OFF MARKET

Off market sep 2023 for $500K

$543,033

Est. refi paymentEst. refi $3,598/mo

•

1,526

sq ft

2509 Penn Hill Rd, Mount Airy, MD 21771

About this home

This fantastic move-in ready home in a quiet neighborhood in Mount Airy is sure to impress the most particular homebuyers! Brimming with curb appeal on a peaceful 0.54-acre level lot that’s meticulously landscaped and loaded with charm. Inside you’ll be greeted by so many recent updates including handsome hardwood flooring on the main level, a gorgeous, updated kitchen with beautiful cabinetry, and stainless appliances, and two updated bathrooms. The spacious living room features a large front window and is open to the kitchen and dining room that features a sliding glass door to the rear deck. Three bedrooms and two updated bathrooms complete the main level. The lower level boasts an expansive family room with a cozy fireplace and is accented with built-in cabinets and shelves providing plenty of room for storage. The fourth bedroom offers lots of natural light and would make a terrific home office. There's a large cedar closet and additional storage closet under the stairs providing ample storage. The laundry/utility room has cabinets that will convey and has an exterior walk-up door to the side yard. Outside the backyard oasis awaits with plenty of space for pets and play and cool shade under a spectacular mature tree. The expansive deck offers lots of room for grilling, dining, relaxing and entertaining. There's a garden shed and an oversize driveway that provides plenty of parking space and NO HOA so your trailer, boat, RV and recreational vehicles are welcome! Recent improvements include – new doors and windows (2010), new well pump (2017), primary bathroom remodel (2017), new roof, shutters, siding & gutters (2019), new HVAC & new oil tank (2020), kitchen remodel and new appliances (2020), hall bathroom remodel (2020), and reinforced deck and replaced handrails (2021). A quiet and peaceful location with close access to Rt 26 and Rt 27 so you can shop or dine in Mount Airy, Eldersburg, Westminster or Frederick! Only 8 miles to I-70 with access to amenities of Baltimore and DC. Sure to go quickly, call to schedule your tour today!

Single-familyProperty Type

1979Year Built

0.54 acresLot Size

$356Est. Price/Sq.Ft.

6 spacesParking

Listed by Carla Viviano • Viviano Realty

•301-829-3585 (broker)

•carla@vivianorealty.com (broker)

Bought with Stacy Allwein • Real Broker, LLC

•855-450-0442 (broker)

•dmvbroker@therealbrokerage.com (broker)

Bought with Tara Marsh • Real Broker, LLC

•855-450-0442 (broker)

•dmvbroker@therealbrokerage.com (broker)

Redfin checked: 18 minutes ago

•Source:BRIGHT MLS #MDCR2015594

Redfin Estimate

$543,033

$43K since sold in September 2023$5,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 7.9% higher than the average sale price ($503K) of 6 comparable homes.

SOLD AUG 31, 2026
$530,000
A
4 beds2.5 baths2,260 sq ft
5307 Sylvan Cir, Mount Airy, MD 21771
SOLD AUG 21, 2026
$485,000
B
3 beds2 baths1,464 sq ft
5412 Ridge Rd, Mount Airy, MD 21771
SOLD OCT 19, 2026
$515,000
C
3 beds2 baths2,176 sq ft
5222 Freter Rd, Sykesville, MD 21784
SOLD AUG 20, 2026
$520,000
D
4 beds2 baths2,872 sq ft
2621 Braddock Rd, Mount Airy, MD 21771
SOLD JUN 26, 2026
$460,000
E
3 beds2 baths1,608 sq ft
1403 Streaker Rd, Sykesville, MD 21784
SOLD OCT 13, 2026
$510,000
F
4 beds3 baths2,448 sq ft
1613 Terrace Dr, Westminster, MD 21157

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Earn from this home

Sell

$132,778

Est. take-home

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Refinance

Est. cash available

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Rent

$2,861/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

COMING SOON
$375,000
3 beds2.5 baths2,240 sq ft
1103 Oak View Dr, Mount Airy, MD 21771
(240) 815-0890
3D WALKTHROUGH
$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
See all

Provided by Redfin

Sale history for 2509 Penn Hill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$3,905 (+5.4%)

2025

$3,703 (+5.4%)

2024

$3,514 (+7.2%)

2023

$3,277 (+7.8%)

$161,800 + $146,600

$308,400

2022

$3,041 (+8.4%)

2021

$2,805 (+1.6%)

2020

$2,760 (+0.8%)

$103,500 + $141,600

$245,100

2019

$2,738 (+2.6%)

2018

$2,669 (+1.5%)

$103,500 + $129,500

$233,000

2017

$2,630 (+3.1%)

2016

$2,550

$103,500 + $118,900

$222,400

2015

$2,550 (−0.9%)

$103,500 + $118,900

$222,400

2014

$2,573 (−6.4%)

2013

$2,748 (+1.1%)

2012

$2,718 (−1.5%)

2011

$2,760 (−3.0%)

2010

$2,845 (+7.3%)

2009

$2,651

Tax history for 2509 Penn Hill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$3,905 (+5.4%)

2025

$3,703 (+5.4%)

2024

$3,514 (+7.2%)

2023

$3,277 (+7.8%)

$161,800 + $146,600

$308,400

2022

$3,041 (+8.4%)

2021

$2,805 (+1.6%)

2020

$2,760 (+0.8%)

$103,500 + $141,600

$245,100

2019

$2,738 (+2.6%)

2018

$2,669 (+1.5%)

$103,500 + $129,500

$233,000

2017

$2,630 (+3.1%)

2016

$2,550

$103,500 + $118,900

$222,400

2015

$2,550 (−0.9%)

$103,500 + $118,900

$222,400

2014

$2,573 (−6.4%)

2013

$2,748 (+1.1%)

2012

$2,718 (−1.5%)

2011

$2,760 (−3.0%)

2010

$2,845 (+7.3%)

2009

$2,651

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

Public record

Public record
Zoning

Beds

—

Baths

Stories

Lot width

—

Lot depth

—

Lot size

0.55 Acres

Year renovated

—

Sq. Ft.

2,026

Year built

1979

Style

Single Family Residential

County

Carroll County

APN

09 013318

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 8, 2026.

R-40,000

Residence District

The purpose of the R-40,000 Residence District is primarily to provide a location for single-family residential development, the individual lots of which generally contain a minimum of 40,000 sq ft. This district is generally not intended to be served with public water or sewerage facilities although in special situations, it may be. The district would generally coincide with areas designated for low-density residential development on the Master Plan.

Permitted uses

Include but are not limited to:

Agriculture
Religious facility
Housing-Single unit
Housing-Senior
Public service
Educational/school

Property details

Parking

Parking Information
# of Total Garage and Parking Spaces: 6
Driveway - # of Spaces: 6
Concrete Driveway, Gravel Driveway, Private, Unpaved
Driveway

Interior

Bedroom Information
# of Bedrooms On Main Level: 3
# of Bedrooms On 1st Lower Level: 1

Bathroom Information
# of Bathrooms (Full) On Main Level: 2
# of Bathrooms (Full): 2

Interior Information
Appliances: Built-In Microwave, Dishwasher, Dryer, Microwave, Oven - Single, Exhaust Fan, Humidifier, Cooktop, Oven/Range - Electric, Stainless Steel Appliances, Stove, Icemaker
Door Features: Storm, Sliding Glass
Interior Features: CeilngFan(s), Family Room Off Kitchen, Dining Area, Entry Level Bedroom, Floor Plan - Traditional, Tub Shower, Wood Floors
Living Area Sq.Ft. Source: Assessor

Room Information
# of Rooms: 9
Living Room, Dining Room, Master Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Kitchen, Family Room, Foyer, Utility Room, Bathroom 2, Master Bathroom
Laundry Type: Lower Floor

Fireplace Information
Has Fireplace
# of Fireplaces: 1
Screen, Wood, Brick

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

Exterior

Property Information
Total Below Grade Sq. Ft.: 400
Improvement Assessed Value: $146,600
Ownership Interest: Fee Simple
Year Built Source: Assessor

Building Information
Construction Materials: Vinyl Siding, Brick, Aluminum Siding
Foundation Details: Block
Other Structures: Above Grade, Below Grade
Outdoor Living Structures: Deck(s)
Roof: Shingle, Composite
Structure Type: Detached
Window Features: Double Hung, Screens
Other Structures: Shed

Exterior Information
Exterior Lighting, Gutter System

Lot Information
Lot Features: Front Yard, Landscaping, Level, Open, Rear Yard, Road Frontage
Tidal Water: No

Land Information
Land Assessed Value: $161,800

Above Grade Information
Finished Sq.Ft.: 1,126
Finished Sq.Ft. Source: Assessor

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

Financial

Tax Information
County Tax: $3,008
Tax Assessed Value: $287,300
Tax Year: 2022
Tax Annual Amount: $3,068

Assessments Information
Year Assessed: 2023

Utilities

Utilities Information
Cable
Central Air
Cooling Type: Central A/C
Cooling Fuel: Electric
90% Forced Air
Heating Fuel: Oil
Hot Water: Electric
Sewer Septic: Septic Pump
Under Ground, Cable TV Available
Water Source: Well

Location

School Information
Elementary School: WINFIELD
Middle Or Junior School: MT. AIRY
High School: SOUTH CARROLL
School District Name: CARROLL COUNTY PUBLIC SCHOOLS
Elementary School Source: 3rd Party
Middle School Source: 3rd Party
High School Source: 3rd Party
School District Source: 3rd Party

Location Information
Outside City Limits
Directions: GPS

Public facts

Beds: —
Baths: 2.0
Sq. Ft.: 2,026
Stories: 2.0
Lot Size: 0.55 acres
Style: Single Family Residential
Year Built: 1979
Year Renovated: —
County: Carroll County
APN: 09 013318

Home facts updated by county records on Oct 8, 2026

Other

Listing Information
Automatically Close on Close Date

Around this home

Schools

K - 12
Preschool & daycare

Winfield Elementary School

Public PreK-5 • Assigned • 2.4mi

6/10

Mount Airy Middle School

Public 6-8 • Assigned • 4.7mi

8/10

South Carroll High School

Public 9-12 • Assigned • 2.5mi

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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 101° expected this year, 15 days in 30 years

4/10 Wind Factor

15% 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

$516,000 – $625,000

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New listings for sale in 21771

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REDFIN COMING SOON3D & VIDEO TOUR

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112 Cloverdale Ct, Mount Airy, MD 21771

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3D WALKTHROUGH

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Home values near 2509 Penn Hill Rd

Data from public records.

Address	Redfin Estimate
2506 Penn Hill Road, Mount Airy, MD - Beds \| 3 Baths \| 2198 Sq. Ft.	$519,084
2508 Penn Hill Road, Mount Airy, MD 3 Beds \| 2.5 Baths \| 2152 Sq. Ft.	$658,737
2511 Penn Hill Road, Mount Airy, MD - Beds \| 2 Baths \| 2234 Sq. Ft.	$588,910
2415 Gillis Road, Mount Airy, MD - Beds \| 2 Baths \| 1930 Sq. Ft.	$454,342
2509 Gillis Road, Mount Airy, MD - Beds \| 2 Baths \| 1958 Sq. Ft.	$467,274
5411 Valley View Court, Mount Airy, MD - Beds \| 2 Baths \| 1316 Sq. Ft.	$466,762
2417 Gillis Road, Mount Airy, MD 4 Beds \| 2 Baths \| 1162 Sq. Ft.	$338,749

Address	Redfin Estimate
2504 Penn Hill Road, Mount Airy, MD 3 Beds \| 2 Baths \| 1770 Sq. Ft.	$527,283
2505 Penn Hill Road, Mount Airy, MD - Beds \| 1.5 Baths \| 1033 Sq. Ft.	$388,984
2413 Gillis Road, Mount Airy, MD - Beds \| 2 Baths \| 1316 Sq. Ft.	$425,558
2419 Gillis Road, Mount Airy, MD 4 Beds \| 2.5 Baths \| 1576 Sq. Ft.	$471,873
2421 Gillis Road, Mount Airy, MD - Beds \| 2 Baths \| 1358 Sq. Ft.	$409,641
5407 Valley View Court, Mount Airy, MD - Beds \| 1 Baths \| 1512 Sq. Ft.	$504,907
2650 Walston Road, Mount Airy, MD - Beds \| 2 Baths \| 2170 Sq. Ft.	$562,036

Address	Redfin Estimate
2512 Penn Hill Road, Mount Airy, MD - Beds \| 2 Baths \| 2476 Sq. Ft.	$588,793
2507 Penn Hill Road, Mount Airy, MD 3 Beds \| 3 Baths \| 2726 Sq. Ft.	$607,392
5404 Valley View Court, Mount Airy, MD - Beds \| 3 Baths \| 1582 Sq. Ft.	$500,517
2411 Gillis Road, Mount Airy, MD - Beds \| 2 Baths \| 1573 Sq. Ft.	$435,312
5409 Valley View Court, Mount Airy, MD 3 Beds \| 2 Baths \| 1902 Sq. Ft.	$481,768
2501 Gillis Road, Mount Airy, MD - Beds \| 2 Baths \| 1704 Sq. Ft.	$511,906
5408 Valley View Court, Mount Airy, MD - Beds \| 1.5 Baths \| 910 Sq. Ft.	$408,593

Property information provided by BRIGHT MLS when last listed in 2023. 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

Sale history for 2509 Penn Hill Rd

Tax history for 2509 Penn Hill 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 2509 Penn Hill Rd

More real estate resources