Buffalo Grove is a village in Lake County, Illinois, home to about 42,891 people across 9.6 square miles. Its ZIP code is 60089.
Homes sold for a median of $245 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Buffalo Grove. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Buffalo Grove’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Chicago O'Hare International Airport (ORD)13 miles away |
|---|---|
| Nearest city of 250,000+ | Chicago, IL27 miles away |
Straight-line distances from the center of Buffalo Grove; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Buffalo Grove had 43,212 residents in the 2020 census, up 1% since 2000.
It’s the 35th largest of 1,450 towns in Illinois by population.
Lake County grew from 34,504 residents in 1900 to 714,342 in 2020.
Lake County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 18°F. About 32.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Chicago Palwaukee Ap, IL weather station (4 miles away).
337,069 jobs at 20,076 businesses in Lake County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
591 doctors and other health care providers list an office in Buffalo Grove.
Nearest hospitals
Providers with an office here
| Primary care doctors | 65 |
|---|---|
| Specialist doctors | 55 |
| Dentists | 69 |
| Nurse practitioners and physician assistants | 47 |
| Mental health providers | 160 |
| Physical and occupational therapists | 150 |
| Optometrists | 16 |
| Chiropractors | 29 |
| Pharmacies | 12 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (46 nearby)
Grocery stores (9 nearby)
Pharmacies (3 nearby)
Libraries (1 nearby)
Museums (3 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1958.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Kildeer Countryside CCSD 96, Aptakisic-Tripp CCSD 102, Wheeling CCSD 21 and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Willow Grove Early Learning CtrBuffalo Grove | Pre-K–K | 360 | Public | 0.8 mi |
| Earl Pritchett SchoolBuffalo Grove | K–3 | 430 | Public | 0.9 mi |
| Henry W Longfellow Elem SchoolBuffalo Grove | K–5 | 510 | Public | 1.4 mi |
| Joyce Kilmer Elem SchoolBuffalo Grove | K–5 | 590 | Public | 1.2 mi |
| Tripp SchoolBuffalo Grove | K–3 | 485 | Public | 0.7 mi |
| Ivy Hall Elementary SchoolBuffalo Grove | 1–5 | 482 | Public | 1.0 mi |
| Prairie Elementary SchoolBuffalo Grove | 1–5 | 453 | Public | 1.4 mi |
| Meridian SchoolBuffalo Grove | 4–5 | 702 | Public | 2.1 mi |
| Aptakisic Junior High SchoolBuffalo Grove | 6–8 | 940 | Public | 1.3 mi |
| Cooper Middle SchoolBuffalo Grove | 6–8 | 732 | Public | 1.2 mi |
| Twin Groves Middle SchoolBuffalo Grove | 6–8 | 625 | Public | 2.5 mi |
| Buffalo Grove High SchoolBuffalo Grove | 9–12 | 2,021 | Public | 1.7 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Montessori World of DiscoveryBuffalo Grove | Pre-K–K | 1 | Nonsectarian | 1.5 mi |
| St Mary SchoolBuffalo Grove | Pre-K–8 | 184 | Roman Catholic | 0.4 mi |
| Torah Academy of Buffalo GroveBuffalo Grove | Pre-K–8 | 38 | Jewish | 1.2 mi |
| Yachad Kids AcademyBuffalo Grove | Pre-K–K | 22 | Nonsectarian | 1.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.