Ontario · Wisconsin
Ontario, WI Landlord Laws 2026
Every housing law that applies to Ontario landlords — security deposits, eviction rules, rent increases, and more. Updated for 2026.
Based on Wisconsin state law.
Ontario Rental Market in 2026
$973
median 2BR rent
537
population
$1,946
max security deposit
Ontario landlords must comply with Wisconsin state landlord-tenant laws. At a median 2-bedroom rent of $973/month, understanding deposit caps, notice periods, and eviction rules can save you thousands in penalties.
Local Housing Market Data
The HUD Fair Market Rent for a 2-bedroom in Ontario is $973/month, which affects Section 8 voucher amounts and affordable housing calculations.
Key Takeaways for Ontario Landlords
- Security deposit: Capped at 2 month(s) of rent ($1,946 at median rent). Must return within 21 days or face penalties up to $1,946.
Wisconsin Laws That Apply in Ontario
Wisconsin Residential Landlord-Tenant Code (ATCP 134)
Wis. Admin. Code ATCP 134
Administrative code governing security deposits, lease provisions, and prohibited practices. Enforced by the Department of Agriculture, Trade and Consumer Protection.
Wisconsin Statutes Chapter 704
Wis. Stat. §704.01 et seq.
Governs landlord-tenant relationships including lease terms, eviction procedures, and tenant remedies.
Ontario Landlord Law Topics
Click any topic below for detailed Ontario-specific rules, deadlines, penalties, and free compliance tools.
Security Deposit Laws
Ontario-specific rules and penalties →
Eviction Process & Notice Requirements
Ontario-specific rules and penalties →
Rent Increase Laws
Ontario-specific rules and penalties →
Landlord Entry & Access Rules
Ontario-specific rules and penalties →
Maintenance & Habitability Standards
Ontario-specific rules and penalties →
Late Fee Limits
Ontario-specific rules and penalties →
Lease Termination & Renewal
Ontario-specific rules and penalties →
Fair Housing Protections
Ontario-specific rules and penalties →
Tenant Screening Rules
Ontario-specific rules and penalties →
Required Landlord Disclosures
Ontario-specific rules and penalties →
Rent Control
Ontario-specific rules and penalties →
Property Registration Requirements
Ontario-specific rules and penalties →
Get your free Ontario compliance snapshot — no account required.
Download Free ReportOntario Landlord Calculators
Free tools — no account required.
Don’t Risk Penalties
At Ontario’s median rent of $973/month, a single deposit violation could cost you $1,946+. A wrongful eviction can cost thousands more in court fees, relocation payments, and damages. Know the rules before they cost you.
Don’t risk it. Let LeaseBase track Ontario compliance for you.
Deposit deadlines, eviction notice periods, rent cap calculations — monitored automatically.
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Nearby Cities — Landlord Laws
Own properties in multiple cities? Laws may differ. Check the rules for nearby areas:
Pop. 718
Same state laws apply — check for local ordinances
Norwalk, WIPop. 597
Same state laws apply — check for local ordinances
Cashton, WIPop. 1,167
Same state laws apply — check for local ordinances
Wilton, WIPop. 522
Same state laws apply — check for local ordinances
Kendall, WIPop. 477
Same state laws apply — check for local ordinances
Check your Ontario property’s compliance
Track Wisconsin landlord-tenant law compliance, collect rent online, and manage maintenance — all in one platform.
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Reviewed by Rachid Abadli
Founder & CEO, LeaseBase · Sacramento landlord · Self-managing since 2019
LeaseBase is a property management platform — not a law firm. Consult an attorney for legal advice specific to your situation.
