Union St, Aberdeen, MD Property Records

Harford County property records for 25 addresses on Union St, Aberdeen, MD · Last verified August 2026

Union St Highlights

Properties 25
Median Sale Price $171,500
Deeds and Mortgages on File 26
Median Price per Sqft $157
Owner Occupied 80%
Median Annual Tax Bill $2,162
Median Year Built 1978
Median Ownership Tenure 13 years

Properties on Union St

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

311 Union St

2 ba · 1,275 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000May 2011 $2,1252025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

315 Union St

3.5 ba · 1,700 sqft · 0.238 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$233,000Apr 2013 $2,3952025 Amount on Record Dec 1999 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

319 Union St

2 ba · 1,377 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$75,000May 1981 $2,4082025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

320 Union St

2 ba · 1,516 sqft · 0.43 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$22,000Jan 1987 $2,6012025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

332 Union St

3.5 ba · 2,486 sqft · 0.184 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$385,000May 2021 $3,0932025 Amount on Record Jun 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

334 Union St

3.5 ba · 2,442 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$385,000Jun 2023 $3,1772025 Amount on Record Jul 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

336 Union St

3 ba · 1,528 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$332,500Feb 2007 $2,6312025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

346 Union St, #1

Built 1991 · 0.01 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$90,000Oct 2015 $9962025 Amount on Record Nov 2001 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

348 Union St, #2

Built 1991 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$171,500Oct 2022 $1,2712025 Amount on Record Mar 2020 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

350 Union St, #3

Built 1991 · 0.01 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$83,000Feb 1991 $9962025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

352 Union St, #4

0.01 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$31,000Mar 2013 $9962025 Amount on Record Jun 2004 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

354 Union St, #5

Built 1991 · 0.01 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$159,900Dec 2024 $1,0962025 Amount on Record Dec 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

356 Union St, #6

Built 1991 · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$169,000Jul 2025 $1,0962025 Amount on Record Jan 2020 2 Names on Record Assessor + 3 DocumentsUpdated Aug 2026

358 Union St, #7

Built 1991 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$170,000Apr 2024 $9912023 Amount on Record Feb 2023 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

360 Union St, #8

0.01 acres

Last Sale Tax Bill Prior Sale Owner Records
$92,000Oct 2005 $1,0962025 Amount on Record Jun 2002 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

362 Union St, #9

Built 1991 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$165,000Jan 2026 $1,1472025 Amount on Record Feb 2021 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

398 Union St

3 ba · 2,327 sqft · 0.47 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

401 Union St

2 ba · 1,473 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$274,000Feb 2020 $2,6972025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

403 Union St

1.5 ba · 1,395 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2000 $2,1692025 2 Names on Record AssessorUpdated Aug 2026

405 Union St

2.5 ba · 1,746 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$247,200Apr 2005 $2,4302025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

407 Union St

2 ba · 1,706 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$170,000Feb 2003 $2,2162025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

409 Union St

2 ba · 1,244 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$225,500Nov 2009 $2,1622025 Amount on Record Nov 1993 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

411 Union St

1 ba · 1,161 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$156,000Jan 2014 $1,7902025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

413 Union St

1 ba · 1,584 sqft · 0.463 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$135,000Aug 1997 $1,9902025 Amount on Record Oct 1984 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

415 Union St

1.5 ba · 1,464 sqft · 0.467 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$275,000Jan 2007 $2,2482025 Amount on Record Sep 1997 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Wildfire Risk on Union St

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

Wildfire RiskLow
this street's cells rank at the 20th percentile of exposed land nationally · 41st in Maryland
Wildfire LikelihoodLow — about 1 in 10,000 per year
ExposureDirect
1 of 2 cells directly exposed · 1 adjoin burnable vegetation

Property Records in Nearby Streets