PlainZIP

Sycamore, IL

Single-footprint Census roll-up for Sycamore, IL: 1 USPS ZIP, population 21,840. 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 SYCAMORE-IL · Sycamore, IL 1 ZIPs · 21,840 pop · #5724/25278 · DeKalb County

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

  • INC-HIGH $92,913
  • RANK-UPPER #5724/25278
  • ABOVE-PEER over Kirkland
  • BOOK-ONE 1 ZIP
  • OWN-MID 73% owners
  • POP-TOWN 21,840
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $279,500

Nearest income peer: Kirkland, IL ( $4,881 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 Sycamore

Lowest/highest poles plus county-sharing cities nearest Sycamore 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, Sycamore, IL 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
21,840
city population (Census)
1
USPS ZIP codes covered
$92,913
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 $92,913 and home value $279,500 should be read as near-neighborhood numbers ; bachelor's attainment averages 46.8%.

Owner-occupancy sits in a mixed band (72.9%) - check the ZIP page's tenure split before treating Sycamore as a pure owner town.

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

Population concentration

Sycamore's single ZIP 60178 carries the town

Sycamore is published as a single USPS ZIP. Code 60178 is the entire residential footprint (21,840 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

Dense ZBP book packed into Sycamore's one ZIP

Citywide ZBP: 575 establishments, 8,908 employees , annual payroll $456,944k (~26 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 60178 (575 units) ; leading NAICS Health care and social assistance (95) · also Construction · Retail trade .

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ZIP Codes in Sycamore, IL

These ZIP codes sit in DeKalb County, which covers 13 ZIP codes in all; 1 of them fall in Sycamore. See the DeKalb County roll-up →

Sycamore lands mid-pack among the 12 cities sharing DeKalb County: Genoa, Hinckley and Kingston earn more and Dekalb, Sandwich and Cortland earn less. Dekalb marks the far end of that range at $47,043, 49% below Sycamore.

ZIP Code Population Median income Establishments Density
60178 21,840 $92,913 575 122
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Sycamore 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 Sycamore, .