Wilmette, IL: Population, ZIP Codes & Nearby Cities

Wilmette is a small incorporated city in Cook County, Illinois. In the dataset behind this page it has an estimated population of 27,089, sits at 42.077°N, 87.728°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 Wilmette, IL?

What is the population of Wilmette, IL?

Wilmette has an estimated population of 27,089. That makes it the 83rd largest of the 1,362 places we list in Illinois, and the 30th largest of 122 places in Cook County. The typical place in Illinois has about 1,056 residents, so Wilmette is roughly 25.6 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 Huntley (27,228), Oak Forest (27,173), Sterling (27,127), McHenry (27,061), New Lenox (26,926). Comparing these pages is a quick way to see how Wilmette differs from communities of the same scale.

How dense is Wilmette?

Wilmette has about 5,014 people per square mile (1,936 per square kilometer), which we classify as an urban core. Within Illinois, it is denser than about 97% of the listed places. Streets at this level typically mix apartment buildings, mixed-use blocks and frequent transit, and many errands can be done on foot. Read how to interpret population density to see how we draw these lines.

What ZIP codes does Wilmette use?

The postal data lists a single ZIP code for Wilmette: 60091. 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 Wilmette in?

Wilmette 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 64 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 Wilmette located in Illinois?

Wilmette lies in the northeastern part of Illinois, at 42.077° north latitude and 87.728° west longitude. The state capital, Springfield, is about 188 miles to the southwest. The closest listed place in another state is Pleasant Prairie, WI, roughly 32 miles to the north, which shows how near Wilmette is to a state line. For big-city services, the nearest place with more than 100,000 people is Chicago, IL, 17 miles to the south.

Which cities are near Wilmette, IL?

The closest listed place to Wilmette is Winnetka, IL, 2.1 miles to the north. Of the eight nearest places below, 8 are in the same county. Distances are straight-line (great-circle) miles measured between place centers; see how distance is calculated.

Which county is Wilmette in?

Wilmette is in Cook County, which has the Federal Information Processing Standards (FIPS) code 17031. The county contains 122 places in our data, 100 of which have their own page here and 22 smaller communities that appear only in county and state lists. Other places in the county include Chicago (8,604,203), Cicero (80,796), Arlington Heights (74,760), Evanston (73,473), Schaumburg (72,887). Codes like this one help separate places that share a name; see the guide to counties and FIPS codes.

How far is Wilmette from major US cities?

Among six major hubs, Wilmette is closest to Chicago, IL at about 17 miles and farthest from Los Angeles, CA at about 1,746 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 Wilmette?

No. In our data, Wilmette in Cook County, Illinois is the only place with this name, so the name alone is enough to identify it, though adding the state is still good practice in addresses and forms.

Planning a move to Wilmette?

If you are weighing Wilmette, 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.