Niantic, IL

Single-footprint Census roll-up for Niantic, IL: 1 USPS ZIP, population 837. 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 NIANTIC-IL · Niantic, IL 1 ZIPs · 837 pop · #13416/25278 · Macon County

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

  • INC-MID $69,583
  • RANK-MID #13416/25278
  • PHOTO-FINISH ≈ Harristown
  • BOOK-ONE 1 ZIP
  • OWN-MID 84% owners
  • POP-VILLAGE 837
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $129,200

Nearest income peer: Harristown, IL (+ $872 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 Niantic

Lowest/highest poles plus county-sharing cities nearest Niantic 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, Niantic, IL sits among US cities with a below-median household income, on a village-scale population base, across a single-ZIP footprint.

47th pct
household income vs 25,278 US cities
837
city population (Census)
1
USPS ZIP codes covered
$69,583
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.

Below-median income with few delivery areas (1): read cost-of-living from the primary ZIP. Household income $69,583 and poverty 7.8% concentrate in 62551.

Owner-occupancy sits in a mixed band (84.1%) - check the ZIP page's tenure split before treating Niantic as a pure owner town.

Within Illinois, Ashland is the closest lower-income city and Collinsville the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Niantic.

Population concentration

Niantic reads through its lone ZIP, 62551

837 ACS residents, one ZIP: 62551 is not the leading code inside Niantic, 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 Niantic

Citywide ZBP: 7 establishments, 46 employees , annual payroll $2,796k (~8 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 62551 (7 units) .

View your shortlist →

ZIP Codes in Niantic, IL

These ZIP codes sit in Macon County, which covers 16 ZIP codes in all; 1 of them fall in Niantic. See the Macon County roll-up →

Niantic sits in the lower half of Macon County on income: Mt Zion, Forsyth and Argenta report more, Decatur and Boody report less. Forsyth marks the far end of that range at $112,000, 61% above Niantic.

ZIP Code Population Median income Establishments Density
62551 837 $69,583 7 12

Niantic 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 Niantic, .