9421 Thornhill Rd

2,498 Sq. Ft.
$380 / Sq. Ft.
2,498
Sq. Ft.
$380
per Sq. Ft.

Description

Welcome to this charming all-brick Colonial in the coveted North Hills Sligo Park neighborhood, where timeless 1934 craftsmanship meets stunning 2026 renovations. Featuring a slate roof (2020), brand-new high-efficiency windows, new exterior doors, new 200-amp electrical service, and four finished levels of living space, this move-in ready home offers luxury, comfort, and peace of mind. Step through the etched-glass front door into a dramatic marble foyer with vaulted ceiling. The sun-filled living...Welcome to this charming all-brick Colonial in the coveted North Hills Sligo Park neighborhood, where timeless 1934 craftsmanship meets stunning 2026 renovations. Featuring a slate roof (2020), brand-new high-efficiency windows, new exterior doors, new 200-amp electrical service, and four finished levels of living space, this move-in ready home offers luxury, comfort, and peace of mind. Step through the etched-glass front door into a dramatic marble foyer with vaulted ceiling. The sun-filled living room showcases new solid oak hardwood floors, original architectural trim, art-focused recessed lighting, and a wood-burning fireplace. Elegant crown molding leads to the formal dining room—perfect for entertaining. The beautifully renovated chef’s kitchen (2026) is a standout feature with bookmatched granite countertops, matching granite backsplash, all-new high-end smart appliances, custom soft-close cabinetry, and brushed-brass hardware. An adjoining breakfast nook includes a built-in coffee bar and charging station. Upstairs, enjoy a spacious two-story primary suite plus two additional generously sized bedrooms, a fully renovated hall bath (2026), and a dedicated laundry room with new full-size washer and dryer (2026). All bedrooms feature new premium stain-resistant carpeting with 25-year warranty. The private dual-level primary suite offers a finished loft retreat with walk-in closet and ideal home office or reading room. The luxurious ensuite bath (2026) features marble finishes, custom quartz vanity, and oversized walk-in shower with integrated seating. The fully renovated lower level (2026) adds a large family room and half bath. An attached garage provides convenience, while the detached shed offers flexible space for a studio, gym, office, or workshop. Outside, enjoy a quiet flat backyard in one of Silver Spring’s most desirable tree-lined neighborhoods. Steps to Sligo Creek Park trails and playgrounds, with easy access to Forest Glen Metro, I-495, the future Purple Line, and Downtown Silver Spring dining and shopping. Rarely does a renovation of this caliber come to market. Move in, relax, and enjoy the best of Silver Spring living.
  1. Listed by Douglas C Perry • RE/MAX Excellence Realty
    P: (240)-505-2931 dperry@dougperry.com

Property Details for 9421 Thornhill Road

Tax ID Number
161301031644
Ownership
Fee Simple
Condo Coop Association
No
HOA
No
Structure Type
Detached
Style
Colonial, Traditional
Levels/Stories
4
Waterfront
No
LISTING UPDATED: 04/20/2026 05:51 PM

Property Details for 9421 Thornhill Road

StatusActive
MLS #MDMC2227418
Days on Market6
Taxes$7,190 / year
HOA Fees-
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeResidential / Fee Simple
Year Built1934
Lot Size0.17 AC / 7,405 SF
CountyMontgomery County

Location

Listing Courtesy of RE/MAX Excellence Realty
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Building Information for 9421 Thornhill Road

Stories4Year Built1934Building Size-Lot Size0.17 AC / 7,405 SF

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$4,783

Property Taxes

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Property Information for 9421 Thornhill Road

Location
Location
  • In City Limits: No
  • Transportation: Bus Stop less than 1 mile, Metro/Subway Station 1 to 3 miles
  • School District Name: MONTGOMERY COUNTY PUBLIC SCHOOLS
  • School District County ID: 121138126809
  • Elementary School: SLIGO CREEK (MONTGOMERY MD)
  • ElementarySchoolSource: Listing Agent
  • Middle Or Junior School: SILVER SPRING INTERNATIONAL (MONTGOMERY MD)
  • MiddleSchoolSource: Listing Agent
  • High School: NORTHWOOD (MONTGOMERY MD)
  • HighSchoolSource: Listing Agent
  • County: MONTGOMERY
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
  • Property Manager Y/N: No
  • Senior Community: No
  • Association Recreation Fee Y/N: No
Taxes and Assessment
Taxes and Assessment
  • Tax Year: 2026
  • Tax Assessed Value: $580,533
  • Year Assessed: 2025
  • County Tax: $6,445
  • Improvement Assessed Value: $287,600
  • Land Assessed Value: $313,600
  • Clean Green Assessed: No
  • Front Foot Fee: $0
  • Front Foot Fee Payment Frequency: Annually
  • Municipal Trash: Yes
  • Refuse Fee: $671
  • Loss Mitigation Fee: No
  • Agricultural Tax Due: No
  • Historic: No
  • Zoning: R60
  • Tax Lot: 18
  • School Tax: $0
  • Tax Page Number: 271
  • Automatically Update Tax Values Y/N: Yes
Rooms
Main
  • # Bedrooms Count Main Level: 0
  • # Bathrooms Count Main Level: 0
  • # Bathrooms Full Main Level: 0
  • # Bathrooms Half Main Level: 0
All Upper Levels
  • # Bedrooms Count All Upper Levels: 3
  • # Bathrooms Count All Upper Levels: 2
  • # Bathrooms Full All Upper Levels: 2
  • # Bathrooms Half All Upper Levels: 0
Upper Level 1
  • # Bedrooms Count Upper Level: 3
  • # Bathrooms Count Upper Level: 2
  • # Bathrooms Full Upper Level: 2
  • # Bathrooms Half Upper Level: 0
Upper Level 2
  • # Bedrooms Count Upper Level: 0
  • # Bathrooms Count Upper Level: 0
  • # Bathrooms Full Upper Level: 0
  • # Bathrooms Half Upper Level: 0
All Lower Levels
  • # Bedrooms All Lower Levels: 0
  • # Bathrooms All Lower Levels: 1
  • # Bathrooms Full All Lower Levels: 0
  • # Bathrooms Half All Lower Levels: 1
Lower Level 1
  • # Bedrooms Lower Level: 0
  • # Bathrooms Lower Level: 1
  • # Bathrooms Full Lower Level: 0
  • # Bathrooms Half Lower Level: 1
Rooms
  • Room List: Living Room, Dining Room, Bedroom 2, Bedroom 3, Kitchen, Foyer, Bedroom 1, Loft, Recreation Room, Bathroom 1, Bathroom 2, Half Bath
  • Stories: Lower 1, Main, Upper 1, Upper 2
Rooms Information
Room 1
  • Room Type: Bathroom 2
  • Room Level: Upper 1
  • Room Exists: Yes
Room 2
  • Room Type: Loft
  • Room Level: Upper 2
  • Room Exists: Yes
  • Room Features: Attic - Walk-Up
Room 3
  • Room Type: Half Bath
  • Room Level: Lower 1
  • Room Exists: Yes
Room 4
  • Room Type: Recreation Room
  • Room Level: Lower 1
  • Room Exists: Yes
Room 5
  • Room Type: Foyer
  • Room Level: Main
  • Room Exists: Yes
Room 6
  • Room Type: Bedroom 1
  • Room Level: Upper 1
  • Room Exists: Yes
Room 7
  • Room Type: Bedroom 2
  • Room Level: Upper 1
  • Room Exists: Yes
Room 8
  • Room Type: Bedroom 3
  • Room Level: Upper 1
  • Room Exists: Yes
Room 9
  • Room Type: Bathroom 1
  • Room Level: Upper 1
  • Room Exists: Yes
  • Room Features: Bathroom - Walk-In Shower, Countertop(s) - Quartz, Flooring - Ceramic Tile
Room 10
  • Room Type: Kitchen
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Breakfast Nook, Built-Ins, Flooring - Solid Hardwood
Room 11
  • Room Type: Dining Room
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Crown Molding, Flooring - Solid Hardwood, Formal Dining Room
Room 12
  • Room Type: Living Room
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Crown Molding, Fireplace - Wood Burning, Flooring - Solid Hardwood, Lighting - Ceiling, Lighting - LED, Lighting - Recessed
Building Info
Green Info
  • Green Energy Efficient: Appliances
Building Info
  • Year Major Reno Remodel: 2026
  • Total Finished SQFT: 2,498.00
  • Total Finished SQFT Source: Estimated
  • Tax Total Finished SQFT: 1,590.00
  • Total SQFT: 2,578.00
  • Total SQFT Source: Estimated
  • Construction Materials: Brick
  • Roof: Slate
  • Flooring Type: Hardwood, Luxury Vinyl Plank, Partially Carpeted, Marble
  • Basement Type: Connecting Stairway, Full, Fully Finished, Heated, Improved, Interior Access, Windows
  • Basement Finished Percent: 85.00
  • Basement Footprint Percent: 95.00
  • Foundation Details: Block
  • Room and Floor: Bedrooms-Upper Level 1-1, Bedrooms-Upper Level 1-2, Bedrooms-Upper Level 1-3, Bathrooms Full-Upper Level 1-1, Bathrooms Full-Upper Level 1-2, Bathrooms Half-Lower Level 1-1
  • # Bathrooms Full: 2
  • # Bathrooms Half: 1
  • Other Structure: Shed
Lot / Land Information
Lot / Land Information
  • Lot Size Source: Estimated
  • Parcel ID: 14007475
  • Ground Rent Exists: No
Parking
Parking
  • Type Of Parking: Attached Garage, Driveway
  • Num of Attached Garage Spaces: 1
  • Driveway - # of Spaces: 1
  • Total Garage Spaces: 1
  • Garage Features: Built In, Garage - Front Entry, Garage Door Opener
Interior Features
Interior Features
  • Interior Features: Wood Floors, Primary Bath(s), Formal/Separate Dining Room, Floor Plan - Traditional, Carpet, Bathroom - Tub Shower, Bathroom - Walk-In Shower, Attic, Crown Moldings, Upgraded Countertops, Walk-in Closet(s)
  • Fireplace: Yes
  • Fireplaces Count: 1
  • Fireplace Features: Brick
  • Appliances: Built-In Microwave, Built-In Range, Dishwasher, Disposal, Dryer, Dryer - Electric, Dryer - Front Loading, Energy Efficient Appliances, ENERGY STAR Clothes Washer, ENERGY STAR Refrigerator, ENERGY STAR Dishwasher, Exhaust Fan, Microwave, Stainless Steel Appliances, Stove, Washer, Washer - Front Loading, Washer/Dryer Stacked, Water Heater
  • Accessibility Features: None
  • Window Features: Double Pane, Insulated, Screens, Vinyl Clad
  • Laundry Type: Upper Floor
Exterior Features
Exterior Features
  • Exterior Features: Outbuilding(s)
  • Pool: No Pool
Utilities
Utilities
  • Heating: Yes
  • Cooling Type: Central A/C, Multi Units
  • Cooling Fuel: Electric
  • Heating Type: Forced Air
  • Heating Fuel: Natural Gas, Electric
  • Hot Water: Natural Gas
  • Water Source: Public
  • Sewer Septic: Public Sewer
  • Electric Service: 200+ Amp Service
Confidential Data
Listing Office
  • List Agent AOR: Greater Capital Area Association of REALTORS
  • List Agent URL: www.dougperry.com

Property History for 9421 Thornhill Road

DateEvent & SourcePriceAppreciation
Apr 15, 2026

Listed (Active)

BRIGHT #MDMC2227418

$949,900
DateEvent & SourcePrice
04/15/2026

Listed (Active)

BRIGHT #MDMC2227418

$949,900

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

Public Records for 9421 Thornhill Road

Taxable ValueLand-Additions-Total-
Tax Record2025$6,038 ($503 / month)
Home Facts
Beds0Baths2.5Total Finished SqFt1,590 SqFtAbove Grade Finished SqFt1,590 SqFtStories2Lot Size7,478 SqFtStyleSingle Family ResidenceYear Built1945ZoningR60CountyMONTGOMERYAPN13-01031644Fireplace TypeHas Fireplace

Schools near 9421 Thornhill Road

This home is within Montgomery County Public Schools.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Public - PK to 12
Rating
School
Distance
Sligo Creek Elementary School
PublicK to 5

Silver Spring International Middle School
Public6 to 8

Northwood High School
Public9 to 12

Stephen Knolls School
PublicPK to 12

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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9421 Thornhill Road is a single family home for sale in Silver Spring, MD 20901. This property was listed for sale on April 15, 2026 by RE/MAX Excellence Realty, it's currently listed at $949,900. This listing's school district is Montgomery County Public Schools. Nearby schools include Sligo Creek Elementary School, Silver Spring International Middle School and Northwood High School. 9421 Thornhill Road is a 3-bed, 3-bath, 2,498 sqft single family home built in 1934.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of RE/MAX Excellence 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 04/20/2026 05:51 PM