OFF MARKET

Off market jun 2020 for $380K

$503,479

Est. refi paymentEst. refi $2,991/mo

•

1,440

sq ft

2129 Flag Marsh Rd, Mount Airy, MD 21771

About this home

Check out the 3-D walking tour link! This spacious classic 3 bedroom, 2 1/2 bath ranch style home with charm awaits you! Original hardwood floors and tile on the main and lower levels. Beautiful kitchen has been updated and features granite counter tops, Stainless Steel appliances, with upgraded cabinetry. Main level includes living room with bay window, and wood fireplace, dining room, with one updated full bath, as well as two bedrooms. Lower level has separate entrance and includes a half bath, large family room, master bedroom with walk-in closet leading to an updated master bathroom and a utility/storage room. New architectural shingle roof, siding and expansive deck with ramp entrance, complete the exterior. The home has Andersen vinyl windows with transferable warranty. New full size stackable washer and dryer in the utility room. Off-street parking for several cars.

Single-familyProperty Type

1978Year Built

0.94 acresLot Size

$350Est. Price/Sq.Ft.

Listed by Margo Miller • Sachs Realty

•443-318-4514 (broker)

Bought with Sean Blais • RE/MAX Town Center

•301-540-2232 (broker)

•remax.towncenter.dmv@gmail.com (broker)

Redfin checked: 3 minutes ago

•Source:BRIGHT MLS #MDCR195160

Redfin Estimate

$503,479

$123K since sold in June 2020$4,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.4% lower than the average sale price ($527K) of 6 comparable homes.

SOLD SEP 17, 2026
$509,900
A
3 beds2 baths1,752 sq ft
17001 Moss Meadow Way, Mount Airy, MD 21771
SOLD JUL 17, 2026
$525,000
B
3 beds2 baths1,456 sq ft
7023 Runkles Rd, Mount Airy, MD 21771
SOLD NOV 3, 2025
$449,500
C
3 beds2.5 baths1,536 sq ft
7636 Woodbine Rd, Woodbine, MD 21797
SOLD JUL 10, 2026
$740,000
D
4 beds3 baths1,968 sq ft
987 Old Woodbine Rd, Woodbine, MD 21797
SOLD AUG 28, 2026
$410,000
E
3 beds1.5 baths1,789 sq ft
941 Fannie Dorsey Rd, Sykesville, MD 21784
SOLD AUG 27, 2026
$525,000
F
3 beds2 baths1,612 sq ft
5829 Woodbine Rd, Woodbine, MD 21797

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Earn from this home

Sell

$207,495

Est. take-home

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Refinance

Est. cash available

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Rent

$2,775/mo

Redfin rental estimate

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Market trends in 21771, MD

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.9%

0.2% MoM

Median sale price

$620K

$63K MoM

Avg. days on market

35d

2 days MoM

Recently sold homes

3 MoM

New listings for sale

$560,000
3 beds2 baths2,095 sq ft
13202 Jesse Smith Rd, Mount Airy, MD 21771
(410) 740-1200
OPEN SAT, 11AM TO 1PM
$815,000
4 beds2.5 baths2,976 sq ft
1808 Kings Forest Trl Trl, Mount Airy, MD 21771
(410) 705-6295
3D WALKTHROUGH
$835,000
3 beds2 baths2,432 sq ft
16464 Old Frederick Rd, Mount Airy, MD 21771
(703) 349-3900
REDFIN COMING SOON
$525,000
4 beds3 baths2,780 sq ft
3 Culwell Dr, Mount Airy, MD 21771
$550,000
4 beds2.5 baths2,160 sq ft
112 Cloverdale Ct, Mount Airy, MD 21771
(301) 694-8000
$600,000
3 beds2 baths2,035 sq ft
13024 Old National Pike, Mount Airy, MD 21771
(301) 591-3920
3D WALKTHROUGH
$1,550,000
4 beds4.5 baths4,686 sq ft
5925B Woodville Rd, Mt Airy, MD 21771
(301) 945-9010
3D WALKTHROUGH
$1,100,000
4 beds3.5 baths3,720 sq ft
16816 Hardy Rd, Mount Airy, MD 21771
(240) 309-6000
COMING SOON
16980 Moss Meadow Way NW, Mount Airy, MD 21771
$465,000
2 beds1 bath1,384 sq ft
16980 Moss Meadow Way NW, Mount Airy, MD 21771
(443) 632-3000
See all

Provided by Redfin

Redfin agents who toured

This home has a lot of land attached to it. There are three bedrooms and one full bathroom on the main level with the kitchen. There is a walkout basement with laundry hookup.
8 years ago• May not reflect the current state of the home
Yolanda Hashim
Redfin Associate agent

Sale history for 2129 Flag Marsh Rd

Join or sign in to view all info

Year

Property tax

Land + Additions

Assessment*

2026

$3,892 (+5.5%)

2025

$3,689 (+5.5%)

2024

$3,498 (+5.4%)

2023

$3,317 (+5.4%)

$177,600 + $222,100

$399,700

2022

$3,147 (+5.4%)

2021

$2,986 (+2.7%)

2020

$2,907 (+1.9%)

$155,300 + $106,000

$261,300

2019

$2,853 (+3.8%)

2018

$2,749

$135,200 + $104,900

$240,100

2017

$2,749

$135,200 + $104,900

$240,100

2016

$2,748 (+2.2%)

$135,200 + $104,900

$240,100

2015

$2,690 (+1.3%)

2014

$2,655 (+2.3%)

2013

$2,596 (+1.2%)

2012

$2,565 (−1.5%)

2011

$2,603 (+4.5%)

2010

$2,491 (+7.3%)

2009

$2,321

Tax history for 2129 Flag Marsh Rd

Year

Property tax

Land + Additions

Assessment*

2026

$3,892 (+5.5%)

2025

$3,689 (+5.5%)

2024

$3,498 (+5.4%)

2023

$3,317 (+5.4%)

$177,600 + $222,100

$399,700

2022

$3,147 (+5.4%)

2021

$2,986 (+2.7%)

2020

$2,907 (+1.9%)

$155,300 + $106,000

$261,300

2019

$2,853 (+3.8%)

2018

$2,749

$135,200 + $104,900

$240,100

2017

$2,749

$135,200 + $104,900

$240,100

2016

$2,748 (+2.2%)

$135,200 + $104,900

$240,100

2015

$2,690 (+1.3%)

2014

$2,655 (+2.3%)

2013

$2,596 (+1.2%)

2012

$2,565 (−1.5%)

2011

$2,603 (+4.5%)

2010

$2,491 (+7.3%)

2009

$2,321

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

Public record

Beds

—

Baths

2.5

Stories

Lot width

—

Lot depth

—

Lot size

0.94 Acres

Year renovated

—

Sq. Ft.

1,940

Year built

1978

Style

Single Family Residential

County

Carroll County

APN

13 008752

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 8, 2026.

Property details

Parking

Parking Information
Driveway, Off Street

Interior

Virtual Tour

Bedroom Information
# of Bedrooms On Main Level: 2
# of Bedrooms On 1st Lower Level: 1

Bathroom Information
# of Bathrooms (Full) On Main Level: 1
# of Bathrooms (Half) On 1st Lower Level: 1
# of Bathrooms (Full) On 1st Lower Level: 1
# of Bathrooms (Half) On All Lower Levels: 1
# of Bathrooms (Full) On All Lower Levels: 1
# of Bathrooms (Half): 1
# of Bathrooms (Full): 2

Interior Information
Appliances: Built-In Microwave, Built-In Range, Dishwasher, Dryer - Front Loading, Dryer - Electric, Exhaust Fan, Icemaker, Microwave, Oven/Range - Electric, Refrigerator, Stainless Steel Appliances, Washer - Front Loading, ENERGY STAR Clothes Washer, ENERGY STAR Dishwasher, ENERGY STAR Refrigerator, Washer/Dryer Stacked, Water Heater
Door Features: Sliding Glass, Storm
Flooring Type: Hardwood, Tile/Brick
Interior Features: Breakfast Area, Combination Kitchen/Dining, Entry Level Bedroom, Floor Plan - Open, Kitchen - Country, Kitchen - Eat-In, Kitchen - Table Space, Master Bath(s), Upgraded Countertops, Walk-in Closet(s), Water Treat System, Wood Floors
Living Area Sq.Ft. Source: Assessor
Wall & Ceiling Types: Dry Wall

Room Information
Living Room, Bedroom 2, Kitchen, Family Room, Bedroom 1, Exercise Room, Utility Room, Bathroom 1, Bathroom 2, Master Bathroom
Laundry Type: Lower Floor

Fireplace Information
Has Fireplace
# of Fireplaces: 1

Basement Information
Basement: Yes
Daylight, Partial, Outside Entrance, Walkout Level, Rear Entrance, Fully Finished

Exterior

Property Information
Not Federal Flood Zone
Total Below Grade Sq. Ft.: 1040
Accessibility Features: Ramp - Main Level
Horse: No
Improvement Assessed Value: $106,000
Ownership Interest: Fee Simple
Property Condition: Very Good
Year Built Source: Assessor

Building Information
Construction Materials: Vinyl Siding
Other Structures: Above Grade, Below Grade
Outdoor Living Structures: Deck(s), Porch(es)
Pets Allowed: Yes
Pet Restrictions: No Pet Restrictions
Roof: Architectural Shingle
Structure Type: Detached
Window Features: Bay/Bow, Double Hung, Double Pane, Energy Efficient, Low-E, Insulated, Replacement, Screens

Exterior Information
Flood Lights, Exterior Lighting, Other

Lot Information
Tidal Water: No

Land Information
Land Assessed Value: $155,300

Above Grade Information
Finished Sq.Ft.: 1,040
Finished Sq.Ft. Source: Assessor

Below Grade Information
Unfinished Sq.Ft.: 640
Unfinished Sq.Ft. Source: Assessor
Finished Sq.Ft.: 400
Finished Sq.Ft. Source: Assessor

Financial

Tax Information
Agricultural Tax Due: No
County Tax: $2,792
Tax Assessed Value: $254,233
Tax Year: 2020
Tax Annual Amount: $2,852

Assessments Information
Year Assessed: 2020

Lease Information
Lease Considered: No

Utilities

Utilities Information
Central Air
Cooling Type: Central A/C
Cooling Fuel: Electric
Other
Heating Fuel: Oil
Sewer Septic: Septic < # of BR
Water Source: Well

Location

School Information
Middle Or Junior School: MT AIRY
High School: SOUTH CARROLL
School District Name: CARROLL COUNTY PUBLIC SCHOOLS
Middle School Source: Listing Agent
High School Source: Listing Agent
School District Source: Listing Agent

Location Information
Outside City Limits
Directions: Route 27 to W. Watersville turn right onto Watersville and then left onto Flag Marsh. Home will be on the right.

Public facts

Beds: —
Baths: 2.5
Sq. Ft.: 1,940
Stories: 1.0
Lot Size: 0.94 acres
Style: Single Family Residential
Year Built: 1978
Year Renovated: —
County: Carroll County
APN: 13 008752

Home facts updated by county records on Oct 8, 2026

Around this home

Schools

K - 12
Preschool & daycare

Parr's Ridge Elementary School

Public PreK-2 • Assigned • 4.1mi

Mount Airy Middle School

Public 6-8 • Assigned • 4.2mi

8/10

South Carroll High School

Public 9-12 • Assigned • 5.7mi

9/10

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

5/10 Heat Factor

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

4/10 Wind Factor

11% chance of strong winds in next 30 years

3/10 Air Factor

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

Provided by First Street

Historical weather

Mount Airy, MD • 21771

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 4.1 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

$479,000 – $580,000

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Home values near 2129 Flag Marsh Rd

Data from public records.

Address	Redfin Estimate
2130 Flag Marsh Road, Mount Airy, MD - Beds \| 1 Baths \| 1654 Sq. Ft.	$434,103
2203 Flag Marsh Road, Mount Airy, MD - Beds \| 2 Baths \| 2452 Sq. Ft.	$570,959

Address	Redfin Estimate
2208 Flag Marsh Road, Mount Airy, MD - Beds \| 2 Baths \| 2120 Sq. Ft.	$534,573
2115 Flag Marsh Road, Mount Airy, MD - Beds \| 2.5 Baths \| 2094 Sq. Ft.	$561,664

Address	Redfin Estimate
2110 Flag Marsh Road, Mount Airy, MD 4 Beds \| 1 Baths \| 108 Sq. Ft.	$229,633
2137 Flag Marsh Road, Mount Airy, MD - Beds \| 1.5 Baths \| 1644 Sq. Ft.	$384,027

Property information provided by BRIGHT MLS when last listed in 2020. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 21771, MD

Redfin agents who toured

Sale history for 2129 Flag Marsh Rd

Tax history for 2129 Flag Marsh Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 21771

Home values near 2129 Flag Marsh Rd

More real estate resources