Google street view image for 12817 Glen Mill Rd, Potomac, MD 20854

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Sold

$1,416,981

Est. refi paymentEst. refi $6,046/mo

—

•

3.5 ba

•

2,897

sq ft

12817 Glen Mill Rd, Potomac, MD 20854

About this home

Potomac House Tour property. Williamsburg Colonial and Guest Cottage on private retreat. 2 story Great Room w/ stone fireplace. Glorious views of flowering trees and specimen plantings from bright, spacious Dining Room. Beamed-ceiling 1st floor Master w/ fireplace. 5 BR, 4.5 BA. Work shop, Extensive grounds. Guest Cottage lovely, but "as is". Corporate Relo. Open Sun 5/8 1-4pm.

Single-familyProperty Type

1943Year Built

1.02 acresLot Size

$489Est. Price/Sq.Ft.

2 spacesParking

Source:Public Records

Redfin Estimate

$1,416,981

$168K since sold in August 2005$35K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 33.1% higher than the average sale price ($1.06M) of 5 comparable homes.

SOLD OCT 1, 2026
$799,000
A
4 beds4 baths2,665 sq ft
9704 Sunset Dr, Rockville, MD 20850
SOLD OCT 8, 2026
$1,250,000
B
5 beds3.5 baths3,384 sq ft
11701 Beekman Pl, Rockville, MD 20854
SOLD JUL 1, 2026
$1,020,000
C
5 beds3 baths2,940 sq ft
12509 Knightsbridge Ct, Rockville, MD 20850
SOLD JUL 6, 2026
$1,105,000
D
6 beds4 baths3,304 sq ft
13601 Valley Dr, Rockville, MD 20850
SOLD SEP 15, 2026
$1,150,000
E
5 beds3.5 baths3,130 sq ft
12428 Goldfinch Ct, Rockville, MD 20854

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Earn from this home

Sell

$1,333,562

Est. take-home

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Refinance

Est. cash available

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Rent

$5,242/mo

Redfin rental estimate

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Market trends in 20854, MD

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.3%

0.8% MoM

Median sale price

$1.2M

$20K MoM

Avg. days on market

38d

4 days MoM

Recently sold homes

136

21 MoM

New listings for sale

NEW 6 HRS AGO
$799,900
3 beds3.5 baths1,890 sq ft
7607 Heatherton Ln, Rockville, MD 20854
(410) 486-4504
$1,250,000
4 beds3 baths3,766 sq ft
11820 Winterset Ter, Potomac, MD 20854
(301) 424-0900
$875,000
3 beds3 baths3,000 sq ft
7838 Oracle Pl, Rockville, MD 20854
(301) 540-2232
3D WALKTHROUGH
$1,425,000
6 beds3.5 baths4,459 sq ft
9808 Korman Ct, Potomac, MD 20854
(301) 299-6000
$849,750
3 beds3.5 baths2,734 sq ft
7534 Coddle Harbor Ln, Rockville, MD 20854
(202) 333-1212
EARLY ACCESS
$1,850,000
6 beds5 baths5,350 sq ft
11611 Beall Mountain Rd, Potomac, MD 20854
$1,650,000
5 beds4 baths4,958 sq ft
11309 Spur Wheel Ln, Rockville, MD 20854
(301) 298-1001
$1,325,000
4 beds3.5 baths2,748 sq ft
13305 Morning Field Way, Rockville, MD 20854
(240) 497-1700
3D WALKTHROUGH
$775,000
3 beds3 baths2,182 sq ft
10855 Deborah Dr, Potomac, MD 20854
(301) 424-0900
EARLY ACCESS
$2,500,000
5 beds6 baths6,600 sq ft
8905 Abbey Ter, Potomac, MD 20854
See all

Provided by Redfin

Sale history for 12817 Glen Mill Rd

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Year

Property tax

Land + Additions

Assessment*

2026

$10,750 (+10.9%)

$527,100 + $336,300

$863,400

2025

$9,689 (+4.5%)

$527,100 + $336,300

$863,400

2024

$9,273 (+3.9%)

2023

$8,923 (+4.7%)

2022

$8,521 (+0.8%)

$502,300 + $279,400

$781,700

2021

$8,455 (+0.3%)

$502,300 + $279,400

$781,700

2020

$8,426 (+0.2%)

$502,300 + $279,400

$781,700

2019

$8,406

$502,300 + $284,500

$786,800

2018

$8,413 (−2.6%)

$502,300 + $284,500

$786,800

2017

$8,636 (+14.5%)

$502,300 + $290,200

$792,500

2015

$7,545 (−0.6%)

$443,900 + $256,700

$700,600

2014

$7,592 (+2.2%)

2013

$7,426 (−17.0%)

2012

$8,947 (+4.8%)

2011

$8,537

2010

$8,537 (−1.1%)

2009

$8,634

Tax history for 12817 Glen Mill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$10,750 (+10.9%)

$527,100 + $336,300

$863,400

2025

$9,689 (+4.5%)

$527,100 + $336,300

$863,400

2024

$9,273 (+3.9%)

2023

$8,923 (+4.7%)

2022

$8,521 (+0.8%)

$502,300 + $279,400

$781,700

2021

$8,455 (+0.3%)

$502,300 + $279,400

$781,700

2020

$8,426 (+0.2%)

$502,300 + $279,400

$781,700

2019

$8,406

$502,300 + $284,500

$786,800

2018

$8,413 (−2.6%)

$502,300 + $284,500

$786,800

2017

$8,636 (+14.5%)

$502,300 + $290,200

$792,500

2015

$7,545 (−0.6%)

$443,900 + $256,700

$700,600

2014

$7,592 (+2.2%)

2013

$7,426 (−17.0%)

2012

$8,947 (+4.8%)

2011

$8,537

2010

$8,537 (−1.1%)

2009

$8,634

*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

1.5

Lot width

—

Lot depth

—

Lot size

1.02 Acres

Year renovated

—

Sq. Ft.

2,897

Year built

1943

Style

Single Family Residential

County

Montgomery County

APN

04 00056091

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 15, 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

Around this home

Schools

Wayside Elementary School

Public PreK-5 • Assigned • 1.3mi

10/10

Herbert Hoover Middle School

Public 6-8 • Assigned • 2.4mi

10/10

Winston Churchill High School

Public 9-12 • Assigned • 2.6mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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

6/10 Heat Factor

7 days above 102° expected this year, 16 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

Potomac, MD • 20854

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

$1.35M – $1.63M

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Nearby similar homes

$1,250,000

4 beds3 baths3,766 sq ft

11820 Winterset Ter, Potomac, MD 20854

(301) 424-0900

$800,000

Land— sq ft

12606 Newgate Rd, Rockville, MD 20850

(301) 972-5588

NEW 29 HRS AGO

$407,990

3 beds2 baths1,795 sq ft

TBB N Lakewood Dr, Ridgeley, WV 26753

(540) 539-1896

$1,150,000

4 beds3.5 baths2,646 sq ft

9813 Brookford Rd, Potomac, MD 20854

(855) 450-0442

$1,080,000

4 beds3 baths2,271 sq ft

9117 Willow Pond Ln, Potomac, MD 20854

(301) 244-0117

$1,650,000

5 beds5.5 baths5,576 sq ft

12232 Seline Way, Potomac, MD 20854

(301) 304-8444

New listings for sale in 20854

NEW 6 HRS AGO

$799,900

3 beds3.5 baths1,890 sq ft

7607 Heatherton Ln, Rockville, MD 20854

(410) 486-4504

$1,250,000

4 beds3 baths3,766 sq ft

11820 Winterset Ter, Potomac, MD 20854

(301) 424-0900

$875,000

3 beds3 baths3,000 sq ft

7838 Oracle Pl, Rockville, MD 20854

(301) 540-2232

3D WALKTHROUGH

$1,425,000

6 beds3.5 baths4,459 sq ft

9808 Korman Ct, Potomac, MD 20854

(301) 299-6000

$849,750

3 beds3.5 baths2,734 sq ft

7534 Coddle Harbor Ln, Rockville, MD 20854

(202) 333-1212

EARLY ACCESSWFP COMING SOON

$1,850,000

6 beds5 baths5,350 sq ft

11611 Beall Mountain Rd, Potomac, MD 20854

$1,650,000

5 beds4 baths4,958 sq ft

11309 Spur Wheel Ln, Rockville, MD 20854

(301) 298-1001

$1,325,000

4 beds3.5 baths2,748 sq ft

13305 Morning Field Way, Rockville, MD 20854

(240) 497-1700

3D WALKTHROUGH

$775,000

3 beds3 baths2,182 sq ft

10855 Deborah Dr, Potomac, MD 20854

(301) 424-0900

Home values near 12817 Glen Mill Rd

Data from public records.

Address	Redfin Estimate
12813 Glen Mill Road, Potomac, MD 4 Beds \| 3.5 Baths \| 4499 Sq. Ft.	$1,587,544
12717 Glen Mill Road, Rockville, MD - Beds \| 5.5 Baths \| 4707 Sq. Ft.	$1,570,686

Address	Redfin Estimate
12913 Glen Mill Road, Potomac, MD 3 Beds \| 3 Baths \| 1344 Sq. Ft.	$818,094
10401 Tanager Lane, Rockville, MD - Beds \| 4.5 Baths \| 5216 Sq. Ft.	$1,343,282

Address	Redfin Estimate
12909 Glen Mill Road, Potomac, MD - Beds \| 9.5 Baths \| 10970 Sq. Ft.	$2,811,004
10305 Cutters Lane, Rockville, MD - Beds \| 4.5 Baths \| 5127 Sq. Ft.	$1,592,972

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GreatSchools Ratings provided by GreatSchools.org.

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12817 Glen Mill Rd, Potomac, MD 20854

About this home

Redfin Estimate

Earn from this home

Market trends in 20854, MD

Sale history for 12817 Glen Mill Rd

Tax history for 12817 Glen Mill Rd

Public record

Property details

Public facts

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 20854

Home values near 12817 Glen Mill Rd

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