Pontoon Beach, Illinois

Pontoon Beach population, 2020 to 2024

Pontoon Beach lost 12 residents from July 2020 to July 2024, a change of -0.2%. In the latest year it moved by +31. Among 330 Illinois places of 5,000 or more, that growth ranks 122nd; the median place changed by -0.9%. The median place of 5,000+ in Illinois has 14,760 people, so Pontoon Beach is 40% of it.

Pontoon Beach covers 9.97 square miles of land and 2.48 of water, for 586 people per square mile of land. The median Illinois place of 5,000+ has 2,177, so Pontoon Beach is less dense than the typical town.

What county Pontoon Beach is in

All of Pontoon Beach's residents live in Madison County, which had 263,017 residents in 2024. Pontoon Beach holds 2.2% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Pontoon Beach

2 ZIP Code Tabulation Areas (ZCTAs) overlap Pontoon Beach by at least 10% of the ZCTA's or the village's land: 62025, 62040. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a village that annexed land after 2020 may reach into ZIP codes not listed here.

Where Pontoon Beach is

The Census internal point of Pontoon Beach is at 38.721800, -90.063600. Springfield, the capital, is 76.5 miles NNE in a straight line. The nearest larger place is Granite City, IL (26,854 people), 3.4 miles away. The nearest city of 100,000 or more is St. Louis, MO, 11.4 miles away.

Daylight in Pontoon Beach

At 38.72° N, Pontoon Beach gets about 14 h 53 min of daylight around the June solstice and 9 h 27 min around the December solstice, a swing of 5 h 25 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Pontoon Beach

The eight nearest incorporated places of 1,000+ in Illinois, measured between internal points. The closest is Madison, 3.2 miles away, with 3,060 people.