Which ZIP code in Harford County has the highest median household income?

21013 (Baldwin), at $171,354 (±$45,045), 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.

Richest ZIP codes in Harford County, MD

These are the 20 ZIP codes in Harford County with the highest median household income, out of 20 with at least 1,000 residents. 21013 (Baldwin, $171,354), 21047 (Fallston, $157,500) and 21028 (Churchville, $137,586) 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.

Richest ZIP codes in Harford County

Rank	ZIP	Mailing city	Median household income	Residents	Households	Residential mailboxes
1	21013	Baldwin	$171,354 ±$45,045	5,610	1,843	1,714
2	21047	Fallston	$157,500 ±$15,821	13,852	4,810	4,844
3	21028	Churchville	$137,586 ±$6,657	3,103	1,066	1,200
4	21015	Bel Air	$137,281 ±$11,402	30,013	11,012	12,380
5	21111	Monkton	$136,304 ±$26,449	4,714	1,908	1,915
6	21132	Pylesville	$132,288 ±$65,146	3,160	1,072	1,025
7	21050	Forest Hill	$125,208 ±$7,929	17,466	6,422	7,054
8	21005	Aberdeen Proving Ground	$125,208 ±$22,644	2,202	835	1,010
9	21009	Abingdon	$121,660 ±$7,447	33,679	12,940	12,564
10	21084	Jarrettsville	$121,509 ±$8,825	7,070	2,724	2,745
11	21014	Bel Air	$116,970 ±$6,738	38,707	15,143	15,327
12	21085	Joppa	$113,714 ±$9,117	17,307	6,801	7,391
13	21161	White Hall	$108,094 ±$20,948	5,221	1,887	2,087
14	21017	Belcamp	$106,831 ±$11,021	6,648	2,669	2,777
15	21078	Havre De Grace	$106,667 ±$10,243	20,030	8,476	9,237
16	21160	Whiteford	$106,181 ±$34,301	2,441	968	960
17	21154	Street	$97,658 ±$15,327	6,544	2,403	2,336
18	21001	Aberdeen	$83,238 ±$8,360	27,168	11,204	12,341
19	21040	Edgewood	$81,704 ±$7,484	24,960	9,795	9,430
20	21034	Darlington	$78,047 ±$16,631	2,846	1,132	1,404

How we ranked them

Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population. ZIP codes need at least 1,000 residents to be ranked; 20 of 22 qualify.

Which of these to mail, and why

Higher-income ZIP codes suit offers with a bigger ticket: remodeling, pools, roofing, financial planning, private schools, premium dining. A median describes the middle household, not every door, so the routes inside each ZIP still vary.

The top five ZIP codes on this list hold 20,639 households, on 38 carrier routes with 22,053 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 21013 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 Harford County has the highest median household income?: 21013 (Baldwin), at $171,354 (±$45,045), among 20 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population.
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.