Belvidere, IL: Population, ZIP Codes & Nearby Cities

Belvidere is a small incorporated city in Boone County, Illinois. In the dataset behind this page it has an estimated population of 25,143, sits at 42.254°N, 88.865°W, and observes Central time. Below you will find how it ranks inside Illinois, which ZIP codes it uses, the closest places around it, and how far it is from major US cities.

What are the key facts about Belvidere, IL?

What is the population of Belvidere, IL?

Belvidere has an estimated population of 25,143. That makes it the 93rd largest of the 1,362 places we list in Illinois, and the largest place in its county. The typical place in Illinois has about 1,056 residents, so Belvidere is roughly 23.8 times the size of a typical neighbor in the state.

Estimates for places of this size carry wider margins of error than those for big cities, so treat the figure as a guide to scale. Our guide to understanding city population numbers explains why sources disagree.

Places in Illinois with a similar population include Woodstock (25,786), Lockport (25,615), Edwardsville (25,233), South Elgin (24,755), Melrose Park (24,703). Comparing these pages is a quick way to see how Belvidere differs from communities of the same scale.

How dense is Belvidere?

Belvidere has about 2,082 people per square mile (804 per square kilometer), which we classify as suburban. Within Illinois, it is denser than about 82% of the listed places. Land at this level is usually a mix of single-family neighborhoods, shopping corridors and parks, where driving is common but destinations are close. Read how to interpret population density to see how we draw these lines.

What ZIP codes does Belvidere use?

Belvidere uses one ZIP code: 61008. A single code usually means a compact delivery area, but the same code may also serve addresses just outside the town line. Codes beginning with 6 are assigned to the central Midwest (Illinois, Kansas, Missouri and Nebraska). Learn more in our guide to how ZIP codes work or check any code with the ZIP code lookup.

What time zone is Belvidere in?

Belvidere is in the Central time zone, which is UTC−6 from Coordinated Universal Time in standard time (IANA zone America/Chicago). The area observes daylight saving time, so clocks move forward in March and back in November. The nearest listed place in a different time zone is St. Joseph, MI, about 122 miles away, which gives a sense of how far the nearest zone boundary may be. Current local time: see the Central time hub. For the rules behind these zones, read US time zones explained.

Where is Belvidere located in Illinois?

Belvidere lies in the northern part of Illinois, at 42.254° north latitude and 88.865° west longitude. The state capital, Springfield, is about 176 miles to the south. The closest listed place in another state is Beloit, WI, roughly 20 miles to the northwest, which shows how near Belvidere is to a state line. For big-city services, the nearest place with more than 100,000 people is Rockford, IL, 10 miles to the west.

Which cities are near Belvidere, IL?

The closest listed place to Belvidere is Poplar Grove, IL, 6.9 miles to the north. Of the eight nearest places below, 1 is in the same county. Distances are straight-line (great-circle) miles measured between place centers; see how distance is calculated.

Which county is Belvidere in?

Belvidere is in Boone County, which has the Federal Information Processing Standards (FIPS) code 17007. The county contains 7 places in our data, 2 of which have their own page here and 5 smaller communities that appear only in county and state lists. Other places in the county include Poplar Grove (5,104), Candlewick Lake (4,734), Capron (1,362), Timberlane (946), Garden Prairie (325). Codes like this one help separate places that share a name; see the guide to counties and FIPS codes.

How far is Belvidere from major US cities?

Among six major hubs, Belvidere is closest to Chicago, IL at about 67 miles and farthest from Los Angeles, CA at about 1,690 miles in a straight line. Road distances are usually 10 to 30 percent longer. Try the distance calculator for any other pair.

Are there other places called Belvidere?

Yes. Our data lists 3 other places named Belvidere: Belvidere, NJ (3,707), Belvidere, SD (57), Belvidere, NE (46). When you search for Belvidere, add the state or county so you land on the right one. This page covers the Belvidere in Boone County, Illinois.

Planning a move to Belvidere?

If you are weighing Belvidere, start with the practical numbers: how far it is from where you live, whether it changes your time zone, and how its size and density compare with your current city. Use the distance calculator to measure the trip from where you live. The radius search tool lists every place within any distance of it. Our checklist for comparing cities explains what to check next.

Where to go next

Population and density come from a compiled dataset and are estimates. They may differ from official Census Bureau counts. Verify important figures at census.gov.