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Mount Carroll, IL
Challenging To Investors
Local STR Agent
Local STR Agent

Short-term rentals are allowed in Mount Carroll, IL and Carroll County, but only through a special use permit process. As of the latest available information, the operation of short-term rentals is prohibited as of right but may be permitted through the county's special use permit system in specific zoning districts, subject to strict regulatory requirements and time limitations.
Mount Carroll hosts earn a median $12,533/year with $123 ADR and 41% occupancy.
Top performers pull in $21,709+ per year.
See the full Mount Carroll market breakdownZoning Verification: Confirm your property is located in an appropriate zoning district (R-1 Residential or AG-1 Agricultural) where STRs may be considered through the special use permit process.
Pre-Application Consultation: Contact the Carroll County Zoning Officer to discuss your specific plans and understand local requirements before submitting applications.
Special Use Permit Application: Submit a formal application to the Zoning Board of Appeals for either:
Public Hearing Process: Attend required public hearings where neighbors and the community can provide input on your proposed operation.
Compliance Implementation: Once approved, implement all required safety, parking, and operational standards.
Ongoing Monitoring: Maintain compliance with all permit conditions and renew permits as required.
Special Use Permit for Guest House/Home:
Special Use Permit for Bed & Breakfast:
Residential Feature Protections (Section 700-15.02):
Parking Requirements (Section 700-15.10):
Setback Requirements:
Permitted Districts:
Operational Limits:
Prohibited Activities:
The Lake Carroll gated community has reserved the right to establish its own rental regulations that could be more restrictive than county requirements. Property owners in this area should coordinate with both county authorities and the Lake Carroll Association regarding any additional local restrictions.
Hotel/Motel Tax Compliance:
Carroll County Zoning Officer:
Carroll County State's Attorney:
Carroll County Board:
Zoning Board of Appeals:
City of Mount Carroll:
Carroll County implemented a temporary moratorium on STRs in 2013, issuing cease and desist orders to existing operators while developing regulatory frameworks. The current system represents the county's solution to allow controlled STR operations while addressing community concerns about safety, neighborhood character, and property values.
STR operators must maintain ongoing compliance with all permit conditions. Violations can result in permit revocation, fines, and enforcement actions by the Zoning Officer.
The public hearing process provides opportunities for neighbor input. Successful STR operations typically maintain positive relationships with surrounding property owners and adhere strictly to all operational guidelines.
Temporary halt on vacation rentals in Carroll County - www.mycarrollcountynews.com/news/article_bfae1ab6-ff64-11e2-a52f-001a4bcf6878.html (August 7, 2013)
Carroll County Chapter 700 Zoning Ordinance (Amended May 18, 2023) - cms9files.revize.com/carrollil/Chapter%20700%20Zoning%20Amended%2005.18.2023.pdf
Note: This guide reflects the regulatory framework as of the most recent available documentation. STR operators should verify current requirements with local authorities, as zoning regulations may be subject to amendment.
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Mount Carroll is a small, quiet city in northwestern Illinois, serving as the seat of Carroll County. With a population of roughly 1,500 residents, it has the feel of a classic Midwestern river town — tree-lined streets, an historic courthouse square, and rolling countryside typical of the Driftless Area just east of the Mississippi. It is best known for its well-preserved 19th-century architecture and its proximity to the Mississippi Palisades and the Great River Road. The nearest major city is Chicago, which lies about 135 miles to the east-southeast, a drive of roughly two and a half hours.
Just a few miles west of town, Mississippi Palisades State Park draws visitors with dramatic limestone bluffs, dramatic rock outcroppings, and sweeping views over the Mississippi River. The park offers hiking trails, rock climbing, picnicking, and camping, and is particularly colorful in autumn when the surrounding hardwood forests turn. From downtown Mount Carroll, the park is a short drive of about 15 minutes, making it a natural day-trip destination for guests looking to pair small-town lodging with outdoor recreation along one of the most scenic stretches of the upper Mississippi.
The heart of Mount Carroll itself is centered on its stately [Carroll County Courthouse](en.wikipedia.org/wiki/Carroll_County_Courthouse_(Illinois), a distinctive limestone building that anchors the town square and gives the community much of its visual identity. Surrounding the courthouse are brick storefronts, locally owned shops, and quiet cafes, and the area has a slow, walkable character that appeals to visitors seeking a break from busier destinations. Antique stores, small galleries, and seasonal events help fill out the town's modest but genuine cultural calendar.
About an hour to the northeast, the historic town of Galena offers a popular complement to a stay in Mount Carroll. Known for its 19th-century Main Street, preserved homes from the lead-mining era, and the former home of Ulysses S. Grant, Galena draws steady tourism year-round and pairs well with a base in Carroll County for travelers wanting a quieter evening after a day of sightseeing.
The broader region also lends itself to slow exploration. The Great River Road traces the Mississippi just to the west, the small river town of Savanna lies roughly 20 minutes to the southwest, and the wider Driftless Area rewards travelers with scenic bluffs, river overlooks, and small-farm scenery in every direction.
Mount Carroll makes a compelling base for short-term rentals because it combines genuine small-town atmosphere with quick access to some of northwestern Illinois's most recognizable natural and historic attractions. Guests who stay here can spend their mornings on quiet courthouse-square streets and their afternoons hiking bluffs, exploring Galena, or cruising the Great River Road — all without the crowds or pricing of the region's larger tourist hubs.
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