Mary Ave, Westminster, MD Property Records

Carroll County property records for 19 addresses on Mary Ave, Westminster, MD · Last verified August 2026

Mary Ave Highlights

Properties 19
Median Sale Price $305,000
Deeds and Mortgages on File 15
Median Price per Sqft $189
Owner Occupied 95%
Median Annual Tax Bill $3,754
Median Year Built 1962
Median Ownership Tenure 13 years

Properties on Mary Ave

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

301 Mary Ave

1.5 ba · 1,518 sqft · built 1961 · 0.396 acres

Last Sale Tax Bill Prior Sale Owner Records
$195,000Feb 2018 $3,7542025 —Jul 2001 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

302 Mary Ave

3.5 ba · 6,249 sqft · built 1963 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,5282025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

305 Mary Ave

3 ba · 1,746 sqft · built 1973 · 0.55 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2002 $3,7732025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

310 Mary Ave

1.5 ba · 1,492 sqft · built 1959 · 0.464 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1996 $3,4582025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

313 Mary Ave

1.5 ba · 2,070 sqft · built 1957 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,0022025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

314 Mary Ave

2 ba · 1,236 sqft · built 1957 · 0.308 acres

Last Sale Tax Bill Prior Sale Owner Records
$254,000Jan 2013 $3,1472025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

315 Mary Ave

4 ba · 2,841 sqft · built 1961 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$420,000Jun 2018 $5,1272025 Amount on Record May 2014 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

318 Mary Ave

1.5 ba · 1,535 sqft · built 1958 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Feb 2014 $3,5982025 —Jan 1996 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

319 Mary Ave

2 ba · 1,196 sqft · built 1957 · 0.289 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Jan 2002 $3,0062025 Amount on Record Jan 1996 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

322 Mary Ave

2.5 ba · 1,546 sqft · built 1958 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$232,000Aug 2003 $3,9292025 Amount on Record Sep 2001 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

323 Mary Ave

3 ba · 1,439 sqft · built 1957 · 0.292 acres

Last Sale Tax Bill Prior Sale Owner Records
$255,000Nov 2004 $3,5822025 —Nov 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

325 Mary Ave

3.5 ba · 3,948 sqft · built 1977 · 0.356 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,1122025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

326 Mary Ave

2 ba · 1,794 sqft · built 1962 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$305,000Nov 2019 $3,8582025 Amount on Record Sep 2002 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

332 Mary Ave

2.5 ba · 1,524 sqft · built 1962 · 0.433 acres

Last Sale Tax Bill Prior Sale Owner Records
$289,000Feb 2013 $3,8962025 Amount on Record Aug 2012 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

333 Mary Ave

2.5 ba · 1,964 sqft · built 1967 · 0.464 acres

Last Sale Tax Bill Prior Sale Owner Records
$525,000May 2024 $4,8122025 Amount on Record Dec 2023 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

336 Mary Ave

2 ba · 1,876 sqft · built 1962 · 0.437 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1996 $3,8252025 Amount on Record Jul 1985 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

337 Mary Ave

2.5 ba · 1,858 sqft · built 1967 · 0.412 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,000Apr 1986 $3,5812025 —Jul 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

340 Mary Ave

1.5 ba · 1,634 sqft · built 1965 · 0.473 acres

Last Sale Tax Bill Prior Sale Owner Records
$445,000Sep 2025 $2,8802024 Amount on Record Sep 2024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

341 Mary Ave

2.5 ba · 2,109 sqft · built 1966 · 0.562 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Jul 1998 $3,5502025 Amount on Record Jul 1988 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

Wildfire Risk on Mary 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 41% of Maryland
Wildfire LikelihoodAbout 1 in 10,000 per year
ExposureIndirect
0 of 2 cells directly exposed · 2 adjoin burnable vegetation

Property Records in Nearby Streets