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Union Ave, Bridgewater, NJ Property Records

Somerset County and Bridgewater Township property records for 75 addresses on Union Ave, Bridgewater, NJ · Last verified August 2026

Union Ave Highlights

Properties 75
Median Sale Price $450,000
Deeds and Mortgages on File 59
Median Price per Sqft $303
Owner Occupied 60%
Median Annual Tax Bill $8,713
Median Year Built 1952
Median Ownership Tenure 18 years

Properties on Union Ave

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

155 Union Ave

0.883 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000May 2019 $12,8112025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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157 Union Ave

1.68 acres

Last Sale Tax Bill Prior Sale Owner Records
$560,000Nov 2002 $40,6112025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

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215 Union Ave

1.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Nov 1995 $68,5712025 Amount on Record Oct 1993 1 Name on Record AssessorUpdated Jul 2026

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245 Union Ave

0.869 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,525,000Feb 2023 $45,0032025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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285 Union Ave

3,137 sqft · built 1880 · 1.53 acres

Last Sale Tax Bill Prior Sale Owner Records
$499,900Jun 2008 $11,7542025 Amount on Record Sep 1995 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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297 Union Ave

1,328 sqft · built 1910 · 2.63 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000Jan 2025 $6,9252025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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325 Union Ave

2,006 sqft · built 1910 · 0.819 acres

Last Sale Tax Bill Prior Sale Owner Records
$335,000May 2009 $8,4602025 Amount on Record Feb 2006 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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331 Union Ave

1,392 sqft · built 1930 · 0.349 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2002 $7,4082025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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339 Union Ave

1,377 sqft · built 1920 · 1.14 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Oct 2016 $6,7422025 Amount on Record Apr 2000 1 Name on Record AssessorUpdated Jul 2026

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355 Union Ave

0.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Mar 2013 $11,7212025 1 Name on Record AssessorUpdated Jul 2026

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357 Union Ave

1.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$33,6502025 —May 2014 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

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358 Union Ave

0.464 acres

Last Sale Tax Bill Prior Sale Owner Records
$975,000Jan 2007 $22,5272025 1 Name on Record AssessorUpdated Jul 2026

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360 Union Ave

2,103 sqft · built 1977 · 0.327 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 1978 $9,3792025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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361 Union Ave

0.93 acres

Last Sale Tax Bill Prior Sale Owner Records
$560,000Jul 1997 $19,0592025 —Jul 1997 1 Name on Record AssessorUpdated Jul 2026

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370 Union Ave

1,072 sqft · built 1952 · 0.181 acres

Last Sale Tax Bill Prior Sale Owner Records
$420,000Feb 2022 $6,5592025 Amount on Record Aug 2021 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

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375 Union Ave

7 acres

Last Sale Tax Bill Prior Sale Owner Records
$985,398Jun 1991 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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376 Union Ave

960 sqft · built 1952 · 0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$211,000Jun 2012 $6,3392025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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378 Union Ave

1,482 sqft · built 1957 · 0.173 acres

Last Sale Tax Bill Prior Sale Owner Records
$47,000Nov 1975 $8,0962025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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379 Union Ave

2,728 sqft · built 2017 · 0.51 acres

Last Sale Tax Bill Prior Sale Owner Records
$593,500Jul 2017 $15,2572025 —Apr 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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380 Union Ave

1,030 sqft · built 1957 · 0.17 acres

Last Sale Tax Bill Prior Sale Owner Records
$254,000Aug 2003 $7,1692025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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381 Union Ave

2,568 sqft · built 2013 · 0.501 acres

Last Sale Tax Bill Prior Sale Owner Records
$452,000Mar 2013 $12,3342025 Amount on Record May 2005 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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382 Union Ave

1,342 sqft · built 1957 · 0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
$389,900Nov 2023 $7,2682025 Amount on Record Sep 2023 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

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383 Union Ave

2,160 sqft · 0.698 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,000Jan 2019 $10,9302025 —Jan 2020 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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385 Union Ave

1,615 sqft · built 1929 · 0.502 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,7482025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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387 Union Ave

1,585 sqft · built 1929 · 0.43 acres

Last Sale Tax Bill Prior Sale Owner Records
$261,850Jun 2001 $6,6682025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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389 Union Ave

1,491 sqft · built 1953 · 0.746 acres

Last Sale Tax Bill Prior Sale Owner Records
$347,500Jan 2019 $7,1032025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

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399 Union Ave

1,556 sqft · built 1956 · 0.711 acres

Last Sale Tax Bill Prior Sale Owner Records
$330,000Aug 2008 $8,9412025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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400 Union Ave

17.1 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Jul 2026

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405 Union Ave

1,359 sqft · built 1956 · 1.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$419,000Jul 2006 $8,3602025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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432 Union Ave

1,462 sqft · built 1952 · 0.823 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Mar 2019 $6,7502025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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433 Union Ave

1,384 sqft · built 1962 · 0.789 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000May 2018 $7,9302025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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435 Union Ave

1,566 sqft · built 1942 · 0.718 acres

Last Sale Tax Bill Prior Sale Owner Records
$355,000Jun 2026 $6,8732025 Amount on Record Sep 2002 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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436 Union Ave

1.03 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 1988 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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437 Union Ave

1,064 sqft · built 1936 · 0.738 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Jan 2010 $7,6672025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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440 Union Ave

2.78 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,906,000Jun 2022 $73,7132025 Amount on Record Feb 2016 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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441 Union Ave

1,868 sqft · built 1930 · 0.592 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Nov 2020 $9,8502025 Amount on Record Nov 2016 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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445 Union Ave

1,666 sqft · built 1950 · 0.788 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2004 $8,5322025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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447 Union Ave

1,800 sqft · built 1930 · 0.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$431,000Dec 2006 $6,1622025 2 Names on Record AssessorUpdated Jul 2026

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452 Union Ave

1.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$420,000May 2000 $29,4802025 1 Name on Record AssessorUpdated Jul 2026

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465 Union Ave

2.65 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,750,000Jul 2012 $35,4452025 Amount on Record Sep 2004 1 Name on Record AssessorUpdated Jul 2026

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466 Union Ave

1,652 sqft · built 1915 · 0.579 acres

Last Sale Tax Bill Prior Sale Owner Records
$152,900Apr 2015 $7,5042025 Amount on Record Nov 2014 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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470 Union Ave

1,496 sqft · built 1953 · 0.439 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1988 $8,9602025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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476 Union Ave

0.571 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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483 Union Ave

0.498 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,6582025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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489 Union Ave

0.448 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,300,000May 2011 $21,3742025 Amount on Record Jul 2010 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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493 Union Ave

691 sqft · built 1950 · 2.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Jun 2001 $8,6332025 1 Name on Record AssessorUpdated Aug 2026

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497 Union Ave

2,156 sqft · built 1918 · 0.739 acres

Last Sale Tax Bill Prior Sale Owner Records
$445,000May 2022 $9,4022025 Amount on Record Jun 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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503 Union Ave

1,338 sqft · built 1906 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$26,000Jul 1973 $6,0072025 1 Name on Record AssessorUpdated Jul 2026

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504 Union Ave

2,860 sqft · built 2003 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$485,000Jan 2005 $13,6562025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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505 Union Ave

1,814 sqft · built 1966 · 0.294 acres

Last Sale Tax Bill Prior Sale Owner Records
$145,000Apr 1998 $7,8722025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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506 Union Ave

1,284 sqft · built 1959 · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$390,000Jul 2023 $8,0222025 —Nov 2022 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

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508 Union Ave

1,997 sqft · built 1930 · 0.459 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000May 2007 $8,9152025 —May 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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511 Union Ave

2,070 sqft · built 1966 · 0.502 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Oct 1996 $7,6712025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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512 Union Ave

2,906 sqft · built 1946 · 0.748 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Mar 1994 $10,3152025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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518 Union Ave

1,268 sqft · built 1952 · 0.367 acres

Last Sale Tax Bill Prior Sale Owner Records
$267,000Nov 2004 $6,6612025 Amount on Record Sep 2002 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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521 Union Ave

1,255 sqft · built 1963 · 0.254 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Jul 2005 $8,7132025 Amount on Record May 2002 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

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522 Union Ave

2,420 sqft · built 1993 · 0.51 acres

Last Sale Tax Bill Prior Sale Owner Records
$332,000May 2008 $10,0642025 —Sep 2007 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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524 Union Ave

3,735 sqft · built 1992 · 0.546 acres

Last Sale Tax Bill Prior Sale Owner Records
$157,000Sep 1995 $12,9852025 —Sep 1995 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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525 Union Ave

1,541 sqft · built 1964 · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$240,000Apr 2002 $7,7532025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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534 Union Ave

932 sqft · built 1948 · 0.963 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000May 1972 $4,3672025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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536 Union Ave

3,045 sqft · built 1922 · 0.628 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,3672025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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537 Union Ave

1,249 sqft · built 1965 · 0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$299,900Aug 2016 $8,6412025 Amount on Record Oct 1996 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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540 Union Ave

868 sqft · built 1952 · 0.661 acres

Last Sale Tax Bill Prior Sale Owner Records
$298,000Nov 2006 $6,3202025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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541 Union Ave

1,120 sqft · built 1965 · 0.261 acres

Last Sale Tax Bill Prior Sale Owner Records
$245,000Oct 2009 $7,8852025 Amount on Record Aug 2009 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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545 Union Ave

2,204 sqft · built 1965 · 0.261 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2003 $8,6192025 2 Names on Record AssessorUpdated Jul 2026

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546 Union Ave

1.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$675,000Nov 2016 $5,3132025 Amount on Record Dec 2015 1 Name on Record AssessorUpdated Jul 2026

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548 Union Ave

2,074 sqft · built 1950 · 0.693 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,8652025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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550 Union Ave

1,479 sqft · built 1959 · 0.711 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,000Dec 2006 $8,8002025 —Dec 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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554 Union Ave

0.75 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Nov 2016 $4,6242025 Amount on Record Jul 2016 1 Name on Record AssessorUpdated Jul 2026

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555 Union Ave

1.43 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2008 $31,5712025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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559 Union Ave

0.934 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Apr 2000 $14,5292025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

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564 Union Ave

14,720 sqft · 1.73 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,670,000Oct 2021 $53,8072025 Amount on Record Apr 2017 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

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565 Union Ave

0.532 acres

Last Sale Tax Bill Prior Sale Owner Records
$900,000Oct 2006 $11,9332025 1 Name on Record AssessorUpdated Jul 2026

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573 Union Ave

0.551 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,5902025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

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582 Union Ave

built 2017 · 2.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,500,000Mar 2017 $76,5252025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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Wildfire Risk on Union Ave

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank above 20% of the US · above 35% of New Jersey
Wildfire LikelihoodAbout 1 in 10,000 per year
ExposureDirect
4 of 11 cells directly exposed · 8 adjoin burnable vegetation

Property Records in Nearby Streets