OFF MARKET

Off Market Oct 2018 for $624K

$789,838

Est. refi paymentEst. refi $3,992/mo

•

2,678

sq ft

429 Highland Ridge Ave, Gaithersburg, MD 20878

About this home

Located just off a tree-lined walking path, sits this wonderful 4BR/3.5BA brick home. HWflrs span thru main level including recently remodeled kitchen showcasing stunning quartz counters paired w/ attractive soft-close cabinetry & SSappl. HWflrs continue in MBR suite complete w/ dual closets & spa bath. Finished LL. Attached garage with side load street access & driveway parking. Excellent location!

Single-familyProperty Type

1997Year Built

2,922 sq ftLot Size

$295Est. Price/Sq.Ft.

1 car garageParking

Listed by Mike Aubrey • Long & Foster Real Estate, Inc.

•301-975-9500 (broker)

Bought with Kristina Temple • Long & Foster Real Estate, Inc.

•202-364-1300 (broker)

Redfin checked: a few seconds ago

•Source:BRIGHT MLS #1001954228

Redfin Estimate

$789,838

$165K since sold in October 2018$10K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 30% lower than the average sale price ($1.13M) of 5 comparable homes.

SOLD AUG 5, 2026
$865,000
A
4 beds3.5 baths3,050 sq ft
113 Summer Walk Dr, Gaithersburg, MD 20878
SOLD MAY 15, 2026
$740,000
B
3 beds3.5 baths2,774 sq ft
217 Church Gate Ln, Gaithersburg, MD 20878
SOLD AUG 7, 2026
$1,475,000
C
4 beds3.5 baths2,772 sq ft
944 Gentlewood St, Gaithersburg, MD 20878
SOLD JUN 25, 2026
$1,294,900
D
4 beds3.5 baths4,036 sq ft
614 Linslade St, Gaithersburg, MD 20878
SOLD JUN 30, 2026
$1,270,000
E
4 beds3.5 baths3,826 sq ft
945 Main St, Gaithersburg, MD 20878

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Earn from this home

Sell

$323,417

Est. take-home

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Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$3,730/mo

Redfin rental estimate

List your home for rent

Market trends in 20878, MD

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.6%

0.3% MoM

Median sale price

$795K

$344 MoM

Avg. days on market

39d

5 days MoM

Recently sold homes

192

17 MoM

New listings for sale

NEW 4 HRS AGO
17 Green Dome Pl, Gaithersburg, MD 20878
$739,000
4 beds4.5 baths2,121 sq ft
17 Green Dome Pl, Gaithersburg, MD 20878
(202) 944-5000
OPEN SUN, 1PM TO 3PM
$668,000
3 beds3 baths2,793 sq ft
421 Hydrangea Pl, Gaithersburg, MD 20878
(301) 299-6000
OPEN TODAY, 5PM TO 7PM
$990,000
4 beds3.5 baths3,503 sq ft
435 Upshire Cir, Gaithersburg, MD 20878
(833) 335-7433
NEW 17 HRS AGO
$895,000
5 beds3.5 baths3,884 sq ft
18 Solitaire Ct, Gaithersburg, MD 20878
(301) 652-0643
OPEN SUN, 1PM TO 3PM
$675,000
3 beds2.5 baths1,752 sq ft
11620 Happy Choice Ln, North Potomac, MD 20878
(301) 299-6000
3D WALKTHROUGH
$724,900
3 beds3 baths2,306 sq ft
111 Longpoint Way, Gaithersburg, MD 20878
(301) 652-0643
COMING SOON
$849,900
4 beds3 baths2,096 sq ft
10 Treworthy Rd, Gaithersburg, MD 20878
(240) 219-2422
EARLY ACCESS
$515,000
4 beds1 bath1,306 sq ft
11900 Marmary Rd, Gaithersburg, MD 20878
OPEN SAT, 10AM TO 5PM
$190,000
1 bed1 bath879 sq ft
9701 Fields Rd #1008, Gaithersburg, MD 20878
(240) 219-2422
OPEN SAT, 12PM TO 3PM
$820,000
4 beds3.5 baths2,866 sq ft
132 Quince Meadow Ave, Gaithersburg, MD 20878
(301) 340-8700
See all

Provided by Redfin

Redfin agents who toured

The front door of the home does not face Highland Ridge, the garage does face Highland Ridge. The master bedroom faces Highland Ridge As you walk in the front door the stairs to the bedroom level are directly in front of you the living room is to the...
8 years ago• May not reflect the current state of the home
Robin Andrews
Redfin Associate agent

Sale history for 429 Highland Ridge Ave

Date

Event

Price

BRIGHT MLS #1001954228

Oct 31, 2018

Sold

$624,900

$233/sq ft

Oct 23, 2018

Pending

—

Sep 23, 2018

Contingent

—

Aug 30, 2018

Price Changed

$624,900

$233/sq ft

Jun 28, 2018

Listed

$649,900

$243/sq ft

MRIS #MC6471320

Oct 16, 2007

Delisted

—

Jul 11, 2007

Listed

MRIS #MC6248497

Jul 9, 2007

Delisted

—

Nov 17, 2006

Listed

Public Records

Jul 15, 2004

Sold

$530,000

$198/sq ft

MRIS #MC4840463

Jun 1, 2004

Delisted

—

May 12, 2004

Listed

$198/sq ft

MRIS #MC2284269

Dec 30, 1997

Delisted

—

Sep 8, 1997

Listed

Public Records

Feb 7, 1997

Sold

$255,000

$95/sq ft

** Price available after signing in.

Year

Property tax

Land + Additions

Assessment*

2025

$7,722 (+7.4%)

$230,000 + $426,800

$656,800

2024

$7,193 (+7.5%)

2023

$6,691 (+3.0%)

2022

$6,494 (−0.3%)

$230,000 + $321,400

$551,400

2021

$6,510 (+0.7%)

2020

$6,467 (−1.2%)

2019

$6,547 (+3.3%)

$230,000 + $318,200

$548,200

2018

$6,335 (+2.4%)

2017

$6,184 (−2.2%)

$230,000 + $263,600

$493,600

2015

$6,323 (−1.2%)

$184,000 + $268,200

$452,200

2014

$6,403 (+1.1%)

2013

$6,334 (−3.0%)

2012

$6,532 (+3.5%)

2011

$6,311

2010

$6,311 (+24.7%)

2009

$5,060

Tax history for 429 Highland Ridge Ave

Year

Property tax

Land + Additions

Assessment*

2025

$7,722 (+7.4%)

$230,000 + $426,800

$656,800

2024

$7,193 (+7.5%)

2023

$6,691 (+3.0%)

2022

$6,494 (−0.3%)

$230,000 + $321,400

$551,400

2021

$6,510 (+0.7%)

2020

$6,467 (−1.2%)

2019

$6,547 (+3.3%)

$230,000 + $318,200

$548,200

2018

$6,335 (+2.4%)

2017

$6,184 (−2.2%)

$230,000 + $263,600

$493,600

2015

$6,323 (−1.2%)

$184,000 + $268,200

$452,200

2014

$6,403 (+1.1%)

2013

$6,334 (−3.0%)

2012

$6,532 (+3.5%)

2011

$6,311

2010

$6,311 (+24.7%)

2009

$5,060

*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
Permits

Beds

—

Baths

3.5

Stories

Lot width

—

Lot depth

—

Lot size

2,922 Sq. Ft.

Year renovated

—

Sq. Ft.

2,678

Year built

1997

Style

Single Family Residential

County

Montgomery County

APN

09 03137731

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 18, 2026.

MXD

Mixed Use Development Zone

It is the objective of this zone to provide a more flexible approach to the comprehensive design and development of multi-use projects more so than the procedures and regulations applicable under the various conventional zoning categories.

Permitted uses

Include but are not limited to:

Gas station
General retail
Restaurant
Housing-Single unit
Housing-Multiple units
Industrial
Self-Storage / mini-Storage
Hotel / motel
Office
Medical office

Jan 11, 2025 • Final

Residential electrical - no service change

Install a ChargePoint electric vehicle car charger inside of a garage.

Electrical

Ev charger

Apr 30, 2019 • Final

Residential mechanical

Replace a gas water heater.

Gas

Plumbing

Water heater

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
# of Attached Garage Spaces: 1
Garage Features: Garage Door Opener, Garage - Side Entry
# of Total Garage and Parking Spaces: 1
Has Garage
# of Garage Spaces: 1
Off Street, On Street, Attached Garage

Interior

Virtual Tour

Bedroom Information
# of Bedrooms On 1st Upper Level: 4

Bathroom Information
# of Bathrooms (Full) On 1st Upper Level: 2
# of Bathrooms (Half) On Main Level: 1
# of Bathrooms (Full) On 1st Lower Level: 1
# of Bathrooms (Full) On All Upper Levels: 2
# of Bathrooms (Full) On All Lower Levels: 1
# of Bathrooms (Half): 1
# of Bathrooms (Full): 3

Interior Information
Appliances: Washer/Dryer Hookups Only, Oven/Range - Gas, Microwave, Refrigerator, Icemaker, Dishwasher, Disposal, Washer, Dryer, Water Heater
Door Features: Atrium, Six Panel
Entry Location: Foyer
Interior Features: Attic, Breakfast Area, Kitchen - Gourmet, Dining Area, Master Bath(s), Chair Railings, Upgraded Countertops, Crown Moldings, Window Treatments, Wood Floors, Recessed Lighting, Floor Plan - Open
Living Area Sq.Ft. Source: Estimated
Wall & Ceiling Types: Dry Wall, High

Room Information
Living Room, Dining Room, Master Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Kitchen, Game Room, Family Room, Breakfast Room, Laundry, Storage Room

Fireplace Information
Has Fireplace
# of Fireplaces: 1
Fireplace - Glass Doors (N), Mantel(s)

Basement Information
Basement: Yes
Connecting Stairway, Fully Finished, Full

Exterior

Property Information
Not Federal Flood Zone
Total Below Grade Sq. Ft.: 972
Front Foot Fee: $321.12
Front Foot Fee Payment Frequency: Annually
Improvement Assessed Value: $318,200
Ownership Interest: Fee Simple
Property Condition: Very Good
Year Built Source: Estimated

Building Information
Builder Name: RYAN HOMES
Construction Materials: Brick, Combination, Brick Front
Other Structures: Above Grade, Below Grade
Outdoor Living Structures: Patio(s)
Roof: Composite
Structure Type: Detached
Window Features: Bay/Bow

Exterior Information
Bump-outs
Fencing: Rear

Pool Information
Community Pool

Lot Information
Tidal Water: No

Land Information
Land Assessed Value: $230,000

Above Grade Information
Finished Sq.Ft.: 1,978
Finished Sq.Ft. Source: Estimated

Below Grade Information
Unfinished Sq.Ft.: 272
Unfinished Sq.Ft. Source: Estimated
Finished Sq.Ft.: 700
Finished Sq.Ft. Source: Estimated

Financial

Tax Information
City/Town Tax: $1,293.23
County Tax: $5,075.69
Tax Assessed Value: $548,200
Tax Year: 2017
Tax Annual Amount: $6,876.05

Assessments Information
Special Assessment Payment: Annually
Year Assessed: 2018

Utilities

Utilities Information
Central Air
Cooling Type: Ceiling Fan(s), Central A/C
Cooling Fuel: Electric
Forced Air
Heating Fuel: Natural Gas
Hot Water: Natural Gas
Sewer Septic: Public Sewer
Water Source: Public

Location

Homeowners Association Information
HOA/Condo/Coop Rules: Alterations/Architectural Changes
HOA/Condo/Coop Fee Includes: Management, Pool(s), Snow Removal, Trash
HOA/Condo/Coop Amenities: Basketball Courts, Club House, Exercise Room, Jog/Walk Path, Pool - Outdoor, Tennis Courts
HOA Fee: $102
HOA Fee Frequency: Monthly

School Information
Elementary School: DIAMOND
Middle Or Junior School: LAKELANDS PARK
High School: NORTHWEST
School District Name: MONTGOMERY COUNTY PUBLIC SCHOOLS

Location Information
In City Limits
Directions: Great Seneca Hwy (MD-119) to Orchard Ridge Drive. Make a right at the first circle onto Mill Green Avenue. At the stop sign, make a left to house number 429 on the Right.
Municipality: GAITHERSBURG

Public facts

Beds: —
Baths: 3.5
Sq. Ft.: 2,678
Stories: 2.0
Lot Size: 2,922 square feet
Style: Single Family Residential
Year Built: 1997
Year Renovated: —
County: Montgomery County
APN: 09 03137731

Home facts updated by county records on Jul 17, 2026

Around this home

Schools

Diamond Elementary School

Public PreK-5 • Assigned • 0.9mi

9/10

Lakelands Park Middle School

Public 6-8 • Assigned • 0.9mi

6/10

Northwest High School

Public 9-12 • Assigned • 3.2mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Gaithersburg, MD, is known for its diverse community, historic landmarks like the Gaithersburg Community Museum, and modern developments like the Kentlands. It combines a rich heritage with thriving shopping, dining, and recreational options, making...
4 weeks ago • Gaithersburg
Bryan Kerrigan
Redfin Premier agent
738 deals
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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

7/10 Heat Factor

7 days above 102° expected this year, 16 days in 30 years

4/10 Wind Factor

9% 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

Gaithersburg, MD • 20878

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 9.3 hours in June and 4.1 hours in December, placing it below the U.S. average for solar exposure.

9.3 hrs

4.1 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$751,000 – $909,000

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New listings for sale in 20878

NEW 4 HRS AGO

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EARLY ACCESSREDFIN COMING SOON

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OPEN SAT, 10AM TO 5PM

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Home values near 429 Highland Ridge Ave

Data from public records.

Address	Redfin Estimate
318 Highland Ridge Avenue, Gaithersburg, MD 3 Beds \| 2.5 Baths \| 1672 Sq. Ft.	$682,083
434 Highland Ridge Avenue, Gaithersburg, MD 3 Beds \| 3 Baths \| 1672 Sq. Ft.	$682,076

Address	Redfin Estimate
320 Highland Ridge Avenue, Gaithersburg, MD - Beds \| 3 Baths \| 2469 Sq. Ft.	$712,231
436 Highland Ridge Avenue, Gaithersburg, MD - Beds \| 2.5 Baths \| 2212 Sq. Ft.	$664,680

Address	Redfin Estimate
430 Highland Ridge Avenue, Gaithersburg, MD - Beds \| 3 Baths \| 2521 Sq. Ft.	$753,702
438 Highland Ridge Avenue, Gaithersburg, MD 3 Beds \| 3 Baths \| 1672 Sq. Ft.	$687,667

Property information provided by BRIGHT MLS when last listed in 2018. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 20878, MD

Redfin agents who toured

Sale history for 429 Highland Ridge Ave

Tax history for 429 Highland Ridge Ave

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 20878

Home values near 429 Highland Ridge Ave

More real estate resources