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Delaware · DE

Delaware Landlord-Tenant Laws 2026

Security deposit limits, eviction notice requirements, rent increase rules, and every compliance deadline for Delaware landlords. 57 cities covered.

Based on Delaware state statutes. Updated August 2026.

Delaware Landlord Law Summary

In Delaware, landlords must return security deposits within 20 days, provide 5-day eviction notice for nonpayment, and do not cap rent increases. No just cause eviction requirement.

Delaware Landlord Rules at a Glance

Key compliance requirements every Delaware landlord must follow.

Rule Requirement
Security Deposit Cap 1 month’s rent (unfurnished); no limit for furnished, month-to-month, or pets
Deposit Return Deadline 20 days
Eviction Notice (Nonpayment) 5 days written notice (residential)
Rent Cap No statewide cap
Entry Notice 48 hours notice
Late Fee Cap 5% of monthly rent (for rentals under $700/mo); greater of 5% or $50 (for rentals $700+/mo)
Grace Period 5 days
Just Cause Eviction Not required

What Happens If You Violate Delaware Landlord-Tenant Law

Security deposit violation: Tenant may recover up to 2x the wrongfully withheld amount.

  • Late deposit return: Miss the 20-day deadline and tenants can sue for up to 2x the withheld amount.
  • Improper eviction notice: Wrong notice period or procedure = case dismissed. You restart from zero and owe additional court costs.
  • Illegal entry: Entering without 48-hour notice = harassment claim. Tenants can terminate the lease and sue for damages.
  • Fair housing violation: First offense: $16,000+ federal fine. Repeat: $65,000+. Plus actual damages, attorney fees, and potential criminal penalties.

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Delaware Landlord-Tenant Statutes

The laws that govern residential rentals in Delaware.

Delaware Residential Landlord-Tenant Code

Del. Code tit. 25, §5101 et seq.

Comprehensive landlord-tenant law governing security deposits, habitability, eviction, and tenant protections.

Delaware Landlord Law Topics

Explore detailed rules by topic for any Delaware city.

Security Deposit Laws

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Eviction Process & Notice Requirements

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Rent Increase Laws

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Landlord Entry & Access Rules

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Maintenance & Habitability Standards

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Late Fee Limits

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Lease Termination & Renewal

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Fair Housing Protections

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Tenant Screening Rules

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Required Landlord Disclosures

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Rent Control

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Property Registration Requirements

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Top 10 Delaware Cities — Landlord Law Coverage

The largest Delaware cities by population, with median rent and deposit cap data.

City Population Median 2BR Rent Max Deposit
Wilmington 71,675 $1,810/mo $1,810
Dover 39,894 $1,470/mo $1,470
Newark 30,169 $1,810/mo $1,810
Middletown 25,022 $1,810/mo $1,810
Milford 13,289 $1,399/mo $1,399
Smyrna 13,277 $1,470/mo $1,470
Seaford 8,735 $1,399/mo $1,399
Georgetown 7,873 $1,399/mo $1,399
Millsboro 7,637 $1,399/mo $1,399
Elsmere 6,157 $1,559/mo $1,559

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Deposit deadlines, notice requirements, required disclosures — everything in one page.

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Frequently Asked Questions — Delaware Landlord Laws

For unfurnished units with a lease term of one year or more, the security deposit is limited to 1 month’s rent. There is no limit for furnished units, month-to-month leases, or pet deposits.
Landlords must provide 60 days written notice before increasing rent for month-to-month tenancies. There is no cap on the amount of increase.
Delaware caps late fees at 5% of monthly rent for units under $700/month, or the greater of 5% or $50 for units at $700/month or more. A 5-day grace period is required before charging late fees.

Compliance tracking for your Delaware properties

LeaseBase monitors Delaware landlord-tenant law changes, tracks deadlines, and alerts you before penalties apply — across every city in your portfolio.

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How we researched this page: This guide covers all Delaware landlord-tenant statutes, verified against official government sources. Rent data comes from HUD Fair Market Rents (FY2026). Last updated: August 2026.
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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.