PlainZIP

Flat Rock, MI

Single-footprint Census roll-up for Flat Rock, MI: 1 USPS ZIP, population 21,408. 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 FLAT-ROCK-MI · Flat Rock, MI 1 ZIPs · 21,408 pop · #5892/25278 · Wayne County

INC-HIGH · RANK-UPPER · BELOW-PEER · BOOK-ONE · OWN-MID · POP-TOWN · SPREAD-UNK · HOME-MID

  • INC-HIGH $92,076
  • RANK-UPPER #5892/25278
  • BELOW-PEER under Livonia
  • BOOK-ONE 1 ZIP
  • OWN-MID 84% owners
  • POP-TOWN 21,408
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $276,100

Nearest income peer: Livonia, MI (+ $4,975 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 Flat Rock

Lowest/highest poles plus county-sharing cities nearest Flat Rock 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, Flat Rock, MI sits among US cities with an upper-quartile household income, on a town-scale population base, across a single-ZIP footprint.

Top 23%
household income vs 25,278 US cities
21,408
city population (Census)
1
USPS ZIP codes covered
$92,076
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 $92,076 and home value $276,100 should be read as near-neighborhood numbers ; bachelor's attainment averages 31.4%.

Owner-occupancy sits in a mixed band (84.3%) - check the ZIP page's tenure split before treating Flat Rock as a pure owner town.

Within Michigan, Rives Junction is the closest lower-income city and Onondaga the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Flat Rock.

Population concentration

Flat Rock reads through its lone ZIP, 48134

21,408 ACS residents, one ZIP: 48134 is not the leading code inside Flat Rock, it is the only one on file. Treat the ZIP page as the primary source for anything below the city-wide total.

Census ZBP business roll-up

Sparse ZBP book inside single-ZIP Flat Rock

Citywide ZBP: 298 establishments, 5,914 employees , annual payroll $368,438k (~14 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 48134 (298 units) ; leading NAICS Other services (except public administration) (45) · also Accommodation and food services · Retail trade .

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ZIP Codes in Flat Rock, MI

These ZIP codes sit in Wayne County, which covers 69 ZIP codes in all; 1 of them fall in Flat Rock. See the Wayne County roll-up →

Flat Rock sits in the upper half of Wayne County on income: Detroit, Dearborn and Westland report less, while Livonia, Canton and Grosse Pointe report more. Northville marks the far end of that range at $187,589, 104% above Flat Rock.

ZIP Code Population Median income Establishments Density
48134 21,408 $92,076 298 461
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Flat Rock 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 Flat Rock, .