SearchSystems Editorial

Reviewed and updated October 11, 2026 by the SearchSystems.net editorial team. Every office link on this page was opened and checked against the office's own website at review time.

About this guide

McHenry County is a county in Illinois with about 316,000 residents (2024 Census Bureau estimate). Its public records are not in one place: court cases, jail bookings, deeds, property values, vital records and records requests each belong to a different office. This guide names the office that holds each kind of record, links to its own website and gives the phone number and address where the office publishes them. SearchSystems verified 7 county office pages for McHenry County, every one opened and checked, and lists 1 more whose site blocks automated checks.

In this guide: Where the records live, Jail and arrests, Court records, County Clerk, Deeds and property, Vital records, State's Attorney, Records requests, Statewide sources, More directory links, Cities and towns, Other counties and Questions.

Where McHenry County public records live

Each kind of McHenry County record is kept by a different office. The list below names the office SearchSystems verified for each one; the sections that follow give its phone, address and hours where the office publishes them.

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Arrests, jail and inmate lookups in McHenry County

A person arrested in McHenry County is booked into the jail, and the booking record (name, charges, bond and the next court date) is public in most cases. The office below is the one SearchSystems verified for jail and inmate information in McHenry County.

  • Website: mchenrysheriff.org (page title: McHenry County IL Sheriff's Office)
  • Checked: September 23, 2026, the page answered.

Jail rosters usually show the people in custody now. Once a person is released, the case continues in the court records below.

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Court records and case lookups in McHenry County

Civil, criminal, family, probate and traffic cases filed in McHenry County are kept by the clerk of the court that heard them. Many courts offer an online case search; the page below is the one SearchSystems verified for McHenry County.

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County Clerk of McHenry County

The county clerk is the county's record keeper. What the office holds differs by state: in some states it files marriage licenses and vital records, in others deeds, court papers or the meeting records of the governing board. Its own website below says what it holds in McHenry County.

  • Website: mchenrycountyil.gov/departments/county-clerk (page title: County Clerk | McHenry County, IL)
  • Phone: (815) 334-4242
  • Address: 667 Ware Rd, Suite 107 Woodstock, IL 60098
  • Checked: September 23, 2026, the page answered.

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Deeds, land records and property values in McHenry County

Two offices share property records. The recording office files deeds, mortgages, liens and the other documents that affect title to land in McHenry County. The assessment office sets the taxable value of each parcel and usually offers a free parcel search by address or owner name.

Recorded documents: County Recorder

Property values: Supervisor of Assessments

  • Website: mchenrycountyil.gov/departments/assessments (page title: Assessments | McHenry County, IL)
  • Phone: (815) 334-4290
  • Address: 2200 North Seminary Ave Woodstock, IL 60098
  • Checked: September 23, 2026, the page answered.

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Birth, death and marriage records in McHenry County

Certified copies of birth and death certificates for events in McHenry County are issued by the office below. The Illinois state vital records office also issues certified copies for any event in the state.

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State's Attorney for McHenry County

The State's Attorney is the office that prosecutes criminal cases in McHenry County. The case files themselves are court records (above); the prosecutor's office handles victim services and questions about pending prosecutions.

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Public records requests to McHenry County

Every state has a public records law that applies to county offices. A record that is not posted online is requested from the office that holds it. Many counties run one request page for every department; it is listed below when SearchSystems verified one for McHenry County.

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Statewide Illinois sources

Some records are kept by the state rather than the county. These are the Illinois state offices SearchSystems verified; each link opens the state office's own page.

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These links come from the SearchSystems directory for McHenry County and were opened again on October 2, 2026. Each one still answers.

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Cities and towns in McHenry County

McHenry County has 27 incorporated cities and towns (2024 Census Bureau count, population in parentheses). City records such as council minutes, permits, business licenses and police reports are kept by each city; the records on this page are county records whatever the city. SearchSystems has a guide to the city offices of each linked city; the linked names open them.

  • Crystal Lake (41,513)
  • Huntley (28,495)
  • Marengo (7,699)
  • Algonquin (30,539)
  • McHenry (28,825)
  • Lake in the Hills (28,706)
  • Woodstock (25,892)
  • Cary (18,031)
  • Harvard (9,408)
  • Island Lake (8,066)
  • Johnsburg (6,428)
  • Spring Grove (5,554)
  • Wonder Lake (5,296)
  • Fox River Grove (4,747)
  • Lakewood (4,287)
  • Richmond (2,123)
  • Oakwood Hills (2,059)
  • Prairie Grove (1,951)
  • Port Barrington (1,579)
  • Hebron (1,396)
  • Bull Valley (1,136)
  • McCullom Lake (968)
  • Ringwood (837)
  • Union (690)
  • Holiday Hills (606)
  • Trout Valley (507)
  • Greenwood (316)

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McHenry County Arrest Records

The McHenry County arrest records guide names the 27 agencies that report arrests to the FBI here and the 4,544 arrests the 21 agencies with every month of 2025 on file reported that year. It also says where a person arrested here is held, how to find out about an arrest and how to get a copy of the report.

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McHenry County Records Guides

SearchSystems has nine more guides to McHenry County, each written from the county's own offices and figures: McHenry County warrants (who issues and serves them, where a person arrested on one is held, how to check for one), McHenry County inmate search (the jail page of the McHenry County Sheriff's Office, the jail numbers and who books people), McHenry County criminal records (the court file, the Illinois criminal history and the local arrest records), McHenry County court records (which court hears what, the case search and who keeps the files), McHenry County police reports (which agency holds a report and what the Illinois Freedom of Information Act requires), McHenry County traffic tickets (which court takes the ticket, who writes them and the driving record), McHenry County DUI (the DUI law, the arrest, the court case and the license case), McHenry County divorce records (which court holds the file and how a certified copy is had) and McHenry County property records (deeds, assessed values, permits and evictions).

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Frequently Asked Questions

Is this the official McHenry County website?

No. SearchSystems.net is an independent public records directory, online since 1997. It links to the official offices listed above; SearchSystems does not hold records, charge for them or take requests.

How do I find out if someone is in jail in McHenry County?

Use the jail or inmate page SearchSystems verified for McHenry County at mchenrysheriff.org. Rosters usually show the people in custody now; after release, the case continues in the court records.

Who records deeds in McHenry County?

The County Recorder, at mchenrycountyil.gov. Deeds, mortgages and liens on land in McHenry County are filed there.

How do I get a birth or death certificate for McHenry County?

From the office SearchSystems verified for McHenry County vital records at mchenrycountyil.gov, or from the Illinois state vital records office.

How do I request a public record from McHenry County?

Through the records request page at mchenrycountyil.gov. A record that is not covered there is requested from the office that holds it.

Population
316K
County Seat
Woodstock
Libraries
13
Schools
85