This is a new listing, so no sales records exist yet. As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$9,295 (+6.0%)
2024
$8,767 (+5.6%)
$495,300 + $300,200
$795,500
2023
$8,305 (+10.3%)
2022
$7,527 (+1.2%)
2021
$7,439 (+0.7%)
$471,800 + $214,400
$686,200
2020
$7,384 (+0.6%)
2019
$7,341
2018
$7,347 (−1.8%)
$471,800 + $209,000
$680,800
2017
$7,484 (+2.6%)
$471,800 + $209,000
$680,800
2015
$7,295 (−0.4%)
2014
$7,324 (+4.2%)
$393,100 + $272,100
$665,200
2013
$7,031 (+4.7%)
2012
$6,717 (−8.8%)
2011
$7,363
2010
$7,363 (+44.4%)
2009
$5,100
Tax history for 18607 Olney Mill Rd
Year
Property tax
Land + Additions
Assessment*
2025
$9,295 (+6.0%)
2024
$8,767 (+5.6%)
$495,300 + $300,200
$795,500
2023
$8,305 (+10.3%)
2022
$7,527 (+1.2%)
2021
$7,439 (+0.7%)
$471,800 + $214,400
$686,200
2020
$7,384 (+0.6%)
2019
$7,341
2018
$7,347 (−1.8%)
$471,800 + $209,000
$680,800
2017
$7,484 (+2.6%)
$471,800 + $209,000
$680,800
2015
$7,295 (−0.4%)
2014
$7,324 (+4.2%)
$393,100 + $272,100
$665,200
2013
$7,031 (+4.7%)
2012
$6,717 (−8.8%)
2011
$7,363
2010
$7,363 (+44.4%)
2009
$5,100
*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
2
Lot width
—
Lot depth
—
Lot size
4.93 Acres
Year renovated
—
Sq. Ft.
3,836
Year built
1871
Style
Single Family Residential
County
Montgomery County
APN
08 03181341
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 17, 2026.
RE-1
URC
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.
Zone overlays
Upper Rock Creek Overlay Zone
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
Aug 21, 2003 • Final
Building residential
New construction
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
Public facts
Beds: —
Baths: 3.5
Sq. Ft.: 3,836
Stories: 2.0
Lot Size: 4.93 acres
Style: Single Family Residential
Year Built: 1871
Year Renovated: —
County: Montgomery County
APN: 08 03181341
Home facts updated by county records on Jul 17, 2026
Around this home
Schools
Belmont Elementary School
Public K-5 • Assigned • 1.8mi
8/10
Rosa M. Parks Middle School
Public 6-8 • Assigned • 0.9mi
9/10
Sherwood High School
Public 9-12 • Assigned • 4.1mi
7/10
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...