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County ZIP codes · Wisconsin · FIPS 55053

Jackson County, WI ZIP Codes

Jackson County, Wisconsin has 15 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 7 of the residential ones lie mainly in Jackson County and 8 mainly in a neighboring county; 12 cross the county line. Median household income ranges from $58,125 in 54754 (Merrillan) to $78,015 in 54666 (Warrens) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Jackson County?

54466 · Pittsville: $67k54611 · Alma Center: $72k54615 · Black River Falls: $67k54616 · Blair: $72k54627 · Ettrick: $77k54635 · Hixton: $73k54642 · Melrose: $74k54643 · Millston: –54644 · Mindoro: $77k54659 · Taylor: $72k54666 · Warrens: $78k54741 · Fairchild: $63k54746 · Humbird: $62k54754 · Merrillan: $58k54758 · Osseo: $68k544665461554666547585474154642546165462754635547545465954611546445474654466 · Pittsville: $67k54611 · Alma Center: $72k54615 · Black River Falls: $67k54616 · Blair: $72k54627 · Ettrick: $77k54635 · Hixton: $73k54642 · Melrose: $74k54643 · Millston: –54644 · Mindoro: $77k54659 · Taylor: $72k54666 · Warrens: $78k54741 · Fairchild: $63k54746 · Humbird: $62k54754 · Merrillan: $58k54758 · Osseo: $68k544665461554666547585474154642546165462754635547545465954611546445474654466 · Pittsville: $67k54611 · Alma Center: $72k54615 · Black River Falls: $67k54616 · Blair: $72k54627 · Ettrick: $77k54635 · Hixton: $73k54642 · Melrose: $74k54643 · Millston: –54644 · Mindoro: $77k54659 · Taylor: $72k54666 · Warrens: $78k54741 · Fairchild: $63k54746 · Humbird: $62k54754 · Merrillan: $58k54758 · Osseo: $68k5446654615546665475854741546425461654635547545464454746
The residential ZIP codes of Jackson County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

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

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $67,033 and $73,452.

They carry 15 postal town names.

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

All 15 residential ZIP codes in Jackson County

7 ZIP codes lie mainly in Jackson County; 8 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Jackson County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
54615 Black River Falls 11,315 36 $67k $198k 97%
54642 Melrose 2,259 25 $74k $211k 93%
54635 Hixton 1,793 22 $73k $209k 100%
54611 Alma Center 1,372 25 $72k $165k 100%
54754 Merrillan 1,308 17 $58k $170k 83%
54659 Taylor 1,257 22 $72k $191k 98%
54643 Millston 2 6 – – 100%

Partly in Jackson County

Residential ZIP codes mainly in another county that reach at least 1% into Jackson County, by their share here
In this county
54666 Warrens 2,635 11 $78k $221k 44%
54466 Pittsville 2,557 8 $67k $186k 42%
54741 Fairchild 1,664 17 $63k $167k 39%
54758 Osseo 4,577 29 $68k $220k 25%
54746 Humbird 693 16 $62k $147k 17%
54616 Blair 2,443 26 $72k $181k 13%
54627 Ettrick 2,020 24 $77k $224k 12%
54644 Mindoro 1,236 20 $77k $257k 6%

Download the 15 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?

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

Share of each ZIP code's land in Jackson County and in the neighboring counties
ZIPIn JacksonElsewhere
5461597%Monroe County 3%
5475825%Trempealeau County 53%; Eau Claire County 23%
5466644%Monroe County 45%; Juneau County 11%
5446642%Wood County 53%; Clark County 4%
5461613%Trempealeau County 87%
5464293%Trempealeau County 4%; La Crosse County 3%
5462712%Trempealeau County 88%
5474139%Eau Claire County 48%; Clark County 13%
5475483%Clark County 17%
5465998%Trempealeau County 2%
546446%La Crosse County 94%
5474617%Clark County 83%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Jackson County's ZIP codes use 3 prefixes: 544, 546 and 547.

Three-digit prefixes of Jackson 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 Jackson County's
PrefixSectional centerHereAll codes
544 Green Bay, WI (SCF 541) 1 86
546 St Paul, MN (SCF 550) 10 59
547 Eau Claire, WI (SCF 547) 4 55

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