Sold
Last Sold Price
7 beds9,988 sqft

4309 Sundown Rd, Gaithersburg, MD 20882

Single FamilyProperty Type
20 acresLot Size
1981Year Built
$120/sq ftPrice per sq ft
16 carsParking Spaces

Description

Spectacular 20 acre equestrian estate. A horse lover's dream. Two barns with 25 stalls, riding trails, heated tack rooms, 2 feed rooms, 3 storage sheds, a 2-level manager's apartment, office and more for the opportunity for an income producing operation. This stately manor boasts over 10,000 square feet of living space on 3 finished levels with 7 bedrooms/6.5 baths. There are formal living & dining rooms, a gourmet kitchen with a center island, a great room, sunroom/porch, main level bedroom and...Spectacular 20 acre equestrian estate. A horse lover's dream. Two barns with 25 stalls, riding trails, heated tack rooms, 2 feed rooms, 3 storage sheds, a 2-level manager's apartment, office and more for the opportunity for an income producing operation. This stately manor boasts over 10,000 square feet of living space on 3 finished levels with 7 bedrooms/6.5 baths. There are formal living & dining rooms, a gourmet kitchen with a center island, a great room, sunroom/porch, main level bedroom and an office with a loft. Upstairs you will find 4 large bedrooms including a master suite with sitting area, multiple walkin closets and a master bath that is a room unto itself - a Jacuzzi tub, separate shower and dual vanities and sinks. The finished walkout lower level features a billiard room, a gym, theater/media room, an in-law suite with full bath & dining area and access to the lower lever garage. The grounds offer gorgeous pastoral views and include a heated in-ground pool, central gazebo over-looking the riding ring, a Koi pond and endless outdoor activities. The private drive ends at a circular entry driveway. There are 4 garage spaces and tons of parking for cars, tractors or golf carts.
  • Listed by: Andrew A Werner Jr. 301.252.4770 andy@andywerner.com • RE/MAX Realty Group
Listing closed: 09/01/2021 12:00 AM • Source: BRIGHT, MLS#: MDMC689318
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Property Information for 4309 Sundown Road

Property Details

  • Taxes: $19,940 / year
  • MLS Type: Residential / Fee Simple
  • Tax ID Number: 160101809270
  • Ownership: Fee Simple
  • Condo Coop Association: No
  • HOA: No
  • Structure Type: Detached
  • Style: Colonial
  • Levels/Stories: 3
  • Waterfront: No
  • Views: Pasture, Pond, Scenic Vista, Trees/Woods
  • Garage: Yes
  • Subdivision: SUNDOWN HILLS
  • Subdivision: SUNDOWN HILLS (MONTGOMERY MD)
  • Legal Subdivision: SUNDOWN HILLS
  • Total Parking Spaces: 4
  • Central Air: Yes
  • Basement: Yes
  • Above Grade Finished SQFT: 6,988.00
  • Above Grade Fin SQFT Source: Assessor
  • Below Grade Finished SQFT: 3,000.00
  • Below Grade Fin SQFT Source: Assessor
  • Below Grade Unfinished SQFT: 304.00
  • Below Grade Unfin SQFT Source: Assessor
  • Total Below Grade SQFT: 3,304.00
  • Total Below Grade SQFT Source: Assessor
  • New Construction: No
  • Property Condition: Very Good

Building Information

  • Stories: 3
  • Year Built: 1981
  • Lot Size: 20.00 AC / 871,200 SF

Location

Location
  • In City Limits: No
  • School District Name: MONTGOMERY COUNTY PUBLIC SCHOOLS
  • School District County ID: 121138126809
  • SchoolDistrictSource: Listing Agent
  • Elementary School: LAYTONSVILLE (MONTGOMERY MD)
  • ElementarySchoolSource: Listing Agent
  • Middle Or Junior School: GAITHERSBURG (MONTGOMERY MD)
  • MiddleSchoolSource: Listing Agent
  • High School: GAITHERSBURG (MONTGOMERY MD)
  • HighSchoolSource: Listing Agent
  • County: MONTGOMERY

Waterfront / Water Access

Waterfront / Water Access
  • Water View: Yes
  • Water Access: No
  • Water Oriented: No
  • Navigable Water: No
  • Tidal Water: No
  • Riparian Rights Y/N: No

Association / Community Info

Association / Community Info
  • Senior Community: No

Taxes and Assessment

Taxes and Assessment
  • Tax Year: 2020
  • Tax Assessed Value: $1,764,600
  • Year Assessed: 2020
  • County Tax: $19,458
  • Improvement Assessed Value: $1,548,300
  • Land Assessed Value: $216,300
  • Clean Green Assessed: No
  • Refuse Fee: $213
  • Zoning: RDT
  • Zoning Dscrp: Residential/Horse Farm
  • Tax Lot: 28
  • Automatically Update Tax Values Y/N: Yes
  • TaxDataUpdatedYN: No

Rooms

Main
  • # Bedrooms Count Main Level: 1
  • # Bathrooms Count Main Level: 2
  • # Bathrooms Full Main Level: 1
  • # Bathrooms Half Main Level: 1
All Upper Levels
  • # Bedrooms Count All Upper Levels: 5
  • # Bathrooms Count All Upper Levels: 4
  • # Bathrooms Full All Upper Levels: 4
Upper Level 1
  • # Bedrooms Count Upper Level: 4
  • # Bathrooms Count Upper Level: 3
  • # Bathrooms Full Upper Level: 3
Upper Level 2
  • # Bedrooms Count Upper Level: 1
  • # Bathrooms Count Upper Level: 1
  • # Bathrooms Full Upper Level: 1
All Lower Levels
  • # Bedrooms All Lower Levels: 1
  • # Bathrooms All Lower Levels: 1
  • # Bathrooms Full All Lower Levels: 1
Lower Level 1
  • # Bedrooms Lower Level: 1
  • # Bathrooms Lower Level: 1
  • # Bathrooms Full Lower Level: 1
Rooms
  • Room List: Living Room, Dining Room, Primary Bedroom, Sitting Room, Bedroom 2, Bedroom 3, Bedroom 4, Bedroom 5, Kitchen, Game Room, Foyer, Bedroom 1, Study, Sun/Florida Room, Exercise Room, Great Room, In-Law/auPair/Suite, Laundry, Other, Media Room
  • Stories: Lower 1, Main, Upper 1, Upper 2

Rooms Information

Room 1
  • Room Type: Living Room
  • Room Length: 15.0
  • Room Width: 23.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - HardWood, Fireplace - Wood Burning
Room 2
  • Room Type: Kitchen
  • Room Length: 25.0
  • Room Width: 11.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - HardWood, Countertop(s) - Granite, Breakfast Nook, Kitchen - Eat-in
Room 3
  • Room Type: Dining Room
  • Room Length: 18.0
  • Room Width: 15.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 4
  • Room Type: Sun/Florida Room
  • Room Length: 23.0
  • Room Width: 9.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - Tile/Brick
Room 5
  • Room Type: Great Room
  • Room Length: 30.0
  • Room Width: 18.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 6
  • Room Type: Study
  • Room Length: 22.0
  • Room Width: 23.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 7
  • Room Type: Bedroom 1
  • Room Length: 18.0
  • Room Width: 13.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 8
  • Room Type: Other
  • Room Length: 20.0
  • Room Width: 17.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - Tile/Brick
Room 9
  • Room Type: Foyer
  • Room Length: 18.0
  • Room Width: 12.0
  • Room Level: Main
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 10
  • Room Type: Primary Bedroom
  • Room Length: 18.0
  • Room Width: 14.0
  • Room Level: Upper 1
  • Room Exists: Yes
  • Room Features: Flooring - HardWood, Primary Bedroom - Sitting Area
Room 11
  • Room Type: Bedroom 2
  • Room Length: 16.0
  • Room Width: 14.0
  • Room Level: Upper 1
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 12
  • Room Type: Laundry
  • Room Length: 8.0
  • Room Width: 8.0
  • Room Level: Main
  • Room Exists: Yes
Room 13
  • Room Type: Bedroom 4
  • Room Length: 23.0
  • Room Width: 16.0
  • Room Level: Upper 1
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 14
  • Room Type: Exercise Room
  • Room Length: 15.0
  • Room Width: 16.0
  • Room Level: Lower 1
  • Room Exists: Yes
  • Room Features: Flooring - Tile/Brick
Room 15
  • Room Type: Media Room
  • Room Level: Lower 1
  • Room Exists: Yes
Room 16
  • Room Type: Other
  • Room Length: 16.0
  • Room Width: 16.0
  • Room Level: Lower 1
  • Room Exists: Yes
  • Room Features: Flooring - Carpet
Room 17
  • Room Type: Other
  • Room Length: 21.0
  • Room Width: 8.0
  • Room Level: Lower 1
  • Room Exists: Yes
  • Room Features: Flooring - Tile/Brick
Room 18
  • Room Type: Other
  • Room Length: 13.0
  • Room Width: 13.0
  • Room Level: Lower 1
  • Room Exists: Yes
  • Room Features: Dining Area, Flooring - Carpet
Room 19
  • Room Type: Bedroom 5
  • Room Level: Upper 2
  • Room Exists: Yes
Room 20
  • Room Type: Bedroom 3
  • Room Length: 16.0
  • Room Width: 14.0
  • Room Level: Upper 1
  • Room Exists: Yes
  • Room Features: Flooring - HardWood
Room 21
  • Room Type: Sitting Room
  • Room Length: 18.0
  • Room Width: 12.0
  • Room Level: Upper 1
  • Room Exists: Yes
Room 22
  • Room Type: Game Room
  • Room Length: 26.0
  • Room Width: 9.0
  • Room Level: Lower 1
  • Room Exists: Yes
  • Room Features: Flooring - Tile/Brick
Room 23
  • Room Type: In-Law/auPair/Suite
  • Room Length: 28.0
  • Room Width: 18.0
  • Room Level: Lower 1
  • Room Exists: Yes
  • Room Features: Flooring - Carpet

Building Info

Building Info
  • Building Level Count: 3
  • Total Finished SQFT: 9,988.00
  • Total Finished SQFT Source: Assessor
  • Tax Total Finished SQFT: 9,988.00
  • Total SQFT: 10,292.00
  • Total SQFT Source: Assessor
  • Construction Materials: Brick
  • Roof: Shingle
  • Wall and Ceiling Types: 2 Story Ceilings, 9'+ Ceilings
  • Flooring Type: Carpet, Ceramic Tile, Hardwood
  • Basement Type: Full, Fully Finished, Improved, Outside Entrance, Heated, Windows, Connecting Stairway
  • Room and Floor: Bedrooms-Main Level-1, Bathrooms Full-Main Level-1, Bathrooms Half-Main Level-1, Bedrooms-Upper Level 1-1, Bedrooms-Upper Level 1-2, Bedrooms-Upper Level 1-3, Bedrooms-Upper Level 1-4, Bedrooms-Lower Level 1-1, Bathrooms Full-Upper Level 1-1, Bathrooms Full-Upper Level 1-2, Bathrooms Full-Upper Level 1-3, Bathrooms Full-Lower Level 1-1, Bedrooms-Upper Level 2-1, Bathrooms Full-Upper Level 2-1
  • # Bathrooms Full: 6
  • # Bathrooms Half: 1
  • Other Structure: Barn, Barn/Stable, Horse Stable, Run-in Shed, Feed Barn

Lot / Land Information

Lot / Land Information
  • Lot Size Source: Assessor
  • Lot Features: Backs to Trees, Cleared, Landscaping, Pond, Premium, Private, Rear Yard, Secluded, Rural, Trees/Wooded, Vegetation Planting, Level, Open
  • Fencing: Board
  • Location Type: Pond
  • Parcel ID: 13786348

Parking

Parking
  • Type Of Parking: Attached Garage, Driveway, Other
  • Num of Attached Garage Spaces: 4
  • Total Garage Spaces: 4
  • Total Non-Garage Parking Spaces: 12
  • Parking Features: Circular Driveway, Brick Driveway, Asphalt Driveway, Paved Driveway, Paved Parking, Private
  • Garage Features: Basement Garage, Garage - Side Entry, Garage Door Opener, Inside Access, Oversized

Interior Features

Interior Features
  • Interior Features: 2nd Kitchen, Additional Stairway, Attic, Breakfast Area, Chair Railings, Crown Moldings, Formal/Separate Dining Room, Kitchen - Eat-In, Kitchen - Gourmet, Kitchen - Island, Kitchen - Table Space, Primary Bath(s), Pantry, Walk-in Closet(s), Window Treatments, Wood Floors, Wine Storage, Ceiling Fan(s), Carpet, Built-Ins, Entry Level Bedroom
  • Fireplace: Yes
  • Fireplaces Count: 4
  • Fireplace Features: Mantel(s), Equipment
  • Appliances: Built-In Microwave, Cooktop, Cooktop - Down Draft, Dishwasher, Disposal, Dryer, Exhaust Fan, Icemaker, Oven - Self Cleaning, Oven - Wall, Humidifier, Instant Hot Water, Oven - Double, Oven/Range - Electric, Refrigerator, Stove, Trash Compactor, Washer, Water Heater
  • Accessibility Features: None
  • Door Features: Six Panel, French
  • Window Features: Bay/Bow, Atrium, Double Pane, Screens
  • Laundry Type: Main Floor

Exterior Features

Exterior Features
  • Spa: No
  • Exterior Features: BBQ Grill, Bump-outs, Extensive Hardscape, Exterior Lighting, Outbuilding(s), Secure Storage, Sidewalks, Water Fountains
  • Outdoor Living Structures: Deck(s), Brick, Patio(s), Porch(es), Terrace
  • Pool: Yes - Personal
  • Personal Pool Features: In Ground, Heated, Fenced
  • Horse: Yes
  • Horse Amenities: Horses Allowed, Paddock, Stable(s), Riding Ring

Utilities

Utilities
  • Heating: Yes
  • Cooling Type: Ceiling Fan(s), Central A/C
  • Cooling Fuel: Electric
  • Heating Type: Central, Forced Air
  • Heating Fuel: Geo-thermal, Central
  • Hot Water: Electric
  • Water Source: Well
  • Sewer Septic: Community Septic Tank, Private Septic Tank

Confidential Data

Listing Office
  • List Agent AOR: Greater Capital Area Association of REALTORS

Property History for 4309 Sundown Road

DateEvent & SourcePriceAppreciation
Sep 1, 2021

Closed (Public Record)

Public Record #1472518629

$1,200,000—
Sep 1, 2021

Closed (Public Record)

Public Record #1472518629

$1,200,000

-1.9% / yr

Sep 1, 2021

Closed

BRIGHT #MDMC689466

$1,200,000—
DateEvent & SourcePrice
09/01/2021

Closed (Public Record)

Public Record #1472518629

$1,200,000
09/01/2021

Closed (Public Record)

Public Record #1472518629

$1,200,000

-1.9% / yr

09/01/2021

Closed

BRIGHT #MDMC689466

$1,200,000

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

Public Records for 4309 Sundown Road

Taxable Value

Land

$216,300

Additions

$1,717,100
Total$1,933,400

Tax Record

2025

$20,667 ($1,722 / month)

Home Facts

Baths

6.5

Total Finished SqFt

8,948 SqFt

Above Grade Finished SqFt

8,948 SqFt

Stories

2

Lot Size

871,200 SqFt

Style

Farms

Year Built

1981

Year Renovated

1981

Zoning

AR

County

MONTGOMERY

APN

01-01809270

Schools near 4309 Sundown 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 - 6 to 12
Rating
School
Distance
Laytonsville Elementary School
PublicK to 5

Gaithersburg Middle School
Public6 to 8

Gaithersburg High School
Public9 to 12

Alternative Programs
Public6 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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Listing Courtesy of RE/MAX Realty Group

© 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 07/20/2026 10:01 PM