Somerset County and Warren Township property records for 27 addresses on Olsen Dr, Warren, NJ · Last verified August 2026
| Properties | 27 |
|---|---|
| Median Sale Price | $906,000 |
| Deeds and Mortgages on File | 33 |
| Median Price per Sqft | $340 |
| Owner Occupied | 96% |
| Median Annual Tax Bill | $17,198 |
| Median Year Built | 1972 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3,990 sqft · Built 1987 · 1.5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Nov 2000 | $19,8732025 | —Nov 2000 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,660 sqft · Built 1978 · 1.5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $834,500Jul 2015 | $18,8412025 | Amount on Record May 1994 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,776 sqft · Built 1968 · 1.6 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $485,000Feb 2000 | $15,2952025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4,054 sqft · Built 1967 · 1.5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,300,000Jun 2022 | $22,2592025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,672 sqft · Built 1969 · 1.51 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $354,000Jun 1998 | $15,0652025 | —Jun 1998 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4,694 sqft · Built 1968 · 1.51 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $760,000Sep 2003 | $22,3362025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,891 sqft · Built 1968 · 1.6 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $730May 2012 | $16,4062025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,371 sqft · Built 1968 · 1.51 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $895,000Jun 2022 | $15,5582025 | Amount on Record Sep 2013 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,456 sqft · Built 1969 · 1.61 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $615,000Jul 2002 | $15,1202025 | Amount on Record Jul 1998 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3,762 sqft · Built 1973 · 1.68 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,280,000Oct 2025 | $17,4042025 | Amount on Record Nov 2017 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
3,618 sqft · Built 1973 · 1.56 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,100,000Nov 2023 | $17,9812025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3,636 sqft · Built 1972 · 1.55 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $432,000Nov 1989 | $20,8652025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,582 sqft · Built 1973 · 1.68 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $742,275Nov 2018 | $16,4712025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,717 sqft · Built 1972 · 1.61 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $449,500Feb 2006 | $17,4812025 | Amount on Record Oct 2005 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3,766 sqft · Built 1970 · 1.93 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $720,000Apr 2002 | $18,4122025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4,611 sqft · Built 1972 · 1.53 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $400,000May 1991 | $22,0262025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,651 sqft · Built 1974 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $906,000Jun 2023 | $15,4142025 | Amount on Record Aug 2015 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4,118 sqft · Built 1975 · 1.2 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $786,000Apr 2017 | $22,6802025 | Amount on Record May 2012 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2,627 sqft · Built 1973 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $840,000Aug 2018 | $17,1982025 | Amount on Record May 2002 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,612 sqft · Built 1973 · 1.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $480,000May 1989 | $15,5372025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,956 sqft · Built 1974 · 1.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $769,000Oct 2015 | $16,4712025 | Amount on Record May 1996 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4,412 sqft · Built 1974 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,085,000Dec 2004 | $20,5022025 | —Jul 2004 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,491 sqft · Built 1971 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $886,250Jun 2023 | $15,2492025 | Amount on Record Sep 1992 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3,056 sqft · Built 1972 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $485,000Feb 1993 | $15,6242025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4,214 sqft · Built 1974 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $886,250Jun 2023 | $19,3562025 | —May 2012 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,844 sqft · Built 1969 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 1992 | $14,6842025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,263 sqft · Built 1973 · 1.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $715,000Oct 2020 | $15,1572025 | Amount on Record Feb 2019 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024)
| Wildfire Risk to Homes | Low this street's cells rank at the 20th percentile of exposed land nationally · 35th in New Jersey |
|---|---|
| Wildfire Likelihood | Low — about 1 in 5,185 per year |
| Exposure | Direct 6 of 7 cells directly exposed · 7 adjoin burnable vegetation |
Wildfire values come from a national model at roughly 900 ft resolution with fuels as of 2020 and describe conditions, not a forecast.