Lockport, IL ZIP codes

2 ZIP/ZCTAs intersecting this Census place in Will County.

ACS 2023 population

26,228

Median household income

$113,252

Median home value

$298,800

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Lockport (GEOID 1744225). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 59,426 (2 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Lockport, IL

Census place boundary and intersecting ZIP Code Tabulation Areas for Lockport, IL — Census place boundary for Lockport, IL. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Lockport

Population overlap

Share of each ZIP/ZCTA’s population located within Lockport, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

6044170.1%
USPS primary city
604910.4%

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Lockport

ZIP	City	County	Population	Income
60441	Lockport	Will County	36,841	$104,271
60491	Homer Glen	Will County	22,585	$132,788

USPS associates these ZIPs with Lockport

These codes list Lockport as a primary or acceptable city. They are not used for the ACS headline.

ZIP	City	County	Population	Income
60446	Romeoville	Will County	41,933	$99,461