Richest ZIP codes in Clark County, WI

These are the 17 ZIP codes in Clark County with the highest median household income, out of 17 with at least 1,000 residents. 54420 (Chili, $79,899), 54479 (Spencer, $77,371) and 54498 (Withee, $75,833) lead the list. There is no single "best" ZIP code in Clark 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 Clark County

RankZIPMailing cityMedian household incomeResidentsHouseholdsResidential mailboxes
154420Chili$79,899 ±$5,2281,330467467
254479Spencer$77,371 ±$7,9843,6301,434—
354498Withee$75,833 ±$10,1142,362796799
454446Loyal$74,342 ±$8,0543,5001,1921,098
554422Curtiss$71,667 ±$13,2471,553456397
654405Abbotsford$69,659 ±$9,4602,770984—
754437Greenwood$67,097 ±$4,3203,2361,207—
854456Neillsville$66,934 ±$4,6015,8902,4892,858
954771Thorp$65,625 ±$5,0984,1711,505—
1054460Owen$65,583 ±$6,7552,620937939
1154488Unity$63,571 ±$14,8471,275478407
1254425Dorchester$63,424 ±$4,7101,988731—
1354741Fairchild$62,679 ±$9,3581,664653—
1454436Granton$61,048 ±$5,9502,203808744
1554421Colby$60,820 ±$4,2573,4681,170—
1654754Merrillan$58,125 ±$4,5311,308588820
1754768Stanley$54,964 ±$6,0976,5572,0131,957

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; 17 of 19 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 4,345 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 54420 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 Clark County has the highest median household income?
54420 (Chili), at $79,899 (±$5,228), among 17 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.