Maryland parcel data by county

Maryland: 2,329,403 parcels across 24 counties. Owner of record is on 95 percent of parcels; year built is published in every county. Assessed values are on 95 percent of parcels and a recorded sale date on 93 percent.

2,329,403parcel records

24counties loaded

127,657out-of-state owners

Not held for any county in Maryland: vacancy. Those fields are carried where the county publishes them.

Data coverage across the counties we carry

Parcel-weighted across every county we carry in Maryland. These are counted from the database, not estimated.

Owner of record95%

Assessed values95%

Sale date93%

Year built84%

Zoning75%

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Every county we carry, ranked by parcel count

#	County	Parcels	Owner	Values	Sales	Year built
1	Baltimore County	319,999	86%	90%	90%	78%
2	Prince George's County	308,677	98%	92%	98%	87%
3	Montgomery County	281,395	99%	96%	93%	91%
4	Baltimore City	232,164	96%	99%	88%	87%
5	Anne Arundel County	216,475	94%	97%	98%	88%
6	Frederick County	113,865	87%	93%	91%	87%
7	Harford County	103,525	92%	97%	96%	90%
8	Howard County	101,013	97%	94%	93%	89%
9	Charles County	73,124	98%	94%	92%	84%
10	Carroll County	69,751	99%	98%	94%	88%
11	Worcester County	63,342	87%	88%	96%	86%
12	Washington County	61,094	97%	98%	92%	85%
13	St. Mary's County	51,217	99%	97%	94%	80%
14	Cecil County	48,881	98%	97%	93%	76%
15	Wicomico County	47,859	99%	97%	94%	78%
16	Calvert County	44,167	97%	95%	92%	79%
17	Allegany County	41,088	94%	95%	88%	69%
18	Garrett County	31,206	95%	96%	91%	60%
19	Queen Anne's County	27,651	99%	98%	93%	83%
20	Dorchester County	22,981	98%	98%	91%	70%
21	Talbot County	22,368	97%	96%	92%	82%
22	Somerset County	16,902	98%	98%	91%	59%
23	Caroline County	16,888	99%	98%	93%	77%
24	Kent County	13,771	97%	97%	91%	71%

Biggest cities by parcel count

City	Parcels
Baltimore	83,719
Silver Spring	64,619
Frederick	52,885
Upper Marlboro	42,599
Gaithersburg	37,871