OFF MARKET

Off market jul 2009 for $890K

$1,183,441

•

4,000

sq ft

17521 Ridge Rd, Rockville, MD 20853

About this home

Single-familyProperty Type

1973Year Built

3.41 acresLot Size

$296Est. Price/Sq.Ft.

4 car garageParking

Listed by Buster Maurer • RE/MAX Realty Centre, Inc.

•301-774-5900 (broker)

Listed by Bill Coulter • RE/MAX Realty Centre, Inc.

•301-774-5900 (broker)

Bought with Brent Sykes • RE/MAX Allegiance

•703-971-5555 (broker)

•phil@philbolin.com (broker)

Redfin checked: a minute ago

•Source:BRIGHT MLS #1005256582

Redfin Estimate

$1,183,441

$293K since sold in July 2009$12K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 36.9% higher than the average sale price ($865K) of 4 comparable homes.

SOLD AUG 10, 2026
$930,100
A
4 beds4.5 baths3,970 sq ft
3800 Queen Mary Dr, Olney, MD 20832
SOLD OCT 14, 2026
$822,500
B
4 beds3.5 baths2,814 sq ft
18029 Lafayette Dr, Olney, MD 20832
SOLD JUL 29, 2026
$855,410
C
4 beds3.5 baths4,040 sq ft
17223 Sandy Knoll Dr, Olney, MD 20832
SOLD JUN 18, 2026
$850,000
D
4 beds3.5 baths2,662 sq ft
4120 Sir Walter Rd, Olney, MD 20832

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Earn from this home

Sell

$707,427

Est. take-home

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Rent

$3,914/mo

Redfin rental estimate

List your home for rent

Market trends in 20853, MD

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

98.7%

1.5% MoM

Median sale price

$650K

$15K MoM

Avg. days on market

39d

4 days MoM

Recently sold homes

7 MoM

New listings for sale

$485,000
3 beds1 bath1,081 sq ft
12912 Evanston St, Rockville, MD 20853
(240) 630-8689
$499,900
3 beds1 bath1,172 sq ft
4209 Federal St, Rockville, MD 20853
(410) 730-6100
$185,000
1 bed1 bath939 sq ft
2507 Baltimore Rd Unit 2507-1, Rockville, MD 20853
(202) 243-7700
$899,900
4 beds2.5 baths2,602 sq ft
4921 Sweetbirch Dr, Rockville, MD 20853
(240) 630-8689
$800,000
5 beds3 baths2,790 sq ft
14909 Waterway Dr, Rockville, MD 20853
(301) 652-0643
Unknown
2 beds1 bath1,084 sq ft
14427 Parkvale Rd #8, Rockville, MD 20853
(240) 403-0400
$249,000
2 beds1 bath1,025 sq ft
14428 Parkvale Rd #5, Rockville, MD 20853
(301) 424-0900
$675,000
5 beds3 baths2,292 sq ft
14122 Bauer Dr, Rockville, MD 20853
(301) 750-1080
$809,900
5 beds4 baths2,950 sq ft
14413 Bauer Dr, Rockville, MD 20853
(571) 839-2852
OPEN SAT, 1PM TO 3PM
$650,000
5 beds3 baths1,783 sq ft
4302 Bel Pre Rd, Rockville, MD 20853
(301) 760-2136
See all

Provided by Redfin

Sale history for 17521 Ridge Rd

Join or sign in to view all info

Year

Property tax

Land + Additions

Assessment*

2026

$11,327 (+13.3%)

2025

$9,996 (+7.6%)

2024

$9,287 (+7.4%)

$269,200 + $582,000

$851,200

2023

$8,644 (+12.6%)

2022

$7,680 (+1.3%)

2021

$7,585 (+0.8%)

$256,400 + $438,200

$694,600

2020

$7,523 (+0.7%)

2019

$7,474

2018

$7,480 (−1.8%)

$256,400 + $431,000

$687,400

2017

$7,618 (+5.7%)

$256,400 + $431,000

$687,400

2015

$7,208 (+3.3%)

2014

$6,979 (+2.9%)

$233,100 + $404,200

$637,300

2013

$6,780 (+5.2%)

2012

$6,448 (−11.3%)

2011

$7,270

2010

$7,270 (+38.3%)

2009

$5,257

Tax history for 17521 Ridge Rd

Year

Property tax

Land + Additions

Assessment*

2026

$11,327 (+13.3%)

2025

$9,996 (+7.6%)

2024

$9,287 (+7.4%)

$269,200 + $582,000

$851,200

2023

$8,644 (+12.6%)

2022

$7,680 (+1.3%)

2021

$7,585 (+0.8%)

$256,400 + $438,200

$694,600

2020

$7,523 (+0.7%)

2019

$7,474

2018

$7,480 (−1.8%)

$256,400 + $431,000

$687,400

2017

$7,618 (+5.7%)

$256,400 + $431,000

$687,400

2015

$7,208 (+3.3%)

2014

$6,979 (+2.9%)

$233,100 + $404,200

$637,300

2013

$6,780 (+5.2%)

2012

$6,448 (−11.3%)

2011

$7,270

2010

$7,270 (+38.3%)

2009

$5,257

*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

2.5

Stories

Lot width

—

Lot depth

—

Lot size

2.18 Acres

Year renovated

—

Sq. Ft.

4,000

Year built

1973

Style

Single Family Residential

County

Montgomery County

APN

08 00724272

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 14, 2026.

RE-1

Residential Estate - 1 Zone

The intent of the RE-1 zone is to provide designated areas of the County for large-lot residential uses. The predominant use is residential in a detached house. Optional method MPDU Development is applicable only for development that is served by public sewer service and where designated for sewer service in the applicable master plan.

Permitted uses

Include but are not limited to:

Agriculture-Other
Assembly/ meeting place
Housing-Single unit
Housing-Senior
Infrastructure-Other
Public service
Kennel
Transportation-Other
Park & open space

Property details

Parking

Parking Information
# of Attached Garage Spaces: 4
Garage Features: Garage Door Opener
# of Total Garage and Parking Spaces: 4
Has Garage
# of Garage Spaces: 4
Garage
Attached Garage

Interior

Bedroom Information
# of Bedrooms On Main Level: 4

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

Interior Information
Appliances: Cooktop, Dishwasher, Disposal, Dryer, Icemaker, Microwave, Oven - Wall, Oven/Range - Gas, Refrigerator, Washer
Entry Location: Foyer
Interior Features: Dining Area, Breakfast Area, Built-Ins, Upgraded Countertops, Master Bath(s), Sauna, Wood Floors, Floor Plan - Open

Room Information
Master Bedroom, Game Room, 2nd Stry Fam Ovrlk, Study, Sun/Florida Room, Laundry, Bedroom 6

Fireplace Information
Has Fireplace
# of Fireplaces: 2
Fireplace - Glass Doors, Mantel(s)

Basement Information
Basement: Yes
Outside Entrance, Fully Finished, Side Entrance, Walkout Level

Exterior

Property Information
Front Foot Fee Payment Frequency: Annually
Improvement Assessed Value: $413,890
Ownership Interest: Fee Simple
Property Condition: Very Good
Year Built Source: Estimated

Building Information
Construction Not Completed
Construction Materials: HardiPlank Type, Stone
Outdoor Living Structures: Deck(s), Patio(s), Porch(es)
Roof: Composite
Structure Type: Detached
Other Structures: Storage Barn/Shed

Exterior Information
Extensive Hardscape, Hot Tub, Stone Retaining Walls

Lot Information
Lot Features: Backs to Trees, Backs - Parkland, Landscaping
Tidal Water: No

Land Information
Land Assessed Value: $333,240

Financial

Tax Information
County Tax: $5,775.31
Tax Assessed Value: $747,130
Tax Year: 2008
Tax Annual Amount: $7,875.75

Assessments Information
Special Assessment Payment: Annually
Year Assessed: 2010

Utilities

Utilities Information
Central Air
Cooling Type: Central A/C
Cooling Fuel: Electric
Baseboard, Heat Pump(s)
Heating Fuel: Electric, Natural Gas
Hot Water: Natural Gas
Sewer Septic: Septic Exists
Water Source: Well

Location

Location Information
Directions: Muncaster Mill to Bowie Mill, Right on Bready, Right Ridge

Public facts

Beds: —
Baths: 2.5
Sq. Ft.: 4,000
Stories: 1.0
Lot Size: 2.18 acres
Style: Single Family Residential
Year Built: 1973
Year Renovated: —
County: Montgomery County
APN: 08 00724272

Home facts updated by county records on Oct 14, 2026

Around this home

Schools

Sequoyah Elementary School

Public K-5 • Assigned • 1.0mi

7/10

Redland Middle School

Public 6-8 • Assigned • 1.8mi

7/10

Col. Zadok Magruder High School

Public 9-12 • Assigned • 1.3mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

You will love living in Olney, MD; a wonderful place with a small town feel!. The heart of Olney is where Georgia Ave and Route 108 meet. Parks, entertainment, supermarkets and wonderful dining options are plentiful in this AMAZING community. Your...
5 days ago • Olney
Bryan Kerrigan
Redfin Premier agent
741 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.31% chance of being in a wildfire in next 30 years

6/10 Heat Factor

7 days above 102° expected this year, 15 days in 30 years

4/10 Wind Factor

13% 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

Rockville, MD • 20853

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 4.2 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.2 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.13M – $1.36M

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Unknown

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Home values near 17521 Ridge Rd

Data from public records.

Address	Redfin Estimate
17416 Ridge Dr, Rockville, MD - Beds \| 1 Baths \| 3068 Sq. Ft.	$705,973
17600 Ridge Dr, Rockville, MD - Beds \| 1 Baths \| 1614 Sq. Ft.	$550,462

Address	Redfin Estimate
17408 Ridge Dr, Rockville, MD - Beds \| 2.5 Baths \| 2472 Sq. Ft.	$745,707
17500 Ridge Dr, Rockville, MD - Beds \| 3 Baths \| 2494 Sq. Ft.	$730,033

Address	Redfin Estimate
17501 Ridge Dr, Rockville, MD 4 Beds \| 3.5 Baths \| 3600 Sq. Ft.	$1,088,135
17515 Ridge Dr, Rockville, MD 4 Beds \| 3 Baths \| 3500 Sq. Ft.	$787,035

Property information provided by BRIGHT MLS when last listed in 2009. 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 20853, MD

Sale history for 17521 Ridge Rd

Tax history for 17521 Ridge Rd

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 20853

Home values near 17521 Ridge Rd

More real estate resources