Mount Prospect parcel data

Parcel records for Mount Prospect, Illinois: owners, assessed values, sales and boundaries.
Parcels
14,840
Last updated
Sep 30, 2026
Zoning
Not yet
County
Cook County

What each Mount Prospect parcel record includes

  • Parcel number and boundary
  • Owners of record and mailing address
  • Assessed and market value
  • Most recent sale: price, date and deed
  • Lot size, land use and property class
  • Building: year built, area and units
  • Legal description
  • Zoning district
Example parcel · Mount Prospect2.14 ac
Parcel number0651-45-8213
Owner of recordExample Holdings LLC
Market value 2026$486,300
Last sale$412,000 · 2021
Land useSingle family
Year built1998

Get Mount Prospect parcels through the API

Search by address, owner, lot size, value or sale date.

Get an API keyRead the API docs 
curl -G 'https://api.placestack.com/v1/parcel' \
  -H "Authorization: Bearer $PLACESTACK_API_KEY" \
  --data-urlencode 'jurisdiction=jur_01m3n2c1ppebt9b92yrz3vge76'

Frequently asked questions

How many parcels are in Mount Prospect?
Placestack has 14,840 parcel records for Mount Prospect, Illinois.
What does a Mount Prospect parcel record include?
The parcel number and boundary, owners of record and their mailing address, assessed and market value, the most recent sale, lot size, land use, the main building and the legal description.
Is Mount Prospect zoning available?
Not yet for Mount Prospect. Parcel records are available now.
How do I get Mount Prospect parcel data?
Through the API, the MCP server or the map in the console.

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