11902 Hartley Mill Rd is a 2,826 square foot house on a 2.98 acre lot with 2.5 bathrooms. - it last sold on September 01, 2015 for $125,000. Based on Redfin's Glen Arm data, we estimate the home's value is $269,096.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
RC 2
Agricultural Zone
The RC2 zoning classification is established in order to foster conditions favorable to a continued agricultural use of the productive agricultural areas of Baltimore County by preventing incompatible forms and degrees of urban uses.
Permitted uses
Include but are not limited to:
Equestrian facility
Housing-Single unit
Infrastructure
Agriculture
Park & open space
Property details
Interior
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Air Conditioning Type: Split System
Heating Type: Hot Air
Fireplace Information
# of Fireplaces: 1
Fireplace Type: Gas/Log
Has Fireplace
Exterior
Exterior Information
Building Construction Quality: Good
Exterior Wall: Aluminum/Vinyl
Building Type: Single Family
Property Information
Living Sq. Ft: 2,826
Building Sq. Ft: 2,826
# of Stories: 2
Stories Type: 2 Story With Basement
Legal Description: 2.98 AC WS HARFORD R SW COR HARTLEY MILL
Lot Information
# of Buildings: 1
Land Sq. Ft: 129,809
Acres: 2.98
State Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2026
Tax District County: 11
Public facts
Beds: —
Baths: 2.5
Sq. Ft.: 2,826
Stories: 2.0
Lot Size: 2.98 acres
Style: Single Family Residential
Year Built: 2017
Year Renovated: —
County: Baltimore County
APN: 11 1113092390
Home facts updated by county records on Oct 21, 2026
Around this home
Schools
Kingsville Elementary School
Public K-5 • Assigned • 3.0mi
10/10
Perry Hall Middle School
Public 6-8 • Assigned • 3.5mi
7/10
Perry Hall High School
Public 9-12 • Assigned • 3.9mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
10/10 Flood Factor
Estimated 80%+ chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
7/10 Heat Factor
7 days above 105° expected this year, 15 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
4/10 Air Factor
5 unhealthy days expected this year, 7 days in 30 years
Provided by First Street
Historical weather
Glen Arm, MD • 21057
Average low and high temperatures (°F)
36
22
42
27
59
38
67
47
73
54
83
64
88
70
80
62
77
60
68
46
56
38
42
27
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Oct
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Dec
Sun exposure
In this area, properties receive around 9.2 hours in
June and 4.5 hours in December, placing it below the
U.S. average for solar exposure.
9.2 hrs
4.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$256,000 – $310,000
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