Local Wiki
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)
- Harvard (official website, opens in a new tab)
- Marengo (official website, opens in a new tab)
- McHenry (official website, opens in a new tab)
- Woodstock (official website, opens in a new tab)
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)
- Barrington Hills (official website, opens in a new tab)
- Bull Valley (official website, opens in a new tab)
- Cary (official website, opens in a new tab)
- Fox Lake
- Fox River Grove (official website, opens in a new tab)
- Greenwood
- Hebron (official website, opens in a new tab)
- Holiday Hills (official website, opens in a new tab)
- Huntley
- Island Lake (official website, opens in a new tab)
- Johnsburg (official website, opens in a new tab)
- Lake in the Hills
- Lakemoor (official website, opens in a new tab)
- Lakewood (official website, opens in a new tab)
- McCullom Lake
- Oakwood Hills
- Port Barrington (official website, opens in a new tab)
- Prairie Grove (official website, opens in a new tab)
- Richmond (official website, opens in a new tab)
- Ringwood
- Spring Grove (official website, opens in a new tab)
- Trout Valley
- Union
- Wonder Lake
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)
- Algonquin-Lake in the Hills Fire Protection District (official website, opens in a new tab)
- Cary Fire Protection District (official website, opens in a new tab)
- Crystal Lake Rural Fire Protection District
- Fox River Grove Fire Protection District
- Harvard Fire Protection District
- Hebron Alden Greenwood Fire Protection District (official website, opens in a new tab)
- Huntley Fire Protection District (official website, opens in a new tab)
- Marengo Fire Protection District
- McHenry Fire Protection District
- Nunda Rural Fire Protection District (official website, opens in a new tab)
- Richmond Township Fire Protection District
- Spring Grove Fire Protection District (official website, opens in a new tab)
- Union Fire Protection District
- Wonderlake Fire Protection District
- Woodstock Rural Fire Protection District
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)
- Algonquin Area Public Library District (official website, opens in a new tab)
- Cary Area Public Library District
- Fox River Grove Public Library District
- Huntley Area Public Library District (official website, opens in a new tab)
- Johnsburg Public Library District (official website, opens in a new tab)
- Marengo Public Library District
- McHenry Nunda Public Library District
- McHenry Public Library District (official website, opens in a new tab)
- Nippersink Public Library District
- Rural Woodstock Public Library District (official website, opens in a new tab)
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)
- Cary Park District (official website, opens in a new tab)
- Crystal Lake Park District (official website, opens in a new tab)
- Huntley Park District (official website, opens in a new tab)
- Marengo Park District
- McHenry County Conservation District (official website, opens in a new tab)
- Northern Illinois Special Recreation Association
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