Town guide

Johnsburg, Illinois

Johnsburg is a village in McHenry County, Illinois, home to about 6,386 people across 7.2 square miles. It has no ZIP code of its own: it’s part of 60051 and 60072.

Homes sold for a median of $181 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.

Population6,386892 per sq mi
Median home value$328,300Census, as estimated by owners
Price per sq ft$181Sold homes, 3 months to August 2026
Sold over asking70%Median of 2 ZIP codes

ZIP codes in Johnsburg

2 ZIP codes, 2 shared with neighboring towns

Each card is that ZIP code’s whole market, including any part outside Johnsburg. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology

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We’re writing up Johnsburg’s story and what everyday life there is like, for people thinking about moving in.

  • History
  • What it’s like to live there
  • Getting around
  • Things to do

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Around Johnsburg

Distances

Nearest major airportChicago O'Hare International Airport (ORD)31 miles away
Nearest city of 250,000+Chicago, IL46 miles away

Straight-line distances from the center of Johnsburg; driving is longer.

Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.

Who represents Johnsburg

Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.

Population over time

Johnsburg had 6,355 residents in the 2020 census, up 18% since 2000.

It’s the 297th largest of 1,450 towns in Illinois by population.

McHenry County grew from 29,759 residents in 1900 to 310,229 in 2020.

Johnsburg population by census2000: 5,391, 2010: 6,337, 2020: 6,3555,39120006,33720106,3552020

McHenry County, 1900–2020

McHenry County population, 1900 to 20201900: 29,759, 1910: 32,509, 1920: 33,164, 1930: 35,079, 1940: 37,311, 1950: 50,656, 1960: 84,210, 1970: 111,555, 1980: 147,897, 1990: 183,241, 2000: 260,077, 2010: 308,760, 2020: 310,22930K’00’1033K’20’3037K’40’5084K’60’70148K’80’90260K’00’10310K’20

Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).

Weather by month

Average highs peak around 84°F in summer, and winter lows average 13°F. About 37 inches of rain and melted snow fall in a typical year, with about 35 inches of snow.

Average high and low temperature and precipitation by month near JohnsburgJan: high 31°F, low 13°F, 1.7 in; Feb: high 35°F, low 16°F, 1.6 in; Mar: high 46°F, low 26°F, 2.2 in; Apr: high 59°F, low 37°F, 3.6 in; May: high 70°F, low 47°F, 4.5 in; Jun: high 80°F, low 57°F, 4.8 in; Jul: high 84°F, low 62°F, 3.8 in; Aug: high 82°F, low 60°F, 3.7 in; Sep: high 76°F, low 51°F, 3.6 in; Oct: high 63°F, low 40°F, 3.2 in; Nov: high 48°F, low 29°F, 2.4 in; Dec: high 36°F, low 19°F, 1.9 in31°13°Jan1.735°16°Feb1.646°26°Mar2.259°37°Apr3.670°47°May4.580°57°Jun4.884°62°Jul3.882°60°Aug3.776°51°Sep3.663°40°Oct3.248°29°Nov2.436°19°Dec1.9Rain and melted snow, inches

Source: NOAA 1991–2020 climate normals, Mc Henry -Wg Stratton L&D, IL weather station (3 miles away).

Jobs in McHenry County

87,684 jobs at 8,140 businesses in McHenry County. The biggest industries by employees:

Largest industries in McHenry CountyManufacturing: 14,040 jobs; Retail trade: 13,697 jobs; Health care and social assistance: 13,009 jobs; Hotels and restaurants: 10,681 jobs; Construction: 7,214 jobs; Wholesale trade: 5,646 jobs; Administrative and support: 4,565 jobs; Other services: 4,304 jobsManufacturing 16% Retail trade 16% Health care and social assistance 15% Hotels and restaurants 12% Construction 8% Wholesale trade 6% Administrative and support 5% Other services 5%

Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).

Health care

97 doctors and other health care providers list an office in Johnsburg’s ZIP codes.

Nearest hospitals

  • Northwestern Medicine MchenryGeneral hospital · emergency room · CMS rating 5 of 5 · Mchenry3.5 miles
  • Mercyhealth Hospital & Physician Clinic-Crystal LaGeneral hospital · emergency room · Crystal Lake10.1 miles
  • Advocate Good Shepherd HospitalGeneral hospital · emergency room · CMS rating 5 of 5 · Barrington12.8 miles

Providers with an office here

Primary care doctors13
Specialist doctors2
Dentists26
Nurse practitioners and physician assistants9
Mental health providers10
Physical and occupational therapists28
Optometrists4
Chiropractors5
Pharmacies5

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.

Places in and around Johnsburg

Parks (14 nearby)

  • Community Center Park · 11 acres1.8 mi
  • Mchenry VFW park · 10 acres1.4 mi
  • Liberty Trails Park · 4 acres0.9 mi
  • Veteran's Memorial Park · 3 acres1.7 mi
  • North Oak Park · 2 acres1.4 mi
  • Pistakee Bog Nature Preserve1.8 mi

Grocery stores (3 nearby)

  • ALDI1.6 mi
  • Nature's Cornucopia1.8 mi
  • Meijer1.9 mi

Pharmacies

  • CVS Pharmacy2.2 mi
  • Walgreens2.3 mi
  • Walgreens2.8 mi
  • Walgreens5.6 mi

Libraries (2 nearby)

  • Johnsburg Public Library District1.7 mi
  • McHenry Public Library1.8 mi

Museums

  • Volo Auto Museum3.8 mi
  • Grant Township Museum4.5 mi
  • Utopia Educators5.9 mi

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.

Schools in Johnsburg

Public schools here are run by Johnsburg CUSD 12, McHenry CCSD 15. Check each district’s attendance zones for a specific address.

Public schools (6)
SchoolGradesStudentsTypeDistance
Ringwood School Primary CtrRingwoodPre-K–2420Public4.3 mi
Hilltop Elem SchoolMcHenryK–3424Public0.9 mi
Johnsburg Elementary SchoolJohnsburg3–5386Public1.9 mi
Johnsburg Jr High SchoolJohnsburg6–8373Public1.9 mi
McHenry Middle SchoolMcHenry6–8695Public0.5 mi
Johnsburg High SchoolJohnsburg9–12502Public3.2 mi
Private schools (1)
SchoolGradesStudentsAffiliationDistance
St John the Baptist Catholic SchoolJohnsburgPre-K–854Roman Catholic1.9 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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Towns near Johnsburg

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Shares ZIP codes with Lakemoor, Pistakee Highlands, McHenry, Ringwood, Holiday Hills and Wonder Lake.

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.