Sandwich, IL ZIP codes

3 ZIP/ZCTAs intersecting this Census place in DeKalb County.

ACS 2023 population

7,121

Median household income

$77,027

Median home value

$239,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Sandwich (GEOID 1767548). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 30,013 (3 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 Sandwich, IL

Census place boundary and intersecting ZIP Code Tabulation Areas for Sandwich, IL — Census place boundary for Sandwich, 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 Sandwich

Population overlap

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

605450.1%
6054860.0%
USPS primary city
605520.0%

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 Sandwich

ZIP	City	County	Population	Income
60545	Plano	Kendall County	14,191	$84,920
60548	Sandwich	DeKalb County	11,233	$83,774
60552	Somonauk	LaSalle County	4,589	$122,375