Rent control rules in New Castle County, DE — also known as rent stabilization or rent cap ordinances — limit annual rent increases and protect tenants from displacement.
New Castle County has no rent control. Delaware state law does not authorize local rent regulation. Landlords may raise rents with 60 days written notice per 25 Del. C. §5107.
New Castle County does not have rent control ordinances, and Delaware state law (Title 25, Chapter 51 — Landlord-Tenant Code) does not grant counties authority to enact rent regulation. Landlords of month-to-month tenancies must provide 60 days written notice before any rent increase under 25 Del. C. §5107. Fixed-term leases cannot be increased mid-term. Tenants retain rights under the Landlord-Tenant Code regarding security deposits (capped at one month's rent for leases over one year), habitability, and retaliation protections. Wilmington, within the county, likewise has no rent cap.
Rent raised without 60-day notice: tenant may reject and continue at prior rate. Retaliatory increases after complaint: prohibited under 25 Del. C. §5516, with tenant remedies including damages.
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See how New Castle County's rent control rules stack up against other locations.
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