New Castle Security Deposit Calculator (2026) — Free
One missed deadline. One wrong deduction. That's all it takes to owe 2x penalties in New Castle. Calculate your exact limits before it costs you.
Calculate Your Security Deposit Limits
Results for New Castle, DE
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result
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deadline / notice
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penalty if violated
New Castle Security Deposit by Unit Size
Here are the amounts at New Castle's current Fair Market Rents:
| Unit Size | Median Rent | Max Deposit (1mo) | Penalty Risk |
|---|---|---|---|
| Studio | $1,397/mo | $1,397 | $2,794 |
| 1-Bedroom | $1,520/mo | $1,520 | $3,040 |
| 2-Bedroom | $1,810/mo | $1,810 | $3,620 |
| 3-Bedroom | $2,170/mo | $2,170 | $4,340 |
| 4-Bedroom | $2,423/mo | $2,423 | $4,846 |
Rents based on HUD Fair Market Rents (FY2026) for New Castle County.
Penalty Warning
If you fail to return the deposit within 20 days, a New Castle tenant can sue for up to 2x the amount wrongfully withheld, plus attorney fees. Tenant may recover up to 2x the wrongfully withheld amount
Track deposit deadlines and return requirements automatically for every property in New Castle
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For the full breakdown of rules, deadlines, and procedures, see our New Castle Security Deposit Laws guide.
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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.
