Silvis, Illinois

Silvis population, 2020 to 2024

Silvis added 6 residents from July 2020 to July 2024, a change of +0.1%. In the latest year it moved by +61. Among 330 Illinois places of 5,000 or more, that growth ranks 108th; the median place changed by -0.9%. The median place of 5,000+ in Illinois has 14,760 people, so Silvis is 54% of it.

Silvis covers 4.29 square miles of land, for 1,866 people per square mile of land. The median Illinois place of 5,000+ has 2,177, so Silvis is less dense than the typical town.

What county Silvis is in

All of Silvis's residents live in Rock Island County, which had 142,731 residents in 2024. Silvis holds 5.6% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Silvis

2 ZIP Code Tabulation Areas (ZCTAs) overlap Silvis by at least 10% of the ZCTA's or the city's land: 61244, 61282. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Silvis is

The Census internal point of Silvis is at 41.497700, -90.410100. Springfield, the capital, is 125.1 miles SSE in a straight line. The nearest larger place is East Moline, IL (20,995 people), 1.9 miles away. The nearest city of 100,000 or more is Davenport, IA, 10.8 miles away.

Daylight in Silvis

At 41.50° N, Silvis gets about 15 h 11 min of daylight around the June solstice and 9 h 10 min around the December solstice, a swing of 6 h 01 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Silvis

The eight nearest incorporated places of 1,000+ in Illinois, measured between internal points. The closest is Carbon Cliff, 1.0 miles away, with 1,808 people.