	1,469	1,448
2	22026	Dumfries	32.9 ±1.9	22,897	6,760	7,981
3	20109	Manassas	33.2 ±1.1	45,444	15,018	15,752
4	20143	Catharpin	33.8 ±15.4	1,070	340	384
5	22191	Woodbridge	34.6 ±0.6	73,623	25,284	27,001
6	20110	Manassas	34.9 ±0.5	49,890	15,920	16,123
7	22172	Triangle	35.4 ±2.0	11,490	3,662	4,174
8	22193	Woodbridge	35.5 ±0.8	81,588	24,383	25,468
9	20111	Manassas	35.7 ±1.0	38,124	11,816	12,518
10	20136	Bristow	37.6 ±2.0	32,325	9,405	9,550
11	22192	Woodbridge	37.8 ±0.8	59,794	20,811	21,899
12	22025	Dumfries	38.9 ±1.9	19,356	6,474	6,581
13	20181	Nokesville	39.5 ±3.4	10,774	3,310	3,547
14	20155	Gainesville	40.4 ±1.0	37,486	12,660	13,111
15	20112	Manassas	40.8 ±1.7	30,500	9,470	9,671
16	20169	Haymarket	42.0 ±1.5	28,089	9,372	10,457
17	20137	Broad Run	46.1 ±5.2	1,938	660	795

How we ranked them

Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 17 of 18 qualify.

Which of these to mail, and why

Younger ZIP codes skew toward renters, students and young families: fitness, quick-service food, apartments, entertainment and first-time-buyer offers.

The top five ZIP codes on this list hold 48,871 households, on 74 carrier routes with 52,566 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 22134 on the EDDM route map

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Frequently asked questions

Which ZIP code in Prince William County has the lowest median age?: 22134 (Quantico), at 23.4 (±0.4), among 17 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, lowest 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.