ParcelioBaltimore County, Maryland: parcel data and property records
319,999 Baltimore County parcels on one searchable map: owner of record and mailing address, assessed and appraised values and recorded sales, plus lot boundaries and location. Screen by absentee ownership, acreage, year built and owner tenure.
What the data covers
These bars show real field-by-field coverage for Baltimore County in our database, so you know exactly what you are getting before you search. Numbers refresh as the county publishes new records.
Not held for Baltimore County: deeded acreage and vacancy. Those fields are carried where the county publishes them.
Most recent recorded sale on file: 2026-11-03.
Areas covered
Parcel counts by place, largest first: Baltimore (20,500), Dundalk (20,427), Parkville (19,844), Catonsville (16,616), Middle River (15,392).
Recent sales
11,565 Baltimore County parcels have a recorded sale dated since November 2025. Across 7,635 priced sales, with a deed recorded on several parcels counted once, the median price was $365,000 and the middle half sold between $260,000 and $525,000.
Land use mix
The most common land use or property class on file, as the county writes it, by share of parcels with one: Residential 82%, Residential Condominium 7%, Exempt 4%, Commercial 3%, Agricultural 1%.
Nearest counties
- Baltimore City: about 12 mi away, 232,164 parcels
- Harford County: about 16 mi away, 103,525 parcels
- Howard County: about 23 mi away, 101,013 parcels
- Carroll County: about 24 mi away, 69,751 parcels
- Anne Arundel County: about 33 mi away, 216,475 parcels
Search Baltimore County parcels
The map is free to browse - parcel lines, boundaries, and location. Owner of record, assessed values, recorded sales, year built and the full parcel report come with a plan that costs less than one hour of a title runner's time.
Explore the Baltimore County map See plans
Common questions
How many parcels are in Baltimore County, Maryland?
Parcelio carries 319,999 parcel records for Baltimore County, Maryland, with owner information on 86 percent of them.
Can I find out who owns a property in Baltimore County?
Yes. Search by owner name, address, or parcel number to pull the record: owner of record and mailing address, assessed values, recorded sales, year built and lot lines on the map. Sale records here currently run through 2026-11-03.
How do I find vacant land or absentee owners in Baltimore County?
We do not hold vacancy data for Baltimore County yet, so this filter has nothing to match there. Vacancy filters work in the counties where we hold the field. Baltimore County does have owner mailing state: 7,534 parcels have an owner mailing address outside Maryland.
Can I search Baltimore County by lot size or acreage?
Yes. Acreage is on 97 percent of Baltimore County parcels, mapped from the parcel boundary, and the advanced search filters on it directly - set a minimum and maximum to pull every tract in that range, then stack vacancy or absentee ownership on top.