Where to Get a Plat of Survey Cook County IL

Where to Get a Plat of Survey Cook County IL

If you are a property owner or potential buyer in Cook County, IL, you may find yourself in need of a plat of survey. A plat of survey is a detailed map that shows the boundaries, dimensions, and other important information about a specific piece of land. It is an essential document for various purposes, including property development, construction, and legal matters. In this article, we will explore the different places where you can obtain a plat of survey in Cook County, IL, and answer some frequently asked questions related to this topic.

Places to Get a Plat of Survey

1. Cook County Assessor’s Office: The Cook County Assessor’s Office maintains property records and can provide you with a plat of survey for a specific property. You can visit their office in person or search their online database to find the plat you need. Keep in mind that the Assessor’s Office may charge a fee for accessing this information.

2. Cook County Recorder of Deeds: The Recorder of Deeds is responsible for maintaining land records, including plats of survey, in Cook County. They offer an online search option where you can find and download plats of survey for a fee. Alternatively, you can visit their office in downtown Chicago to obtain physical copies.

3. Land Surveying Companies: There are numerous land surveying companies in Cook County that specialize in creating plats of survey. These companies have licensed surveyors who can visit the property, conduct a survey, and create a detailed plat. While hiring a land surveying company may involve additional costs, it ensures that you receive a professional and accurate plat of survey.

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4. Cook County Clerk’s Office: The Cook County Clerk’s Office may also have plats of survey on record. They maintain property records, including deeds and surveys, and provide access to these documents. You can search their online database or visit their office to obtain the desired plat of survey.


1. Why do I need a plat of survey?
A plat of survey is essential for various reasons. It helps identify the boundaries of a property, ensuring that you know exactly where your land ends and your neighbor’s begins. It is also necessary for obtaining building permits, constructing fences or structures, resolving property disputes, and understanding any easements or encroachments on the land.

2. How much does a plat of survey cost?
The cost of a plat of survey can vary depending on factors such as the size and complexity of the property, the surveying company hired, and the location. Generally, a plat of survey can range from a few hundred to several thousand dollars. It is recommended to obtain quotes from different surveying companies to compare prices and services.

3. How long does it take to obtain a plat of survey?
The time required to obtain a plat of survey can vary depending on factors such as the availability of surveyors, the complexity of the property, and the workload of the chosen surveying company. Generally, it can take anywhere from a few days to a few weeks to complete the survey and receive the plat.

4. Can I use a plat of survey from a previous owner?
Using a plat of survey from a previous owner may be acceptable in some cases, especially if the property boundaries have not changed. However, it is recommended to have a new survey conducted to ensure accuracy and to account for any changes or discrepancies that may have occurred over time.

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In conclusion, obtaining a plat of survey in Cook County, IL, is crucial for property owners and buyers. Whether you choose to access public records from government offices such as the Assessor’s Office or Recorder of Deeds, or hire a private land surveying company, having a detailed and accurate plat of survey is essential for various purposes related to property ownership and development.