Price Reduced46
$949,000
5 bd · 4 ba · 4,025 sqft
3809 King William Dr, Olney, MD
Karen D Rollings · EXP Realty, LLC
No listing photos
—
Beds
3.5
Baths
5,506
Sqft
2000
Year built
Range $1,157,206 – $1,240,788 · as of October 21, 2026
ATTOM automated valuation model · 55 published estimates over 6.8 years · shaded band is the model's own published low-to-high range
Highest reading $1,275,532 in July 2025; lowest $832,866 in March 2020. The vertical scale starts at the series' own low, not at zero — it is drawn to show movement, not absolute size.
$239,799
Estimated monthly payment
$7,714/mo
Loan amount $959,198. Estimate only — your actual rate and payment depend on credit, location, and lender.
2026 roll
School ratings (A+ to F) from HJN community data.
Olney Adventist Preparatory
KG-8 · Regular
77 students · 8.9:1 student–teacher
Rosa M. Parks Middle School
6-8 · Regular · Montgomery County Public Schools
863 students · 16.4:1 student–teacher
St John's Episcopal School
PK-8 · Regular
154 students · 9.1:1 student–teacher
Greenwood Elementary School
KG-5 · Regular · Montgomery County Public Schools
534 students · 15.7:1 student–teacher
Olney Elementary School
KG-5 · Regular · Montgomery County Public Schools
585 students · 16.1:1 student–teacher
Belmont Elementary School
KG-5 · Regular · Montgomery County Public Schools
343 students · 14.4:1 student–teacher
Cashell Elementary School
PK-5 · Regular · Montgomery County Public Schools
386 students · 12.6:1 student–teacher
St Peter's School
PK-8 · Regular
360 students · 16.5:1 student–teacher
Within 2 miles of this home: 39+ restaurants and cafés, 4 grocery stores, 21 parks and green spaces, and 14 transit stops.
Place data from OpenStreetMap.
Jersey Mike's Subs
Olney Laytonsville Road
Royal Bagel Bakery
Olney Laytonsville Road
Nirvana Indian Cusine
Indian restaurant · Olney Laytonsville Road
Ledo Pizza
Olney Laytonsville Road
Jiang Court
Georgia Avenue
Olney Grille
American restaurant · Olney Laytonsville Road
Thai Cuisine
Thai restaurant · Olney Laytonsville Road
Z Burger & Maman Joon Kabob
American restaurant · Georgia Avenue
Giant
Village Center
Safeway
Spartan Road
Harris Teeter
Town Center Drive
Olney Farmers Market
Olney Square Park
Norbeck Grove
Olney Boys and Girls Community Park
Reddy Branch Stream Valley Park
Olney Mill Swimming Pool
Olney Oaks HOA Park
Lone Oak Playground
Cashell Neighborhood Park
Overwood Drive
Georgia Av at Olney-Laytonsville Rd
Georgia Av at Olney Sandy Spring Rd
Georgia Av at Spartan Rd
Olney Sandy Spring Rd at Village Center Dr
Georgia Av at Queen Mary Dr
Spartan Rd at Olney Sandy Spring Rd
Spartan Rd at Marksman Cir
Spartan Rd at Leman Lake Dr
Bright MLSSome properties which appear for sale on this web site may subsequently have sold or may no longer be available.
Price Reduced46$949,000
5 bd · 4 ba · 4,025 sqft
3809 King William Dr, Olney, MD
Karen D Rollings · EXP Realty, LLC
69$1,150,000
5 bd · 5 ba · 4,180 sqft
2426 Westminster Dr, Olney, MD
Tracy C Onslow · RLAH @properties
57$1,099,000
5 bd · 5 ba · 4,948 sqft
4509 Random Ridge Cir, Olney, MD
Frances McGlaughlin · RE/MAX Realty Services
47$1,390,000
4 bd · 4 ba · 5,475 sqft
2701 Olney Sandy Spring Rd, Olney, MD
Thomas H. Riley · TTR Sotheby's International Realty
Price Reduced83$875,000
5 bd · 4 ba · 4,162 sqft
16904 Continental Ct, Olney, MD
John M Burgess · Samson Properties
81$1,175,000
4 bd · 5 ba · 5,052 sqft
18306 Paradise Cove Ter, Olney, MD
Nicole A. Moreno · Northrop Realty