Google street view image for 504 W Deer Park Rd Unit 18A, Gaithersburg, MD 20877

Off market feb 1976 for $40K

$337,517

Est. refi paymentEst. refi $267/mo

•

1,850

sq ft

504 W Deer Park Rd Unit 18A, Gaithersburg, MD 20877

About this home

504 W Deer Park Rd Unit 18A is a 1,850 square foot condo with 3 bedrooms and 2.5 bathrooms. - it last sold on February 10, 1976 for $40,500. Based on Redfin's Gaithersburg data, we estimate the home's value is $337,517.

CondoProperty Type

1971Year Built

$182Est. Price/Sq.Ft.

2 spacesParking

Source:Public Records

Redfin Estimate

$337,517

$297K since sold in February 1976$11K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 39.4% higher than the average sale price ($242K) of 6 comparable homes.

SOLD OCT 14, 2026
$180,000
A
3 beds2 baths1,278 sq ft
130 Duvall Ln Unit 197-301, Gaithersburg, MD 20877
SOLD AUG 18, 2026
$168,000
B
2 beds2 baths1,053 sq ft
136 Duvall Ln #102, Gaithersburg, MD 20877
SOLD AUG 28, 2026
$157,500
C
1 bed1 bath788 sq ft
112 Duvall Ln #302, Gaithersburg, MD 20877
SOLD SEP 10, 2026
$389,000
D
6 beds3.5 baths1,375 sq ft
972 W Side Dr Unit 21-F, Gaithersburg, MD 20878
SOLD JUL 1, 2026
$372,900
E
5 beds2.5 baths1,500 sq ft
514 W Deer Park Rd Unit 18-F, Gaithersburg, MD 20877
SOLD FEB 26, 2026
$185,000
F
3 beds2 baths1,278 sq ft
112 Duvall Ln #304, Gaithersburg, MD 20877

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Sell

$316,059

Est. take-home

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Refinance

Est. cash available

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Rent

$2,154/mo

Redfin rental estimate

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Market trends in 20877, MD

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.3%

0.7% MoM

Median sale price

$437K

$18K MoM

Avg. days on market

70d

20 days MoM

Recently sold homes

6 MoM

New listings for sale

3D WALKTHROUGH
$675,000
4 beds2.5 baths2,796 sq ft
3 Quantum Ln, Gaithersburg, MD 20877
(301) 774-5900
COMING SOON
7617 Laytonia Dr, Gaithersburg, MD 20877
$360,000
3 beds2.5 baths1,350 sq ft
7617 Laytonia Dr, Gaithersburg, MD 20877
(240) 630-8689
$250,000
3 beds2 baths1,321 sq ft
454 Girard St Unit T3, Gaithersburg, MD 20877
(301) 299-4074
$539,000
3 beds2.5 baths2,712 sq ft
117 Linden Hall Ln, Gaithersburg, MD 20877
(855) 885-4663
$170,000
2 beds1 bath788 sq ft
128 Duvall Ln Unit 182-30 UNIT 302, Gaithersburg, MD 20877
(301) 434-4065
$374,900
4 beds3 baths2,752 sq ft
17719 Larchmont Ter, Gaithersburg, MD 20877
(703) 378-8810
$929,000
4 beds4.5 baths4,796 sq ft
9304 Pennywise Ln, Gaithersburg, MD 20877
(301) 578-2999
$690,840
3 beds1.5 baths2,652 sq ft
403 E Diamond Ave, Gaithersburg, MD 20877
(888) 219-3009
$395,000
4 beds3.5 baths1,312 sq ft
17721 Topfield Dr Unit 5-A, Gaithersburg, MD 20877
(301) 917-3421
See all

Provided by Redfin

Sale history for 504 W Deer Park Rd Unit 18A

Year

Property tax

Land + Additions

Assessment*

2026

$4,953 (+26.0%)

$106,500 + $248,500

$355,000

2025

$3,932 (+11.4%)

$106,500 + $248,500

$355,000

2024

$3,528 (+11.9%)

2023

$3,153 (+7.9%)

2022

$2,922 (+4.8%)

$82,500 + $192,500

$275,000

2021

$2,787 (+6.5%)

2020

$2,617 (+1.7%)

2019

$2,573 (+1.0%)

$72,000 + $168,000

$240,000

2018

$2,548 (+0.7%)

2017

$2,531 (+47.2%)

$70,500 + $164,500

$235,000

2015

$1,720 (−1.8%)

$52,500 + $122,500

$175,000

2014

$1,751 (+0.8%)

2013

$1,737 (−21.7%)

2012

$2,218 (+6.1%)

2011

$2,091

2010

$2,091 (+0.5%)

2009

$2,081

Tax history for 504 W Deer Park Rd Unit 18A

Year

Property tax

Land + Additions

Assessment*

2026

$4,953 (+26.0%)

$106,500 + $248,500

$355,000

2025

$3,932 (+11.4%)

$106,500 + $248,500

$355,000

2024

$3,528 (+11.9%)

2023

$3,153 (+7.9%)

2022

$2,922 (+4.8%)

$82,500 + $192,500

$275,000

2021

$2,787 (+6.5%)

2020

$2,617 (+1.7%)

2019

$2,573 (+1.0%)

$72,000 + $168,000

$240,000

2018

$2,548 (+0.7%)

2017

$2,531 (+47.2%)

$70,500 + $164,500

$235,000

2015

$1,720 (−1.8%)

$52,500 + $122,500

$175,000

2014

$1,751 (+0.8%)

2013

$1,737 (−21.7%)

2012

$2,218 (+6.1%)

2011

$2,091

2010

$2,091 (+0.5%)

2009

$2,081

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning

R-18

Medium Density Planned Residential District

The R-18 Zone is intended to stabilize and protect medium-density areas by providing for a varied, denser urban residential pattern suitable to the needs of the population by encouraging a range of dwelling types.

Permitted uses

Include but are not limited to:

Religious facility
Housing-Multiple units
Housing-Other

Property details

Interior

Bathroom Information
# of Full Baths: 1

Exterior

Exterior Information
Building Style Type: Condominium
Building Type: Condo Townhouse

Property Information
Living Sq. Ft: 1,386
Building Sq. Ft: 1,386
Legal Description: UN 18-A PAR 3A BRIGHTON EAST

Lot Information
# of Buildings: 1
Land Sq. Ft: 3,749
Municipality Name: GAITHERSBURG
Acres: 0.0861
Zoning Code: R18
County Use Description: CONDO/TWNHS/DUP/QUAD
State Use Description: RESID CONDO

Utility Information
Sewer Type: Public

Financial

Assessor Information
Assessment Year: 2026
Tax District County: 09

Public facts

Beds: 3
Baths: 2.5
Sq. Ft.: 1,850
Stories: —
Parking Spaces: 2
Basement: Yes
Accessible: No
Lot Size: —
Style: Condo/Co-op
Year Built: 1971
Year Renovated: —
County: Montgomery County
APN: 09 00824337
HOA Dues: $280/month
Garage: No
Features: —

Home facts updated by owner on Feb 12, 2024

Around this home

Schools

K - 12
Preschool & daycare

Summit Hall Elementary School

Public PreK-5 • Assigned • 0.3mi

5/10

Forest Oak Middle School

Public 6-8 • Assigned • 2.0mi

5/10

Gaithersburg High School

Public 9-12 • Assigned • 0.5mi

3/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Gaithersburg, MD, is known for its diverse community, historic landmarks like the Gaithersburg Community Museum, and modern developments like the Kentlands. It combines a rich heritage with thriving shopping, dining, and recreational options, making...
3 weeks ago • Gaithersburg
Bryan Kerrigan
Redfin Premier agent
743 deals
Was this helpful?
With so many different neighborhoods, Gaithersburg is consistently ranked as the #1 most diverse in the entire US!!! From the Kentlands story book design to the new urbanism of Crown Farm, there are several neighborhoods where you can live, play, and...
3 weeks ago • Gaithersburg
Kris Paolini
Redfin Premier agent
797 deals
Was this helpful?

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

11% 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

Gaithersburg, MD • 20877

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

$368,000 – $445,000

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454 Girard St Unit T3, Gaithersburg, MD 20877

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128 Duvall Ln Unit 182-30 UNIT 302, Gaithersburg, MD 20877

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4 beds3 baths2,752 sq ft

17719 Larchmont Ter, Gaithersburg, MD 20877

Finished basement • Hardwood floors • Remodeled bathrooms

(703) 378-8810

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4 beds4.5 baths4,796 sq ft

9304 Pennywise Ln, Gaithersburg, MD 20877

0.24 acre lot • 3 garage spots • Built 1993

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3 beds1.5 baths2,652 sq ft

403 E Diamond Ave, Gaithersburg, MD 20877

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Home values near 504 W Deer Park Rd Unit 18A

Data from public records.

Address	Redfin Estimate
482 West Deer Park Rd Apt 16D, Gaithersburg, MD - Beds \| 1 Baths \| 1386 Sq. Ft.	$358,492
476 West Deer Park Rd Apt 16G, Gaithersburg, MD 3 Beds \| 3.5 Baths \| 2066 Sq. Ft.	$430,298
492 West Deer Park Rd Apt 17B, Gaithersburg, MD 3 Beds \| 3 Baths \| 1386 Sq. Ft.	$312,075
498 West Deer Park Rd Apt 17E, Gaithersburg, MD 3 Beds \| 2.5 Baths \| 1386 Sq. Ft.	$379,466
506 West Deer Park Rd Apt 18B, Gaithersburg, MD - Beds \| 1 Baths \| 1500 Sq. Ft.	$347,878
512 West Deer Park Rd Apt 18E, Gaithersburg, MD - Beds \| 1 Baths \| 1386 Sq. Ft.	$306,702
128 Duvall Ln Apt 176-104, Gaithersburg, MD 3 Beds \| 2 Baths \| 1278 Sq. Ft.	$177,675

Address	Redfin Estimate
480 West Deer Park Rd Apt 16E, Gaithersburg, MD - Beds \| 1 Baths \| 1500 Sq. Ft.	$308,857
474 West Deer Park Rd Apt 16H, Gaithersburg, MD - Beds \| 1 Baths \| 1386 Sq. Ft.	$422,503
494 West Deer Park Rd Apt 17C, Gaithersburg, MD - Beds \| 1 Baths \| 1500 Sq. Ft.	$334,628
500 West Deer Park Rd Apt 17F, Gaithersburg, MD 4 Beds \| 3.5 Baths \| 1500 Sq. Ft.	$323,855
508 West Deer Park Rd Apt 18C, Gaithersburg, MD - Beds \| 1 Baths \| 1500 Sq. Ft.	$346,230
516 West Deer Park Rd Apt 18G, Gaithersburg, MD - Beds \| 1 Baths \| 1386 Sq. Ft.	$384,286
128 Duvall Ln Apt 171-T, Gaithersburg, MD - Beds \| - Baths \| - Sq. Ft.	$187,109

Address	Redfin Estimate
478 West Deer Park Rd Apt 16F, Gaithersburg, MD - Beds \| 1 Baths \| 1500 Sq. Ft.	$325,611
490 West Deer Park Rd Apt 17A, Gaithersburg, MD 4 Beds \| 2.5 Baths \| 1500 Sq. Ft.	$388,950
496 West Deer Park Rd Apt 17D, Gaithersburg, MD 3 Beds \| 2.5 Baths \| 1386 Sq. Ft.	$382,136
502 West Deer Park Rd Apt 17G, Gaithersburg, MD 3 Beds \| 3.5 Baths \| 2079 Sq. Ft.	$445,840
510 West Deer Park Rd Apt 18D, Gaithersburg, MD - Beds \| 1 Baths \| 1386 Sq. Ft.	$344,769
520 West Deer Park Rd Apt 19E, Gaithersburg, MD - Beds \| 1 Baths \| 1500 Sq. Ft.	$406,775
128 Duvall Ln Apt 178-20, Gaithersburg, MD - Beds \| - Baths \| - Sq. Ft.	$158,553

This data may not show owner updates. Learn more.

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