Coverage · Illinois

Marshall County, IL property data

Parceled covers 3,905 parcels in Marshall County, IL, with building codes and hail history available through one API and MCP server.

Updated · Parceled

Parcels
3,905
County FIPS
17123
Snapshot
October 30, 2026

What property data is available for Marshall County?

DatasetMarshall County
Parcel boundaries3,905 parcels
Tax assessor recordsNot yet
Owner name and mailing addressNot yet
Market or assessed valueNot yet
Year builtNot yet
Last sale dateNot yet
Building permitsNot yet
Roofing permitsNot yet
ZoningNot yet
Buildable-area screensYes
Historic designationsNone on record
Adopted building codes1 jurisdiction
Hail history (radar)Yes, every county in the contiguous US

How do I query Marshall County property data?

Bulk-search every parcel in the county with `search_properties` using `state: "IL"` and `county: "123"` (the county FIPS code 17123), or look up one address with `search_parcels`. Check any single property for free with `check_availability`.

{
  "name": "count_properties",
  "arguments": { "state": "IL", "county": "123" }
}

Frequently asked questions

How do I find who owns a property in Marshall County?

Search the address on the Marshall County assessor's website, or query Parceled's `search_parcels` for owner name and mailing address. See how to find a property owner by address.

Related

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