ZIP code · Sycamore · Illinois · United States
ZIP code 60178 — Sycamore
ZIP code 60178 serves Sycamore, Illinois.
- Postal code
- 60178Single source Value from one source, not cross-checked.
- City
- Sycamore
- County
- DeKalb FIPS 17037
- State
- Illinois
- Country
- United States
- Coordinates
- 41.9911, -88.6928 — precision precise (locality)
View on OpenStreetMap - Population
- 21,709 (ZCTA, ACS 5-year)
- Population density
- 323 / sq mi
- Land area
- 67.2 sq mi (174 km²) (ZCTA, ACS 5-year)
- Median household income
- $88,314
- Per-capita income
- $43,034
- Median age
- 37.8
- Households
- 8,699
- Housing units
- 9,151
- Median home value
- $262,700
- Median gross rent
- $1,084 / month
- Congressional districts
- IL-14 (also IL-11, IL-16) (119th Congress)
- USDA hardiness zone
- 5b (-15 to -10 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
Tools: compare 60178 with another ZIP · ZIPs within 25 miles · distance from 60178
Map of ZIP code 60178
Climate — monthly normals
Warmest month Jul (avg high 83°F), coldest Jan (avg low 13°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 28 | 33 | 45 | 59 | 70 | 80 | 83 | 81 | 75 | 62 | 46 | 34 |
| Avg low °F | 13 | 17 | 27 | 37 | 49 | 60 | 63 | 61 | 53 | 41 | 30 | 19 |
| Precip in | 1.7 | 1.7 | 2.2 | 3.6 | 4.8 | 4.6 | 4.0 | 4.1 | 3.3 | 3.0 | 2.3 | 2.0 |
NOAA 1991–2020 climate normals from the nearest station: DE KALB (5.8 mi) · NOAA NCEI
Places in ZIP 60178
- 14 schools
- 4 hospitals & clinics
- 4 doctors & dentists
- 2 pharmacies
- 3 supermarkets
- 11 restaurants & cafés
- 3 bars & pubs
- 11 parks
- 14 playgrounds
- 2 gyms & sports centres
- 1 libraries
- 1 post offices
- 16 places of worship
- 3 banks
- 5 gas stations
- 4 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page