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McHenry County

McHenry County

Official County Record

Official source, last checked Sep 7, 2026
County Board meets
Third Tuesday of each month at 7:00 p.m.
Meeting location
McHenry County Government Center, 2200 N. Seminary Ave., Woodstock, IL 60098.
County Clerk
Joseph J. Tirio · 815-334-4242 · countyclerk@mchenrycountyil.gov
Agendas posted at
https://www.mchenrycountyil.gov/county-government/departments-a-i/county-board
Chair, County Board
McHenry County Board, 18 members (two from each of nine districts) plus a County Board Chairman elected countywide at-large. Chairman: Mike Buehler (re-elected; confirmed unchanged from the December 2025 directory).

Other Local Government Here

Local government is layered — cities, counties, school districts, and special districts are separate, overlapping governments. Most residents are covered by several at once, and more may exist here than are listed below.

Other Known Local Governments Here

These local governments — special-purpose districts, and smaller incorporated cities and towns — are known to exist in this area, but haven’t been individually researched yet, so there’s no meeting info or contacts on file. Listed here as a starting point if you want to look into one yourself; where we could confirm an official website, the name links there. More may exist here than are listed.

Cities (4)

Source: U.S. Census Bureau Population Estimates Program, 2024 · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

Villages (24)

Source: U.S. Census Bureau Population Estimates Program, 2024 · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

School districts (19)
  • Alden Hebron SD 19
  • Cary Ccsd 26
  • Chsd 155
  • Crystal Lake Ccsd 47
  • CUSD 300
  • Fox River Grove Cons SD 3
  • Harrison SD 36
  • Harvard CUSD 50
  • Huntley Comm Sch Dist 158
  • Johnsburg CUSD 12
  • Marengo Chsd 154
  • Marengo-Union E Cons D 165
  • Mchenry Ccsd 15
  • Mchenry Chsd 156
  • Nippersink SD 2
  • Prairie Grove Csd 46
  • Richmond-Burton Chsd 157
  • Riley Ccsd 18
  • Woodstock CUSD 200

Source: NCES Common Core of Data (via Urban Institute), 2022 directory — regular school districts only

Special districts · Cemetery (1)
  • Nunda Township Cemetery District

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)

Special districts · Drainage (2)
  • Greenwood Drainage District 1
  • Hebron Drainage District 1

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)

Special districts · Fire Protection (15)

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

Special districts · Health (1)

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

Special districts · Housing & Community Development (1)

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

Special districts · Library (10)

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

Special districts · Multi-Purpose (1)
  • Crystal Lake Civic Center Authority

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)

Special districts · Parks & Recreation (6)

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

Special districts · Sewer (1)
  • Lake in the Hills Sanitary District

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts)

Special districts · Soil & Water Conservation (1)

Source: U.S. Census Bureau, 2022 Census of Governments — Government Units listing (independent special districts) · Website links from the official .gov registry and the Census Bureau’s 2022 Government Units listing, checked September 2026

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