PlainZIP

Willis, MI

Single-footprint Census roll-up for Willis, MI: 1 USPS ZIP, population 4,054. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet WILLIS-MI · Willis, MI 1 ZIPs · 4,054 pop · #4016/25278 · Washtenaw County

INC-HIGH · RANK-TOP · PHOTO-FINISH · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-MID

  • INC-HIGH $102,833
  • RANK-TOP #4016/25278
  • PHOTO-FINISH ≈ Milan
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 91% owners
  • POP-VILLAGE 4,054
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $271,900

Nearest income peer: Milan, MI (+ $620 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Willis

Lowest/highest poles plus county-sharing cities nearest Willis on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Willis, MI sits among US cities with an upper-quartile household income, on a village-scale population base, across a single-ZIP footprint.

Top 16%
household income vs 25,278 US cities
4,054
city population (Census)
1
USPS ZIP codes covered
$102,833
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $102,833 and home value $271,900 should be read as near-neighborhood numbers ; bachelor's attainment averages 24.4%.

Owner-occupancy here runs high (90.9%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within Michigan, Washington is the closest lower-income city and Caledonia the closest higher-income city by average ZIP household income. Their 2 and 1 ZIP footprints are the immediate statewide comparison set for Willis.

Population concentration

Willis's single ZIP 48191 carries the town

Willis is published as a single USPS ZIP. Code 48191 is the entire residential footprint (4,054 ACS residents), so the city page and the ZIP page tell the same household story, open that ZIP for income, tenure, and commute detail.

Census ZBP business roll-up

Sparse ZBP book inside single-ZIP Willis

Citywide ZBP: 46 establishments, 244 employees , annual payroll $12,160k (~11 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 48191 (46 units) ; leading NAICS Construction (19) · also Professional, scientific, and technical services · Retail trade .

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ZIP Codes in Willis, MI

These ZIP codes sit in Washtenaw County, which covers 17 ZIP codes in all; 1 of them fall in Willis. See the Washtenaw County roll-up →

Willis lands mid-pack among the 11 cities sharing Washtenaw County: Northville, South Lyon and Saline earn more and Ann Arbor, Ypsilanti and Whitmore Lake earn less. Ypsilanti marks the far end of that range at $68,532, 33% below Willis.

ZIP Code Population Median income Establishments Density
48191 4,054 $102,833 46 96
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Willis roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Willis, .