OFF MARKET
Google street view image for 1240 McKinstrys Mill Rd, Union Bridge, MD 21791
OFF MARKET
$278,275
—
bd
•
1 ba
•
1,398
sq ft

1240 McKinstrys Mill Rd, Union Bridge, MD 21791

map-entry

About this home

1240 McKinstrys Mill Rd is a 1,398 square foot house on a 0.34 acre lot with 1 bathroom. Based on Redfin's Union Bridge data, we estimate the home's value is $278,275.
Single-familyProperty Type
1961Year Built
0.34 acresLot Size
$199Est. Price/Sq.Ft.
Source:Public Records

Redfin Estimate

$278,275
$11K since August

This home's estimate is 15.7% lower than the average sale price ($330K) of 6 comparable homes.

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

Earn from this home

Sell
$260,217
Est. take-home

List your home with Redfin and save $2,783

Market trends in 21791, MD

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price
98.5%

1.8% MoM

Median sale price
$400K

$25K MoM

Avg. days on market
36d

13 days MoM

Recently sold homes
15

2 MoM

New listings for sale

Provided by Redfin

Sale history for 1240 McKinstrys Mill Rd

As the MLS and public records start to fill up, we'll list the details here.

Tax history for 1240 McKinstrys Mill Rd

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

Property details

Around this home

Schools

Elmer A. Wolfe Elementary School

Public PreK-5 • Assigned • 2.7mi

6/10
Northwest Middle School

Public 6-8 • Assigned • 7.6mi

7/10
Francis Scott Key High School

Public 9-12 • Assigned • 3.7mi

8/10
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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 103° expected this year, 15 days in 30 years

4/10 Wind Factor

10% chance of strong winds in next 30 years

3/10 Air Factor

1 unhealthy days expected this year, 4 days in 30 years

Provided by First Street

Historical weather

Union Bridge, MD • 21791
Average low and high temperatures (°F)
36
23
42
27
60
39
68
47
73
54
84
64
88
71
81
62
78
59
68
47
56
40
42
28
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 4.1 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs
4.1 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$265,000 – $321,000

Reach more buyers when you sell with Redfin. Save up to $2,783 in fees. 3 minutes to get started.

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

Nearby similar homes

FOR SALE BY OWNER
$540,000
4 beds4 baths1,936 sq ft
1009 Gullo Rd, New Windsor, MD 21776
$319,500
2 beds1 bath1,056 sq ft
110 N Main St, Union Bridge, MD 21791
(410) 871-2600
$899,999
5 beds5.5 baths4,160 sq ft
8730 Mapleville, Mount Airy, MD 21771
(301) 662-8600
$364,900
— beds1.5 baths3,373 sq ft
2900 Marston Rd, New Windsor, MD 21776
(410) 876-3500
$459,900
3 beds1.5 baths2,200 sq ft
915 Trevanion, Union Bridge, MD 21791
(410) 756-0810
$775,000
5 beds3.5 baths3,573 sq ft
8840 Mapleville Rd, Mount Airy, MD 21771
(443) 574-1600

New listings for sale in 21791

OPEN SAT, 11AM TO 1PM
$450,000
3 beds2 baths1,518 sq ft
4617 Priestland Rd, Union Bridge, MD 21791
(301) 831-5099
$229,900
2 beds1 bath752 sq ft
1 W Locust St, Union Bridge, MD 21791
(717) 334-4674
$459,900
3 beds1.5 baths2,200 sq ft
915 Trevanion, Union Bridge, MD 21791
(410) 756-0810

Home values near 1240 McKinstrys Mill Rd

Data from public records.

More real estate resources

Sykesville homes for sale
Frederick homes for sale
Mount Airy 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

Download the Redfin App on the Apple App Store
Download the Redfin App from the Google Play Store

About us

Why Redfin?
Community Impact
Inclusion
Culture
Press
Investors
Blog
Real Estate News

Find us

Contact Us
Help Center
Advertise

Subsidiaries

Rent.
ApartmentGuide

Affiliated Business

Rocket Close
Rocket Mortgage

Countries

US flagUnited States

Canadian flagCanada

Copyright: © 2026 Redfin. All rights reserved.

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.