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Cook St, Delaware City, DE Property Records

New Castle County property records for 21 addresses on Cook St, Delaware City, DE · Last verified September 2026

Cook St Highlights

Properties 21
Median Sale Price $457,978
Deeds and Mortgages on File 61
Median Price per Sqft $184
Owner Occupied 71%
Median Annual Tax Bill $2,593
Median Year Built 2022
Median Ownership Tenure 4 years

Properties on Cook St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

503 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$371,397Mar 2022 $2,9702025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

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505 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5482025 2 Owners on Record Assessor + 3 DocumentsUpdated Apr 2026

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507 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$418,871Apr 2022 $2,8872025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Sep 2026

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509 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,951May 2022 $2,5482025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

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511 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$403,626Apr 2022 $2,5482025 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

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513 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2021 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$457,978May 2022 $2,6072025 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

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515 Cook St

0.06 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Apr 2026

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517 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Assessor + 4 DocumentsUpdated Apr 2026

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519 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$471,151Jun 2022 $2,5932025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

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521 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$442,161Jun 2022 $2,5482025 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

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525 Cook St

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Apr 2026

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529 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2021 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2024 Amount on Record Dec 2021 Owner on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

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530 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2021 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$489,346Jan 2022 $2,5472025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

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531 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2021 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$444,902Dec 2021 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

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532 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2022 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

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533 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2021 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$540,000Aug 2026 $2,7782025 Amount on Record Dec 2021 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

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534 Cook St

3 bd · 2.5 ba · 2,484 sqft · built 2021 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$342,366Jan 2022 $2,5902025 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

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535 Cook St

3 bd · 2.5 ba · 2,505 sqft · built 2021 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$470,000Feb 2021 $2,9702025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

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536 Cook St

3 bd · 2.5 ba · 2,480 sqft · built 2021 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5902025 2 Owners on Record Assessor + 3 DocumentsUpdated Apr 2026

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537 Cook St

3 bd · 2.5 ba · 2,505 sqft · built 2022 · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$470,000Feb 2021 2 Owners on Record Assessor + 2 DocumentsUpdated Apr 2026

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539 Cook St

3 bd · 2.5 ba · 2,505 sqft · built 2021 · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$445,000Mar 2026 $3,0092025 Amount on Record Sep 2021 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

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Property Records in Nearby Streets