Off Market2185d on market

9 Deer Park Ln

Gaithersburg, MD, 20877 • 20877 • Montgomery County

$677,200

$282/sqft

4Beds

3Baths

2,400Sqft

0.26 acLot

1974Built

Property DNA

2 highlights

Conventional Style

Built 1974 · 52 years of history

Hardwood Floors

Quality flooring throughout

Market activity

Demand and pricing signals for this listing

3 views

People checking out this listing

2185 days on market

Established listing

$282/sqft

Price per square foot

About this home

Single Family · Built 1974

This 2400 square foot single family home has 4 bedrooms and 3.0 bathrooms. This home is located at 9 Deer Park Ln, Gaithersburg, MD 20877.

Estimated monthly payment

Based on current rates

$4,157/month

Principal & Interest$3,254

Property Tax$677

Insurance$226

Down payment20% ($135,440)

3%50%

Est. 6.02% rate · 30yr fixed · $541,760 loan

Full calculator →

At a glance

Key facts and listing details

TypeDetached

Year Built1974

HeatingForced air, Gas

CoolingCentral

Parking1 Covered Parking space

Lot0.26 Acres

Property

Home typeSingle Family

Sub-typeDetached

StyleConventional

Year built1974

Systems

HeatingForced air, Gas

CoolingCentral

RoofShake / Shingle

ConstructionFrame

Parking & Outdoor

ParkingGarage - Attached

BasementFinished

Lot0.26 Acres

Location & Tax

Neighborhood20877

Annual tax$7,016

Parcel0900822841

Bathrooms & Fees

Full baths2

Features & details

7 categories of property features

Interior Features

Appliances

Dishwasher

Dryer

Garbage disposal

Microwave

Range / Oven

Refrigerator

Washer

Flooring

Carpet

Hardwood

Heating

Forced air

Gas

Cooling

Central

Exterior Features

Exterior

Vinyl

Brick

Parking

Garage - Attached

Construction

Frame

Room details

9 rooms detailed

Breakfast Nook

Dining Room

Family Room

Laundry Room

Master Bath

Mud Room

Listing insights

Market data and value estimates

StatusOff Market

Days on market2185

Est. value$677,200

Est. rent$2,600/mo

Tax rate0.88%

Price/sqft$282

Last sold$500,000

Tour days6

How are the schools in Gaithersburg?

3 schools rated nearby

Summit Hall Elementary School

Primary • Public • PK-6

0.1 mi

Forest Oak Middle School

Middle • Public • 6-8

1.9 mi

Gaithersburg High School

High • Public • 9-12

0.5 mi

Location

Gaithersburg, MD, 20877

Expand map

Price history

5 events

DateEventPrice$/sqftSource

Apr 14, 2020Sold$500,000$208Public Record

Mar 6, 2020Listed For Sale$499,995$208NBI Realty LLC

Jun 11, 2010Sold$392,500$164Public Record

Apr 2, 2010Price Change$449,000$187Rosselle Realty Services

Feb 28, 2010Listed For Sale$524,900$219Rosselle Realty Services

Sold$500,000

Apr 14, 2020•$208/sqft•Public Record

Listed For Sale$499,995

Mar 6, 2020•$208/sqft•NBI Realty LLC

Sold$392,500

Jun 11, 2010•$164/sqft•Public Record

Price Change$449,000

Apr 2, 2010•$187/sqft•Rosselle Realty Services

Listed For Sale$524,900

Feb 28, 2010•$219/sqft•Rosselle Realty Services

Tax history

25 years of records

YearTax paidAssessed value

Apr 9, 2025$7,016$554,933

Apr 9, 2024$6,674$512,867

Apr 9, 2023$6,100$470,800

Apr 9, 2022$5,584$443,300

Apr 9, 2021$5,262$415,800

Apr 9, 2020$4,899$388,300

Apr 9, 2019$4,671$388,300

Apr 9, 2018$4,698$369,100

Apr 9, 2017$4,699$359,500

Apr 9, 2016$4,194$344,800

Apr 9, 2015$4,194$330,100

Apr 9, 2014$4,194$315,400

Apr 9, 2013—$315,400

Apr 9, 2012—$315,400

Apr 9, 2011—$376,450

Apr 9, 2010—$376,450

Apr 9, 2009—$376,450

Apr 9, 2008—$460,840

Apr 9, 2007—$400,872

Apr 9, 2006—$340,906

Apr 9, 2005—$280,940

Apr 9, 2004—$246,816

Apr 9, 2003—$246,816

Apr 9, 2002—$178,570

Apr 9, 2001—$178,570

Nearby homes

Off Market

$645,900

4 bd3.5 ba1,886 sqft

329 W Deer Park Rd, Gaithersburg, MD

Off Market

$701,400

4 bd5 ba1,886 sqft

8 Deer Park Ln, Gaithersburg, MD

Off Market

$687,400

4 bd3 ba2,790 sqft

7 Deer Park Ln, Gaithersburg, MD

Off Market

$361,900

3 bd2.5 ba2,075 sqft

528 W Deer Park Rd, Gaithersburg, MD

Off Market

$586,100

2.5 ba2,040 sqft

318 Summit Hall Rd, Gaithersburg, MD

Off Market

$597,400

2.5 ba2,332 sqft

320 Summit Hall Rd, Gaithersburg, MD

Off Market

$607,400

2.5 ba2,040 sqft

1 Deer Park Ln, Gaithersburg, MD

Off Market

$475,300

4 bd3 ba2,400 sqft

111 Deer Park Ln, Gaithersburg, MD

Neighborhood details

Local context around this listing

Gaithersburg, MD • Montgomery County

Nearby neighborhoods

Crown FarmDeer ParkFlower HillKentlandsLakelandsOlde TowneQuince Orchard ParkSaybrookeWashingtonian WoodsWestleigh

Nearby cities

BethesdaChevy ChaseGaithersburgGermantownMontgomery VillageNorth PotomacPotomacRockville

Nearby zip codes

2087720878208792088220883208842088520899

Similar homes

For Sale

$725,000

5 bd4 ba2,682 sqft

307 Summit Hall Rd, Gaithersburg, MD

For Sale

$578,000

4 bd2 ba1,646 sqft

124 Woodland Rd, Gaithersburg, MD

For Sale

$549,900

4 bd2 ba1,986 sqft

8112 Shady Spring Dr, Gaithersburg, MD

For Sale

$699,000

4 bd2 ba1,843 sqft

1 Montgomery Ave, Gaithersburg, MD

For Sale

$749,900

4 bd3 ba2,390 sqft

17420 Taunton Dr, Gaithersburg, MD

For Sale

$489,000

4 bd2 ba1,416 sqft

8547 Emory Grove Rd, Gaithersburg, MD

For Sale

$725,000

3 bd4 ba2,094 sqft

434 Gaither St, Gaithersburg, MD

For Sale

$649,900

4 bd4 ba2,220 sqft

55 Inkberry Cir, Gaithersburg, MD

For Sale

$515,000

3 bd2 ba1,452 sqft

405 Woodland Rd, Gaithersburg, MD

For Sale

$875,000

4 bd3 ba3,494 sqft

5 Solitaire Ct, Gaithersburg, MD

628 Bright Meadow Mews, Gaithersburg, MD

For Sale

$749,999

3 bd3 ba1,752 sqft

628 Bright Meadow Mews, Gaithersburg, MD

For Sale

$579,000

3 bd3 ba2,828 sqft

707 Cobbler Pl #707, Gaithersburg, MD

For Sale

$585,000

3 bd3 ba2,836 sqft

731 Cobbler Pl #731, Gaithersburg, MD

For Sale

$895,000

5 bd1 ba3,123 sqft

16 Redding Ridge Dr, Gaithersburg, MD

For Sale

$749,900

4 bd4 ba2,160 sqft

9752 Athletic Way, Gaithersburg, MD

For Sale

$583,000

3 bd4 ba2,400 sqft

563 Pelican Ave, Gaithersburg, MD

For Sale

$595,900

4 bd4 ba2,700 sqft

623 Hurdle Mill Pl, Gaithersburg, MD

For Sale

$950,000

3 bd4 ba3,170 sqft

700 Beacon Hill Ter, Gaithersburg, MD

For Sale

$599,990

3 bd3 ba2,700 sqft

442 Whetstone Glen St, Gaithersburg, MD

For Sale

$705,000

3 bd4 ba1,791 sqft

565 Shorthorn Way, Rockville, MD

Tour This Home

Pick a date

Preferred time

Apr 9, 2026

No obligation · Same-day confirmation · Takes 30 seconds

Need a different time? Request custom scheduling

Have a Question?

Get details on this property, the neighborhood, or the buying process.

Ask About This Property

We typically respond within a few hours

Download property brochure

Photos, details & neighborhood info in one PDF

Get brochure

Free · No sign-up required

Get pre-approved

Know your budget & strengthen your offer

Check eligibility

Value estimates

Live

Est. value$677,200

Est. rent$2,600/mo

30yr rate est.6.02%

Affordability$3,968/mo

Own a home nearby?

See what it's worth in today's market

Get estimate

Schedule Tour Ask

No obligation · Same-day response