Google street view image for 13951 Thornton Mill Rd, Sparks, MD 21152

Off market dec 1984 for $27K

$845,790

Est. refi paymentEst. refi $188/mo

—

•

2.5 ba

•

3,137

sq ft

13951 Thornton Mill Rd, Sparks, MD 21152

About this home

13951 Thornton Mill Rd is a 3,137 square foot house on a 3 acre lot with 2.5 bathrooms. - it last sold on December 13, 1984 for $27,500. Based on Redfin's Sparks data, we estimate the home's value is $845,790.

Single-familyProperty Type

1991Year Built

3 acresLot Size

$270Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$845,790

$818K since sold in December 1984$39K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.7% higher than the average sale price ($831K) of 4 comparable homes.

SOLD AUG 31, 2026
$815,000
A
4 beds3 baths3,116 sq ft
1210 Maple Leaf Ct, Cockeysville, MD 21030
SOLD JUL 1, 2026
$775,000
B
4 beds2.5 baths3,097 sq ft
406 Sherwood Rd, Cockeysville, MD 21030
SOLD JUL 31, 2026
$920,000
C
4 beds2.5 baths3,880 sq ft
2 Wetherbee Ct, Phoenix, MD 21131
SOLD BY REDFIN JUL 31, 2026
$815,000
D
5 beds3.5 baths3,785 sq ft
6 Hemlock Ct, Cockeysville, MD 21030

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$795,157

Est. take-home

List your home with Redfin and save $8,458

Refinance

Est. cash available

Get cash now or lower your monthly rate

Market trends in 21152, MD

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.7%

0.7% MoM

Median sale price

$652K

$119K MoM

Avg. days on market

35d

8 days MoM

Recently sold homes

1 MoM

New listings for sale

$479,900
3 beds3.5 baths1,970 sq ft
19 Victoria Falls Ct, Sparks, MD 21152
(410) 529-7900
$649,000
3 beds3.5 baths2,481 sq ft
14017 Fox Hill Rd, Sparks, MD 21152
(410) 886-7342
REDFIN COMING SOON
$449,900
4 beds3.5 baths1,970 sq ft
7 Far Corners Loop, Sparks, MD 21152
See all

Provided by Redfin

Sale history for 13951 Thornton Mill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$7,076 (+4.5%)

2025

$6,771 (+4.2%)

2024

$6,496 (+4.3%)

2023

$6,230 (+5.3%)

2022

$5,918 (−0.9%)

2021

$5,972 (+1.3%)

$197,500 + $290,300

$487,800

2020

$5,897 (+3.6%)

$197,500 + $290,300

$487,800

2019

$5,693 (+3.8%)

2018

$5,482 (+107.7%)

2017

$2,639 (−44.5%)

2015

$4,754 (+3.8%)

2014

$4,581 (+4.4%)

$197,500 + $227,300

$424,800

2013

$4,388 (+4.2%)

$197,500 + $227,300

$424,800

2012

$4,210 (+2.1%)

2011

$4,124

2010

$4,124 (+4.7%)

2009

$3,939

Tax history for 13951 Thornton Mill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$7,076 (+4.5%)

2025

$6,771 (+4.2%)

2024

$6,496 (+4.3%)

2023

$6,230 (+5.3%)

2022

$5,918 (−0.9%)

2021

$5,972 (+1.3%)

$197,500 + $290,300

$487,800

2020

$5,897 (+3.6%)

$197,500 + $290,300

$487,800

2019

$5,693 (+3.8%)

2018

$5,482 (+107.7%)

2017

$2,639 (−44.5%)

2015

$4,754 (+3.8%)

2014

$4,581 (+4.4%)

$197,500 + $227,300

$424,800

2013

$4,388 (+4.2%)

$197,500 + $227,300

$424,800

2012

$4,210 (+2.1%)

2011

$4,124

2010

$4,124 (+4.7%)

2009

$3,939

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning

RC 6

Rural Conservation and Residential District

The portion of a development tract to be reserved as a secondary conservancy area must be determined on the basis of the goals for this section, and an analysis of the site conditions, including a walk of the site with representatives of the Department of Environmental Protection and Sustainability and the Department of Planning, and justified in the written design concept statement.

Property details

Interior

Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1

Heating & Cooling
Heating Type: Radiant Hot Water

Fireplace Information
# of Fireplaces: 2
Fireplace Type: 1 Story Brick
Has Fireplace

Exterior

Exterior Information
Building Construction Quality: Average
Exterior Wall: Brick Siding
Building Type: Single Family

Property Information
Living Sq. Ft: 3,137
Building Sq. Ft: 3,137
# of Stories: 1.5
Stories Type: 1 1/2 Story With Basement
Legal Description: 3 AC NES THORNTON MILL RD 2800 NW YORK RD

Lot Information
# of Buildings: 1
Land Sq. Ft: 130,680
Acres: 3
Depth Footage: 523
Front Footage: 253.36
Zoning Code: RC 4
State Use Description: RESIDENTIAL

Utility Information
Sewer Type: Private

Financial

Assessor Information
Assessment Year: 2026
Tax District County: 08

Public facts

Beds: —
Baths: 2.5
Sq. Ft.: 3,137
Stories: 1.5
Lot Size: 3 acres
Style: Single Family Residential
Year Built: 1991
Year Renovated: —
County: Baltimore County
APN: 08 0810046161

Home facts updated by county records on Jul 29, 2026

Around this home

Schools

Mays Chapel Elementary School

Public PreK-5 • Assigned • 3.6mi

9/10

Cockeysville Middle School

Public 6-8 • Assigned • 2.9mi

7/10

Dulaney High School

Public 9-12 • Assigned • 4.1mi

6/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk 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

6/10 Heat Factor

7 days above 104° expected this year, 14 days in 30 years

4/10 Wind Factor

15% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 5 days in 30 years

Provided by First Street

Historical weather

Sparks, MD • 21152

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.2 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$804,000 – $973,000

Reach more buyers when you sell with Redfin. Save up to $8,458 in fees. 3 minutes to get started.

Get a free, detailed breakdown of how we calculated your estimate.

Nearby similar homes

$949,000

Land— sq ft

Falls Rd, Sparks Glencoe, MD 21152

(410) 329-9898

$625,000

3 beds2.5 baths2,928 sq ft

1152 Monkton Rd, Monkton, MD 21111

(410) 453-0500

NEW CONSTRUCTION

$1,124,999

4 beds3.5 baths3,194 sq ft

Princess Anne Way Lot 33, Phoenix, MD 21131

(410) 823-0033

NEW CONSTRUCTION

$1,224,999

4 beds3.5 baths3,251 sq ft

Princess Anne Way Lot 31/32, Phoenix, MD 21131

(410) 823-0033

$625,000

4 beds2.5 baths2,910 sq ft

10708 Anglo Hill Rd, Cockeysville, MD 21030

(443) 275-7188

$599,900

5 beds3 baths3,454 sq ft

10509 Gateridge Rd, Cockeysville, MD 21030

(888) 860-7369

New listings for sale in 21152

$479,900

3 beds3.5 baths1,970 sq ft

19 Victoria Falls Ct, Sparks, MD 21152

(410) 529-7900

$649,000

3 beds3.5 baths2,481 sq ft

14017 Fox Hill Rd, Sparks, MD 21152

(410) 886-7342

REDFIN COMING SOON

$449,900

4 beds3.5 baths1,970 sq ft

7 Far Corners Loop, Sparks, MD 21152

Home values near 13951 Thornton Mill Rd

Data from public records.

Address	Redfin Estimate
13853 Thornton Mill Rd, Sparks, MD 4 Beds \| 2 Baths \| 1563 Sq. Ft.	$502,440
13851 Thornton Mill Rd, Sparks, MD 4 Beds \| 2.5 Baths \| 2602 Sq. Ft.	$660,305

Address	Redfin Estimate
13921 Thornton Mill Rd, Sparks Glencoe, MD 3 Beds \| 2 Baths \| 1742 Sq. Ft.	$568,555
13917 Thornton Mill Rd, Sparks, MD 4 Beds \| 3 Baths \| 2040 Sq. Ft.	$548,954

Address	Redfin Estimate
13911 Thornton Mill Rd, Sparks, MD - Beds \| 1 Baths \| 1630 Sq. Ft.	$483,992
121 Hunts Bluff Rd, Sparks, MD 5 Beds \| 5.5 Baths \| 5966 Sq. Ft.	$1,339,533

More real estate resources

Neighborhoods
Zip Codes
Cities
Popular Searches

Pot Spring homes for sale
Texas homes for sale
Lutherville-Timonium homes for sale
Padonia homes for sale
Timonium Heights homes for sale

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

21093 homes for sale
21131 homes for sale
21065 homes for sale
21030 homes for sale
21152 homes for sale

Houses for rent in Cockeysville	Agents near me	Rockville, MD homes for sale	Cockeysville Housing Market
Houses for sale near me	Baltimore, MD homes for sale	Frederick, MD homes for sale
Land for sale near me	Bethesda, MD homes for sale	Columbia, MD homes for sale
Open Houses near me	Silver Spring, MD homes for sale	Cockeysville Property Records
Condos for sale near me	Bowie, MD homes for sale	MD New Listings

Baltimore homes for sale
Columbia homes for sale
Ellicott City homes for sale