Deerfield is a village in Lake County, Illinois, home to about 19,518 people across 5.5 square miles. Its ZIP code is 60015.
Homes sold for a median of $302 per square foot in the three months ending August 2026, a seller’s market.
Mostly Deerfield; also Riverwoods and Bannockburn
Each card is that ZIP code’s whole market, including any part outside Deerfield. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Deerfield’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, IL25 miles away |
Straight-line distances from the center of Deerfield; 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.
Deerfield had 19,196 residents in the 2020 census, up 4% since 2000.
It’s the 125th 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).
533 doctors and other health care providers list an office in Deerfield.
Nearest hospitals
Providers with an office here
| Primary care doctors | 58 |
|---|---|
| Specialist doctors | 76 |
| Dentists | 31 |
| Nurse practitioners and physician assistants | 33 |
| Mental health providers | 230 |
| Physical and occupational therapists | 79 |
| Optometrists | 13 |
| Chiropractors | 13 |
| Pharmacies | 26 |
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 (21 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues
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 1903.
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 Deerfield SD 109, Bannockburn SD 106, Twp HSD 113. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| South Park Elem SchoolDeerfield | Pre-K–5 | 424 | Public | 0.8 mi |
| Bannockburn SchoolBannockburn | K–8 | 165 | Public | 1.5 mi |
| Kipling Elem SchoolDeerfield | K–5 | 452 | Public | 1.0 mi |
| Walden Elem SchoolDeerfield | K–5 | 445 | Public | 0.9 mi |
| Wilmot Elem SchoolDeerfield | K–5 | 477 | Public | 0.4 mi |
| Alan B Shepard Middle SchoolDeerfield | 6–8 | 476 | Public | 0.7 mi |
| Charles J Caruso Middle SchoolDeerfield | 6–8 | 440 | Public | 0.7 mi |
| Deerfield High SchoolDeerfield | 9–12 | 1,437 | Public | 1.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Deerfield Montessori SchoolDeerfield | Pre-K–K | 2 | Nonsectarian | 1.1 mi |
| Riverwoods Montessori SchoolRiverwoods | Pre-K–5 | 16 | Nonsectarian | 2.3 mi |
| Rochelle Zell Jewish High SchoolDeerfield | 9–12 | 152 | Jewish | 1.4 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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Shares ZIP codes with Riverwoods and Bannockburn.
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.