PlainZIP

Monticello, IL

Single-footprint Census roll-up for Monticello, IL: 1 USPS ZIP, population 7,433. 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 MONTICELLO-IL · Monticello, IL 1 ZIPs · 7,433 pop · #3899/25278 · Piatt County

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

  • INC-HIGH $103,559
  • RANK-TOP #3899/25278
  • PHOTO-FINISH ≈ White Heath
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 86% owners
  • POP-TOWN 7,433
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $230,900

Nearest income peer: White Heath, IL (+ $2,691 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 Monticello

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

Top 15%
household income vs 25,278 US cities
7,433
city population (Census)
1
USPS ZIP codes covered
$103,559
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 $103,559 and home value $230,900 should be read as near-neighborhood numbers ; bachelor's attainment averages 42.6%.

Owner-occupancy here runs high (85.7%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within Illinois, Golden Eagle is the closest lower-income city and Carol Stream the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Monticello.

Population concentration

Monticello reads through its lone ZIP, 61856

7,433 ACS residents, one ZIP: 61856 is not the leading code inside Monticello, 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

Dense ZBP book packed into Monticello's one ZIP

Citywide ZBP: 191 establishments, 1,607 employees , annual payroll $74,537k (~26 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 61856 (191 units) ; leading NAICS Retail trade (29) · also Construction · Other services (except public administration) .

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ZIP Codes in Monticello, IL

These ZIP codes sit in Piatt County, which covers 10 ZIP codes in all; 1 of them fall in Monticello. See the Piatt County roll-up →

Monticello sits in the upper half of Piatt County on income: Bement, Cerro Gordo and Mansfield report less, while White Heath reports more. De Land marks the far end of that range at $56,389, 46% below Monticello.

ZIP Code Population Median income Establishments Density
61856 7,433 $103,559 191 28
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Monticello 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 Monticello, .