ZIP code · Lenzburg · Illinois · United States

ZIP code 62255 — Lenzburg

ZIP code 62255 serves Lenzburg, Illinois.

Postal code
62255
Single source Value from one source, not cross-checked.
City
Lenzburg
County
St. Clair FIPS 17163
State
Illinois
Country
United States
Coordinates
38.2950, -89.7922 — precision precise (locality)
View on OpenStreetMap
Population
1,231 (ZCTA, ACS 5-year)
Population density
47 / sq mi
Land area
26.5 sq mi (68.6 km²) (ZCTA, ACS 5-year)
Median household income
$78,250
Per-capita income
$31,449
Median age
42
Households
487
Housing units
560
Median home value
$153,400
Median gross rent
$645 / month
Congressional district
IL-12 (119th Congress)
USDA hardiness zone
6b (-5 to 0 °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)
Area code
618 (from the nearest rate centre)
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Jul (avg high 88°F), coldest Jan (avg low 22°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F404556677684888781705644
Avg low °F222533435462666455443526
Precip in3.12.64.05.25.24.34.73.53.03.34.12.7

NOAA 1991–2020 climate normals from the nearest station: SPARTA 1 W (13.0 mi) · NOAA NCEI

Places in ZIP 62255

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