County ZIP codes · Minnesota · FIPS 27027

Clay County, MN ZIP Codes

Clay County, Minnesota has 18 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 17 residential and 1 for PO boxes or a single organization. 13 of the residential ones lie mainly in Clay County and 4 mainly in a neighboring county; 8 cross the county line. Median household income ranges from $71,250 in 56585 (Ulen) to $107,813 in 56580 (Sabin) (Census Bureau, ACS 2020-2024).

ACS2020-24
Census2020

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

56585 · $71k 56580 · $108k

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $79,475 and $102,500.

They carry 15 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 17 residential ZIP codes in Clay County

13 ZIP codes lie mainly in Clay County; 4 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Clay County, largest first; "In this county" is the share of the ZIP's land in the county
						In this county
56560	Moorhead	44,405	282	$75k	$253k	99%
56549	Hawley	5,028	24	$106k	$342k	100%
56529	Dilworth	4,713	1,278	$91k	$262k	100%
56514	Barnesville	3,994	19	$101k	$265k	62%
56547	Glyndon	2,762	18	$103k	$304k	100%
56580	Sabin	1,305	20	$108k	$282k	100%
56563	Moorhead	1,285	8,290	–	–	100%
56585	Ulen	1,064	8	$71k	$301k	67%
56562	Moorhead	528	7,652	–	–	100%
56552	Hitterdal	527	11	$52k	$193k	73%
56536	Felton	502	5	$69k	$212k	100%
56546	Georgetown	210	3	$79k	$268k	100%
56525	Comstock	100	85	$76k	$163k	100%

Partly in Clay County

Residential ZIP codes mainly in another county that reach at least 1% into Clay County, by their share here
						In this county
56519	Borup	287	3	$64k	–	40%
56554	Lake Park	2,752	24	$95k	$376k	8%
56572	Pelican Rapids	5,827	34	$80k	$299k	5%
56574	Perley	264	4	$80k	$163k	1%

Download the 18 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

8 ZIP codes of Clay County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Clay County and in the neighboring counties
ZIP	In Clay	Elsewhere
56560	99%	Wilkin County 1%
56572	5%	Otter Tail County 91%; Becker County 4%
56514	62%	Wilkin County 36%; Otter Tail County 2%
56554	8%	Becker County 92%
56585	67%	Becker County 32%
56552	73%	Becker County 27%
56519	40%	Norman County 60%
56574	1%	Norman County 99%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

PO Box and single-organization ZIP codes

ZIP codes in Clay County without a residential area (GeoNames postal codes)
ZIP	Postal name
56561	Moorhead

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do Clay County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Clay County starts with 565.

Three-digit prefixes of Clay County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Clay County's
Prefix	Sectional center	Here	All codes
565	Fargo, ND (SCF 580)	18	76

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.

Where are the ZIP codes of Clay County?