4100 Black Rock Rd

Upperco, MD 21155

$549,900
Last Sold Price
3
Beds
1,562 Sq. Ft.
$352 / Sq. Ft.
1,562
Sq. Ft.
$352
per Sq. Ft.
Get preapproved with Rocket Mortgage1
Closed 2/7/26
Closed 2/7/26
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Description

BRAND NEW SEPTIC, improved, approved and back on the market! The property was temporarily off market to allow installation- now fully completed and approved, a major sytstem upgrade offering peace of mind and long term value. This beautiful solid brick Cape Cod, built in 1950, offers timeless charm with stunning views of the rolling countryside. The home features first-floor living with a spacious primary bedroom, along with a Parlor,(office) Living room, Kitchen, three season room & Dining room,...BRAND NEW SEPTIC, improved, approved and back on the market! The property was temporarily off market to allow installation- now fully completed and approved, a major sytstem upgrade offering peace of mind and long term value. This beautiful solid brick Cape Cod, built in 1950, offers timeless charm with stunning views of the rolling countryside. The home features first-floor living with a spacious primary bedroom, along with a Parlor,(office) Living room, Kitchen, three season room & Dining room, all flowing seamlessly and full of character. Upstairs, two stairways leads to additional living space including what may be the best primary bedroom with walk-in closet and cozy sitting room! Additional bedroom with walk-in closet as well. An unfinished basement offers options with a full bath(flush, sink, shower) already in place and a walk-up to side driveway. A sturdy brick detached two-car garage, 18x40 (est)utility buioding and an impressive 40 x 40 (est)three-bay pole building with 12 ft over-head doors, add both function, versatility, exceptional storage and workspace. Two paved driveway entries, an absolutely stunning covered flagstone front porch and its classic design, quality construction, and picture-perfect setting on 3.54 acres of fun, this Cape Cod is a rare opportunity for those seeking both beauty and practicality. This property is turn-key ready and selling "AS IS". Floor Plan measurements are estimates. Zoned RC2 pluse HEREFORD SCHOOL ZONE, buyer to verify all uses. OPEN HOUSE CANCELED, under contract.
  1. Listed by Penny R Wilson • Monument Sotheby's International Realty
    P: (443)-463-0531 penny.wilson@monumentsothebysrealty.com

Property Details for 4100 Black Rock Road

Tax ID Number
04050518072102
Ownership
Fee Simple
Condo Coop Association
No
HOA
No
Structure Type
Detached
Style
Cape Cod
Levels/Stories
1.5
Waterfront
No
LISTING UPDATED: 02/10/2026 08:51 PM

Property Details for 4100 Black Rock Road

StatusClosed
MLS #MDBC2141168
Days on Market33
Taxes$4,562 / year
HOA Fees-
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeResidential / Fee Simple
Year Built1951
Lot Size3.54 AC / 154,202 SF
CountyBaltimore County
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Location

Listing Courtesy of Monument Sotheby's International Realty

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Building Information for 4100 Black Rock Road

Stories-Year Built1951Building Size-Lot Size3.54 AC / 154,202 SF

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$3,149 per month

30 year fixed, 6.46% Interest

Principal and Interest

$2,769

Property Taxes

$380

HOA Dues

$0

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Property Information for 4100 Black Rock Road

Location
Location
  • In City Limits: No
  • School District Name: BALTIMORE COUNTY PUBLIC SCHOOLS
  • School District County ID: 121140087473
  • SchoolDistrictSource: 3rd Party
  • Elementary School: FIFTH DISTRICT (BALTIMORE MD)
  • ElementarySchoolSource: 3rd Party
  • Middle Or Junior School: HEREFORD (BALTIMORE MD)
  • MiddleSchoolSource: 3rd Party
  • High School: HEREFORD (BALTIMORE MD)
  • HighSchoolSource: 3rd Party
  • County: BALTIMORE
Waterfront / Water Access
Waterfront / Water Access
  • Water View: No
  • Water Access: No
  • Water Oriented: No
  • Navigable Water: No
  • Tidal Water: No
  • Riparian Rights Y/N: No
Association / Community Info
Association / Community Info
  • Senior Community: No
Taxes and Assessment
Taxes and Assessment
  • Tax Year: 2024
  • Tax Assessed Value: $393,600
  • Year Assessed: 2025
  • County Tax: $4,562
  • Improvement Assessed Value: $269,500
  • Land Assessed Value: $124,100
  • Clean Green Assessed: No
  • Zoning: RESIDENTIAL
  • School Tax: $0
  • Automatically Update Tax Values Y/N: Yes
Rooms
Main
  • # Bedrooms Count Main Level: 1
All Upper Levels
  • # Bedrooms Count All Upper Levels: 2
  • # Bathrooms Count All Upper Levels: 1
  • # Bathrooms Full All Upper Levels: 1
Upper Level 1
  • # Bedrooms Count Upper Level: 2
  • # Bathrooms Count Upper Level: 1
  • # Bathrooms Full Upper Level: 1
All Lower Levels
  • # Bathrooms All Lower Levels: 1
  • # Bathrooms Full All Lower Levels: 1
Lower Level 1
  • # Bathrooms Lower Level: 1
  • # Bathrooms Full Lower Level: 1
Rooms
  • Room List: Living Room, Dining Room, Bedroom 2, Bedroom 3, Kitchen, Basement, Bedroom 1, Office, Bathroom 1, Bathroom 2
  • Stories: Lower 1, Main, Upper 1
Rooms Information
Room 1
  • Room Type: Bedroom 1
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - Wood
Room 2
  • Room Type: Kitchen
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - Vinyl
Room 3
  • Room Type: Living Room
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - Wood
Room 4
  • Room Type: Office
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - Wood
Room 5
  • Room Type: Dining Room
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - Wood
Room 6
  • Room Type: Bedroom 2
  • Room Level: Upper 1
  • Room Exists: Yes
  • Room Features: Flooring - Carpet, Walk-In Closet(s)
Room 7
  • Room Type: Bedroom 3
  • Room Level: Upper 1
  • Room Exists: Yes
  • Room Features: Walk-In Closet(s), Flooring - Carpet, Primary Bedroom - Sitting Area
Room 8
  • Room Type: Bathroom 1
  • Room Level: Upper 1
  • Room Exists: Yes
Room 9
  • Room Type: Basement
  • Room Level: Lower 1
  • Room Exists: Yes
  • Room Features: Basement - Unfinished, Bathroom - Stall Shower, Flooring - Concrete
Room 10
  • Room Type: Bathroom 2
  • Room Level: Lower 1
  • Room Exists: Yes
Building Info
Building Info
  • Total Finished SQFT: 1,562.00
  • Total Finished SQFT Source: Assessor
  • Tax Total Finished SQFT: 1,562.00
  • Total SQFT: 2,582.00
  • Total SQFT Source: Assessor
  • Construction Materials: Brick
  • Roof: Asphalt, Metal
  • Ext Main Mid-res: http://bright-media01.prd.brightmls.com/bright/images/0000/8042/0061/2398/804200612398_512_384_WM_lQcyTmKpMtaieKhW.jpg
  • Flooring Type: Wood, Carpet
  • Basement Type: Full, Interior Access, Outside Entrance, Unfinished, Walkout Stairs
  • Foundation Details: Block
  • Room and Floor: Bedrooms-Main Level-1, Bedrooms-Upper Level 1-1, Bedrooms-Upper Level 1-2, Bathrooms Full-Upper Level 1-1, Bathrooms Full-Lower Level 1-1
  • # Bathrooms Full: 2
  • Other Structure: Pole Barn, Utility Building
Lot / Land Information
Lot / Land Information
  • Lot Size Source: Assessor
  • Lot Features: Corner, Front Yard, Level, Rear Yard, Road Frontage, SideYard(s)
  • Parcel ID: 11757547
Parking
Parking
  • Type Of Parking: Detached Garage, Driveway, Other
  • Num of Detached Garage Spaces: 2
  • Driveway - # of Spaces: 5
  • Total Garage Spaces: 2
  • Parking Features: Paved Parking
  • Garage Features: Garage - Front Entry, Inside Access
Interior Features
Interior Features
  • Interior Features: Carpet, Ceiling Fan(s), Entry Level Bedroom, Pantry, Walk-in Closet(s), Wood Floors
  • Fireplace: No
  • Appliances: Refrigerator, Dryer, Exhaust Fan, Microwave, Oven/Range - Electric, Washer
  • Accessibility Features: None
  • Door Features: Storm, Sliding Glass
  • Window Features: Replacement
  • Laundry Type: Basement
Exterior Features
Exterior Features
  • Exterior Features: Exterior Lighting, Outbuilding(s)
  • Outdoor Living Structures: Enclosed, Patio(s), Porch(es)
  • Pool: No Pool
Utilities
Utilities
  • Heating: Yes
  • Cooling Type: None
  • Cooling Fuel: None
  • Heating Type: Radiator
  • Heating Fuel: Oil
  • Hot Water: Oil
  • Water Source: Well
  • Sewer Septic: Septic Exists
Confidential Data
Listing Office
  • List Agent AOR: Carroll County Association of REALTORS

Property History for 4100 Black Rock Road

DateEvent & SourcePriceAppreciation
Feb 7, 2026

Closed

BRIGHT #MDBC2141168

$549,900—
Feb 6, 2026

Closed (Public Record)

Public Record #1929381608

$549,900

+4.5% / yr

Jan 10, 2026

Pending

BRIGHT #MDBC2141168

—
Jan 10, 2026

Active Under Contract

BRIGHT #MDBC2141168

—
Jan 7, 2026

Listed (Active)

BRIGHT #MDBC2141168

—
Nov 3, 2025

Temp Off Market

BRIGHT #MDBC2141168

—
Oct 6, 2025

Listed (Active)

BRIGHT #MDBC2141168

$549,900—
Jan 26, 2011

Closed (Public Record)

Public Record #304336278

$284,000—
DateEvent & SourcePrice
02/07/2026

Closed

BRIGHT #MDBC2141168

$549,900
02/06/2026

Closed (Public Record)

Public Record #1929381608

$549,900

+4.5% / yr

01/10/2026

Pending

BRIGHT #MDBC2141168

—
01/10/2026

Active Under Contract

BRIGHT #MDBC2141168

—
01/07/2026

Listed (Active)

BRIGHT #MDBC2141168

—
11/03/2025

Temp Off Market

BRIGHT #MDBC2141168

—
10/06/2025

Listed (Active)

BRIGHT #MDBC2141168

$549,900
01/26/2011

Closed (Public Record)

Public Record #304336278

$284,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 4100 Black Rock Road

Taxable ValueLand$124,100Additions$269,500Total$393,600
Tax Record2025$4,830 ($403 / month)
Home Facts
Beds0Baths1.5Total Finished SqFt1,562 SqFtAbove Grade Finished SqFt1,562 SqFtStories2Lot Size154,202 SqFtStyleSingle Family ResidenceYear Built1951CountyBALTIMOREAPN05-0518072102Fireplace TypeHas Fireplace

Schools near 4100 Black Rock Road

This home is within Baltimore County Public Schools.
Rating
School
Type
Grades
Distance
Fifth District Elementary School
Public - K to 5
Hereford Middle School
Public - 6 to 8
Hereford High School
Public - 9 to 12
Chatsworth School
Public - PK to 5
Rating
School
Distance
Fifth District Elementary School
PublicK to 5

Hereford Middle School
Public6 to 8

Hereford High School
Public9 to 12

Chatsworth School
PublicPK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Listing Courtesy of Monument Sotheby's International Realty

© 2026 Bright MLS. All rights reserved. All information is deemed reliable, but accuracy is not guaranteed. Listing information is from various brokers who participate in IDX and not all listings may be visible on the site. The property information being provided is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated on 02/10/2026 08:51 PM