Property summary
This exceptional Class A, 4,164 square foot medical office condo in Gurnee, IL (60031), located at 731 S Illinois Rte 21, presents a compelling investment opportunity. The property boasts a strong 8.00% cap rate, generating a net operating income (NOI) of $194,756. Currently 100% occupied since August 1, 2019, under a single-tenant, absolute NNN lease with Northshore Center Gastroenterology, SC, a division of GI Partners Illinois, Inc., the lease features 3% annual rent bumps and a private… guarantee. The lease has approximately 4.7 years remaining, with a single 10-year renewal option. Built in 2007 and renovated in 2018, this single-story building offers ample parking. The property benefits from excellent synergy with other medical tenants in the complex, including University Foot Associates, Glamorously Beautiful, Northshore Medical Group, and Advocate Healthcare. The asking price is $2,434,450. This stabilized investment offers a secure and profitable opportunity in a thriving medical market. The tenant specializes in diagnosing and treating various digestive disorders, including Barrett's esophagus, GERD, Crohn's disease, ulcerative colitis, and celiac disease. They also manage swallowing disorders, liver diseases, and other gastrointestinal issues.
Ownership intelligence
Resolved identity, portfolio, hold profile and investor signals. Included in the full report.
Owner contacts
Skip-traced phones and e-mails of the owner. Included with the full report.
Mortgages
Recorded lenders, amounts and estimated maturities of the owner's loan book — in the full report.
Property tax
No data for this sectionNo tax or assessment record is on file for this parcel in the county feed.
Value estimate
· Sep 2026No data for this sectionNo value estimate could be modeled: the record carries too little market input for this parcel.
Recently sold
No data for this sectionNo cleaned sale $/SF benchmark exists for this use type in this ZIP, submarket or county yet.
Cap rate analysis
No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.
Zoning insight
No data for this sectionNo zoning code is on file for this parcel. Coverage grows with every catalog release.
Location intelligence
Demand index: how under-served this business type is around this point — modeled from the LocInt grid (area demand vs. what already operates, adjusted by real visit traffic). Higher means stronger unmet demand.
Location
Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.
Comparables
6 recent transactions · within 1.5 miComparable in this City
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Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
from $99/month
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
No zoning code is on file for this parcel. Zoning coverage grows with every catalog release — check back, or open Location Intelligence for use analysis of this corner.
Phones and e-mails of the people behind this property's owner, traced from licensed contact data.
Owner phones and e-mails come with the full report for this property - traced from licensed contact data, with verification and Do-Not-Call flags on every number.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
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The mortgage data is behind the paid report: recorded loans of the owner - lender, amount, rate and the estimated maturity - as part of the Ownership Intelligence workspace.
Registration is required before any owner information is shown.
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