18 Ann St Columbia, NJ 07832
Built 1790Residential
- Assessed
- $136,600
- Last sale
- $348,900Apr 3, 2026
- Built
- 1790
- Size
- 1,512 sq ft
- Owner
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- Status
- No open cases
Property information
- Block
- 61
- Lot
- 42
- Qualifier
- —
- County
- Warren
- Municipality
- Knowlton Twp
- Tax map page
- 13.1
- Land description
- 0.28
Building details
- Building class
- 16
- Description
- 2SF
- Dwellings
- 1
- Zoning
- VR
- Square feet
- 1,512
- Acreage
- 0.28 ac
Assessment
- Land value
- $46,700
- 34%
- Improvement value
- $89,900
- 66%
- Total assessment
- $136,600
- Sale assessment
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- Tax (2024)
- $5,189
Owner mailing
- Street address
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Property information on this site is compiled from public sources and is provided as-is; we do not guarantee its accuracy.
5 events · 1790–2026
Sales1
- $348,900
Deed recorded
Per sq ft$231Held1.7 yrsSq ft1,512NU codeImproved post-assessment (7)RecordedApr 17, 2026 - 236 years
Property Built
County clerks also index recorded documents by address and by the names on them. Search Warren County records
36 years · 1989–2024
| Year | Property tax | Change | Land | Improvement | Assessment |
|---|---|---|---|---|---|
| 2024 | $5,189 | +2.3% | $46,700 | $89,900 | $136,600 |
| 2023 | $5,073 | +6.1% | $46,700 | $89,900 | $136,600 |
| 2022 | $4,780 | +2.4% | $46,700 | $89,900 | $136,600 |
| 2021 | $4,666 | +3.9% | $46,700 | $89,900 | $136,600 |
| 2020 | $4,491 | +0.6% | $46,700 | $89,900 | $136,600 |
| 2019 | $4,465 | +1.1% | $46,700 | $89,900 | $136,600 |
| 2018 | $4,415 | +2.3% | $46,700 | $89,900 | $136,600 |
| 2017 | $4,314 | +1.3% | $46,700 | $89,900 | $136,600 |
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