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$900,000

Listing Price

--beds

4.5baths

2,930sqft

9,529sqft lot

21 Keystone Dr, Gaithersburg, MD 20878

Member Features

Find Real Estate Bargain!

  • Full foreclosure details

  • Home value, equity and ownership info

  • Find homes priced below market

  • Get full access with a FREE Account

Already a member?

For Sale

New Listing

Single Family

Home type

254.82

Price / sqft

1974

Year built

Home Details

Interior Details

Square Feet
  • 2930

Bedrooms
  • N/A

Bathrooms
  • 4.5

Heating
  • Has Heating:

    Yes

  • Heating Type:

    Yes

Cooling
  • Has Cooling:

    Yes

  • Cooling Type:

    Central

Fuel
  • Has Fuel:

    No

  • Fuel Type:

    N/A

Basement
  • Has Basement:

    No

  • Basement Type:

    Finished

Flooring
  • Has Flooring:

    No

  • Flooring Type:

    N/A

Fireplace
  • Has Fireplace:

    Yes

  • Fireplace Type:

    N/A

Property Details

Lot Size
  • 9529

Water
  • No

Sewer
  • Yes

Parking
  • Type:

    Garage, Attached

  • Location:

    N/A

  • Status:

    N/A

  • Number of Spaces:

    1

Deck
  • No

Patio
  • No

Fence
  • No

Pool
  • No

Porch
  • Yes

Stoop
  • No

Breezeway
  • No

Construction Details

Number of Stories
  • 2

Style
  • Bi-level

Exterior
  • Frame

Foundation
  • N/A

Roof
  • N/A

Roofing Material
  • Composition Shingle

Tax History

Year

Amount

Land

Improvement

Percent Change

Assessment

2021

$3,321

$216,700

$339,100

--%

$555,800

2020

$4,672

$0

$0

--%

$400,933

2019

$4,512

$0

$0

--%

$388,167

2018

$4,403

$216,700

$158,700

--%

$375,400

2017

$4,430

$0

$0

--%

$372,167

2015

$4,200

$193,000

$172,700

--%

$365,700

2014

$4,264

$0

$0

--%

$365,700

2012

$4,212

$0

$0

--%

$365,700

percent-home-icon

Average Home Price in 20878

Nearby Properties

Zip Code

Price

Bed

Bath

Sqft

Lot

Sold Date

$684,441

-- Beds

3.5 Baths

2,558 Sqft

9,559 Lot (sqft)

Sold 10/20/2026

$551,798

-- Beds

3 Baths

2,585 Sqft

10,628 Lot (sqft)

Sold 06/26/2026

$716,742

-- Beds

3 Baths

2,515 Sqft

5,247 Lot (sqft)

Sold 06/26/2026

$631,440

-- Beds

2.5 Baths

2,778 Sqft

13,243 Lot (sqft)

Sold 06/09/2026

$725,000

-- Beds

3 Baths

2,816 Sqft

15,103 Lot (sqft)

Sold 07/10/2025

$737,522

-- Beds

3.5 Baths

2,608 Sqft

9,206 Lot (sqft)

Sold 10/27/2026

$839,900

4 Beds

3 Baths

3,076 Sqft

10,876 Lot (sqft)

Sold 09/29/2026

$795,000

4 Beds

4 Baths

3,004 Sqft

9,460 Lot (sqft)

Sold 10/26/2026

$775,000

3 Beds

3 Baths

3,170 Sqft

10,891 Lot (sqft)

Sold 10/26/2026

percent-home-icon

Calculators

Mortgage

Mortgage Calculator

Calculate your monthly mortgage payments.
Household Income
70,000
$
Home price
900,000
$
Down payment
180,000
$
Mortgage Rate
6.5
%
Loan Term
Property Tax Rate
1.1
%
Homeowner's Insurance (Annual)
5,400
$
HOA (Monthly)
0
$
PMI
0
$
$5,826
Your Payment
Total Monthly Payment:$5,826
Percent of Income:100%
Affordable:No

Details for 21 KEYSTONE DR

Property Debt

Foreclosure Contact Details