SOLD JUN 18, 2026

Sold on Jun 2026

$850,000

•

2,662

sq ft

4120 Sir Walter Rd, Olney, MD 20832

Track this home’s value and nearby sales activity

About this home

You will love everything about this 4-bedroom, 3 full and one half-bath treasure with a front porch in sought-after Williamsburg Village. Tucked away on a picturesque . 81-acre lot with beautiful blossoming trees, rich hardscape, azaleas, large shed, fire pit, hot tub and fertile fenced garden (not cultivated this year), this beautifully maintained colonial offers the perfect blend of privacy, charm and everyday comfort. This gem truly has it all - screened porch with a lighted ceiling fan and a workshop/studio with windows tucked behind the 2-car garage adding even more flexibility for hobbies, creative space or storage. Inside, you will be met with warm wood flooring throughout the main and upper levels. The spacious layout includes an amazing kitchen with beautiful granite counters, rich wood cabinets, some with glass-front doors, stainless appliances, and a large farm sink. There is an inviting living room with fireplace, dining room with door leading to screened porch, a family room, cozy fireplace and off of the living room is a laundry/mud room with a stacking washer & dryer and a convenient powder room. The primary suite is beautiful with an upscale bath showcasing a huge shower with a window and a double sink! A full bath and 2 additional bedrooms complete the upper level. The versatile lower level has a bedroom, den/home office, full bath, large recreation room and storage. No HOA! This home is ideally located just minutes from major commuting routes, top-rated schools, scenic walking trails, playgrounds, and several shopping centers with an abundance of great restaurants and grocery options. Enjoy nearby attractions like the renowned Olney Theatre Center, Olney Manor Recreation Park with tennis courts, athletic fields, indoor pool, and dog park, the public library, and the beloved Lone Oak Brewery. IMPROVEMENTS - 2026: Much of interior painted; 2026: Tile backsplash behind stove; 2025: Dishwasher; 2024: Refrigerator; 2022: Roof; 2020: Heat & A/C; 2017: Stove; 2015: Kitchen remodeled; 2014: Bathroom remodeled (primary); 2014: Hot water heater

Single-familyProperty Type

1969Year Built

0.81 acresLot Size

$319Price/Sq.Ft.

2 car garageParking

Listed by Janice Valois • Compass

•240-219-2422 (broker)

Listed by Jackie Valois Lind • Compass

•240-219-2422 (broker)

Bought with Adam Virkus • RE/MAX Realty Centre, Inc.

•301-774-5900 (broker)

Redfin checked: a minute ago

•Source:BRIGHT MLS #MDMC2229112

Redfin Estimate

$886,237

$36K since sold in June 2026$21K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 17.3% higher than the average sale price ($755K) of 5 comparable homes.

SOLD JUN 4, 2026
$725,000
A
4 beds2.5 baths2,640 sq ft
3713 King William Dr, Olney, MD 20832
SOLD AUG 3, 2026
$735,000
B
4 beds3.5 baths2,676 sq ft
17512 Princess Anne Dr, Olney, MD 20832
SOLD JUN 30, 2026
$720,000
C
4 beds3 baths2,298 sq ft
17617 Prince Edward Dr, Olney, MD 20832
SOLD JUL 6, 2026
$931,500
D
4 beds3.5 baths2,752 sq ft
3709 King William Dr, Olney, MD 20832
SOLD DEC 8, 2025
$665,000
E
4 beds3.5 baths2,450 sq ft
17601 Prince Edward Dr, Olney, MD 20832

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Market trends in 20832, MD

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.0%

+0.0% MoM

Median sale price

$642K

$30K MoM

Avg. days on market

20d

0 days MoM

Recently sold homes

6 MoM

New listings for sale

COMING SOON
3212 Spartan Rd Unit 2-E-5, Olney, MD 20832
$219,900
3 beds1.5 baths996 sq ft
3212 Spartan Rd Unit 2-E-5, Olney, MD 20832
(301) 774-5900
OPEN SAT, 12PM TO 2PM
$899,900
7 beds6 baths4,524 sq ft
4237 Stafford Rd, Olney, MD 20832
(877) 366-2213
EARLY ACCESS
$599,900
3 beds3 baths2,200 sq ft
2240 Winter Garden Way, Olney, MD 20832
COMING SOON
$387,000
3 beds2.5 baths1,397 sq ft
2917 Mcgee Way, Olney, MD 20832
(301) 388-2600
$264,000
1 bed1 bath1,005 sq ft
18128 Rolling Meadow Way #191, Olney, MD 20832
(301) 652-0643
$825,000
4 beds3.5 baths2,814 sq ft
18029 Lafayette Dr, Olney, MD 20832
(301) 424-0900
OPEN SUN, 11AM TO 1PM
$1,175,000
4 beds4.5 baths5,052 sq ft
18306 Paradise Cove Ter, Olney, MD 20832
(410) 549-2200
OPEN SAT, 1:30PM TO 3:30PM
$895,000
5 beds3.5 baths4,162 sq ft
16904 Continental Ct, Olney, MD 20832
(301) 854-2155
FOR SALE BY OWNER
$725,000
4 beds3 baths2,302 sq ft
19001 Bloomfield Rd, Olney, MD 20832
COMING SOON
$414,900
4 beds3.5 baths1,388 sq ft
3437 Bantry Way, Olney, MD 20832
(301) 850-0255
See all

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Rental estimate

Est. $3,555 per month, based on comparable rentals

Sale and tax history for 4120 Sir Walter Rd

Sale History
Tax History

Year

Property tax

Land + Additions

Assessment*

2025

$7,283 (+5.1%)

2024

$6,931 (+4.3%)

$311,600 + $308,000

$619,600

2023

$6,644 (+9.5%)

2022

$6,069 (+2.9%)

2021

$5,900 (+3.4%)

$296,700 + $256,700

$553,400

2020

$5,708 (+2.3%)

2019

$5,581 (+4.5%)

2018

$5,342

2017

$5,343 (+6.7%)

2015

$5,007 (−0.4%)

2014

$5,025 (+1.6%)

$271,500 + $200,600

$472,100

2013

$4,944 (+4.8%)

2012

$4,718 (−9.2%)

2011

$5,196

2010

$5,196 (+43.0%)

2009

$3,634

Public record

Public record
Zoning
Permits

Beds

—

Baths

2.5

Stories

Lot width

—

Lot depth

—

Lot size

0.81 Acres

Year renovated

—

Sq. Ft.

2,662

Year built

1969

Style

Single Family Residential

County

Montgomery County

APN

08 00730227

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 17, 2026.

R-200

Residential - 200 Zone

The intent of the R-200 zone is to provide designated areas of the County for residential uses with a minimum lot size of 20,000 square feet. The predominant use is residential in a detached house.

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: 2
Garage Features: Additional Storage Area
# of Total Garage and Parking Spaces: 2
Has Garage
# of Garage Spaces: 2
Asphalt Driveway
Attached Garage

Interior

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

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: Built-In Microwave, Dishwasher, Disposal, Dryer, Exhaust Fan, Icemaker, Microwave, Oven/Range - Gas, Range Hood, Refrigerator, Stainless Steel Appliances, Washer, Washer/Dryer Stacked, Water Heater
Door Features: French, Insulated, Sliding Glass
Flooring Type: Hardwood, Carpet, Ceramic Tile
Interior Features: Crown Moldings, Tub Shower, CeilngFan(s), Kitchen - Gourmet, Wood Floors
Living Area Sq.Ft. Source: Assessor

Room Information
Living Room, Dining Room, Master Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Kitchen, Family Room, Den, Foyer, Laundry, Recreation Room, Storage Room, Utility Room, Master Bathroom, Full Bath, Half Bath, Screened Porch
Laundry Type: Main Floor

Fireplace Information
Has Fireplace
# of Fireplaces: 1
Brick, Wood, Insert, Mantel(s)

Basement Information
Basement: Yes
Full, Walkout Stairs, Rear Entrance

Exterior

Property Information
Total Below Grade Sq. Ft.: 1242
Front Foot Fee Payment Frequency: Annually
Improvement Assessed Value: $453,500
Ownership Interest: Fee Simple
Year Built Source: Assessor

Building Information
Construction Materials: Brick, Stone, Vinyl Siding
Foundation Details: Other
Other Structures: Above Grade, Below Grade
Outdoor Living Structures: Deck(s), Patio(s), Porch(es), Screened
Roof: Asphalt
Structure Type: Detached
Window Features: Bay/Bow
Other Structures: Shed, Office/Studio

Exterior Information
Hot Tub, Extensive Hardscape, Play Equipment

Lot Information
Lot Features: Backs to Trees, Level, Rear Yard, Front Yard, SideYard(s)
Tidal Water: No

Land Information
Land Assessed Value: $327,200

Above Grade Information
Finished Sq.Ft.: 2,052
Finished Sq.Ft. Source: Assessor

Below Grade Information
Unfinished Sq.Ft.: 632
Unfinished Sq.Ft. Source: Assessor
Finished Sq.Ft.: 610
Finished Sq.Ft. Source: Assessor

Financial

Tax Information
County Tax: $7,133
Tax Assessed Value: $673,300
Tax Year: 2025
Tax Annual Amount: $7,975

Assessments Information
Year Assessed: 2026

Lease Information
Lease Considered: No

Utilities

Utilities Information
Cooling Type: Other
Cooling Fuel: Electric
Forced Air
Heating Fuel: Natural Gas
Hot Water: Natural Gas
Sewer Septic: Public Sewer
Water Source: Public

Location

School Information
Elementary School: OLNEY
Middle Or Junior School: ROSA M. PARKS
High School: SHERWOOD
School District Name: MONTGOMERY COUNTY PUBLIC SCHOOLS
Elementary School Source: Listing Agent
Middle School Source: Listing Agent
High School Source: Listing Agent
School District Source: Listing Agent

Location Information
Outside City Limits
Directions: From 108 Turn onto Queen Mary, Boylen Ter, Queen Elizabeth and Sir Walter

Public facts

Beds: —
Baths: 2.5
Sq. Ft.: 2,662
Stories: 2.0
Lot Size: 0.81 acres
Style: Single Family Residential
Year Built: 1969
Year Renovated: —
County: Montgomery County
APN: 08 00730227

Home facts updated by county records on Jul 17, 2026

Around this home

Schools

Olney Elementary School

Public K-5 • Assigned • 0.9mi

7/10

Rosa M. Parks Middle School

Public 6-8 • Assigned • 2.0mi

9/10

Sherwood High School

Public 9-12 • Assigned • 3.4mi

7/10

Provided by GreatSchools

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...
3 weeks ago • Olney
Bryan Kerrigan
Redfin Premier agent
737 deals
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Olney offers a welcoming, small-town feel with the convenience of a short commute to D.C. Known for its top-rated schools, parks, local restaurants, and close-knit neighborhoods, it's easy to see why Olney remains one of Montgomery County's most...
2 months ago • Olney
Derek Colen
Redfin agent
120 deals
Was this helpful?

Climate risks

1/10 Flood Factor

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

3/10 Fire Factor

0.15% 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

14% 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

Olney, MD • 20832

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

95/ 100

Exceptional sunlight

Sunscore

There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

10 hrs

6.2 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$842,000 – $1.02M

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New listings for sale in 20832

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FOR SALE BY OWNER

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Home values near 4120 Sir Walter Rd

Data from public records.

Address	Redfin Estimate
4116 Sir Walter Rd, Olney, MD - Beds \| 2.5 Baths \| 2548 Sq. Ft.	$763,852
4124 Sir Walter Rd, Olney, MD - Beds \| 2.5 Baths \| 2548 Sq. Ft.	$807,081

Address	Redfin Estimate
4108 Sir Walter Rd, Olney, MD - Beds \| 2.5 Baths \| 4184 Sq. Ft.	$805,350
4125 Sir Walter Rd, Olney, MD 5 Beds \| 4.5 Baths \| 2548 Sq. Ft.	$778,148

Address	Redfin Estimate
4117 Sir Walter Rd, Olney, MD 3 Beds \| 2.5 Baths \| 3224 Sq. Ft.	$775,722
4128 Sir Walter Rd, Olney, MD - Beds \| 3 Baths \| 2298 Sq. Ft.	$749,347

Property information provided by BRIGHT MLS when last listed in 2026. This data may not match . Learn more.

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