Looking for a reserve study in Third Lake, IL? Describe your project once and up to three reserve study specialists who work in Third Lake and Lake County get back to you with a quote. It's free and there is no obligation.
Third Lake is home to about 1,114 people (2024 Census Bureau estimate), a stable community (−0.4% since 2020). With 1,894 people per sq mi, it is a suburban area. Condominiums and HOAs here rely on reserve studies to fund roofs, paving, pools and building systems.
Third Lake at a glance
- Population (Census Bureau estimate, 2024)
- 1,114 (−0.4% since 2020)
- Rank in Illinois
- 621st of 1,294 cities and towns
- Land area
- 0.6 sq mi
- Population density
- 1,894 people per sq mi (suburban)
- Type
- Village (Third Lake village)
- Main county
- Lake County
What to check before hiring in Third Lake
- State law: in Illinois, check whether reserve studies are required and how often.
- Credentials: ask for CAI RS or APRA PRA credentials, or an engineer for structural studies.
- Site visit: compare proposals with and without a site visit.
- Price drivers: community size, number of components, buildings and site visit.
Useful official resources
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Community Associations Institute
Official information and guidance.
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Association of Professional Reserve Analysts
Official information and guidance.
Services available in Third Lake
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Full reserve study
Site inspection, component inventory and funding plan for the association's reserves.
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Reserve study update
Update of an existing reserve study, with or without a site visit.
Frequently asked questions in Third Lake
How much does a reserve study cost in Third Lake, IL?
It depends on the size of the community and the components. Describe your association: specialists who serve Third Lake send a proposal.
How long does it take?
Often a few weeks from site visit to report.
Is a reserve study required?
In several states, yes; in others it is strongly recommended.
Which reserve study specialists will contact me?
Up to three independent reserve study specialists who serve Third Lake and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.