Parcel Search To search for a property please enter the Parcel Number OR the Street Address below and then click the search button. Parcel Number — OR — Street Address Number Dir Street Name City If you are unable to find the property by the Street Address search, try widening your search by entering only the first few letters of the street name and/or street number. Parcel data and values last updated on 3/14/2023. Information on this site was derived from data which was compiled by the Downers Grove Township Assessor's office solely for the governmental purpose of property assessment. This information should not be relied upon by anyone as a determination of ownership of property or market value. No warranites, expressed or implied, are provided for the accuracy of data herein, its use, or its interpretation. Although it is periodically updated, this information may not reflect the data currently on file in the Assessor's office. The assessed values may NOT be certified values and therefore may be subject to change before being finalized for ad valorem assessment purposes.