Sandwich city, Illinois Demographics & Population 2026
As of 2026, Sandwich city, Illinois has a total population of 7,121, the 280th largest city in Illinois, with a median household income of $77,027, which is 6% lower than the state average. The poverty rate is 7.1%.
Sandwich city Quick Facts
How Sandwich city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 60 | National average: 60
Education
Educational Attainment (Adults 25+)
Sandwich city Rankings in Illinois
Explore Illinois Rankings
Cities Similar to Sandwich city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Marengo city | 7,123 | $72,586 | $206,100 | 16.5% | 15.6% |
| Chester city | 6,830 | $74,673 | $107,800 | 7.8% | 19.6% |
| North Riverside village | 7,495 | $80,753 | $295,100 | 40.6% | 4.3% |
| Jerseyville city | 7,432 | $71,623 | $124,200 | 19.2% | 15.2% |
| Robinson city | 7,005 | $67,591 | $102,600 | 27.2% | 7.9% |
Population Overview
Sandwich city is a small city located in Illinois. The total population is 7,121. It ranks as the 280th most populous out of 1,445 cities and towns in Illinois.
Age Demographics
The median age in Sandwich city is 38.9 years. This is about average than the state median of 38.9 years.
Economy, Income & Housing
The median household income in Sandwich city is $77,027. This is 6% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 2% lower. The poverty rate stands at 7.1%. This is 39% lower than the state poverty rate of 11.7%. The unemployment rate is 4.0%. This is 31% lower than the state rate of 5.8%. The median home value is $239,600. Housing costs are 4% lower than the state median of $250,500. The home-value-to-income ratio is 3.1x. 71.5% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 66.8%.
Race & Ethnicity
Sandwich city has a predominantly White (non-Hispanic) population, comprising 86.0% of all residents. Hispanic or Latino residents account for 10.7%. The Black or African American population (0.5%) is well below the state average of 13.6%. The Asian population (1.0%) is well below the state average of 5.8%.
Education
20.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% lower than the state rate of 37.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.8%.
Data Sources & Methodology
All demographic data for Sandwich city, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Sandwich city, Illinois?
Sandwich city, Illinois has a population of 7,121 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sandwich city, IL?
The median household income in Sandwich city is $77,027, which is 2% lower the national median of $78,538.
What is the poverty rate in Sandwich city, IL?
The poverty rate in Sandwich city is 7.1%. This means approximately 496 residents live below the federal poverty line.
What is the racial makeup of Sandwich city, Illinois?
Sandwich city's population is 86.0% White, 0.5% Black, 10.7% Hispanic/Latino, and 1.0% Asian.
What is the median home value in Sandwich city, IL?
The median home value in Sandwich city is $239,600. The home-value-to-income ratio is 3.1x.
How educated is Sandwich city, Illinois?
20.6% of adults (25+) in Sandwich city hold a bachelor's degree or higher, and 6.8% hold a graduate or professional degree.