428 E Diamond Ave, Gaithersburg, MD 20877
OFF MARKET

$490,400

Trulia Estimate
  • 4 Beds
  • 3 Baths
  • 1,634 sqft (on 0.35 acres)

428 E Diamond Ave, Gaithersburg, MD 20877

Olde Towne
Est. Refi. Payment $2,922/mo*
Refinance Your Home
Currently Off Market - Sold Feb 15, 2017 for $335,000

Home Value

Trulia Estimate
$490K
Since last month
Decreased$9K (-1.8%)
Since last year
Decreased$27K (-5.2%)
Since last sale
Increased$155K (+46.4%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +42% in the last 10 years
MonthEstimated value
2026
August 2026$490K
August 2026$490K
July 2026$499K
June 2026$520K
May 2026$528K
April 2026$516K
March 2026$518K
February 2026$498K
January 2026$507K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
128 Hutton St, Gaithersburg, MD
0.23
Single-Family Home
$275,000
11/05/25
4
2
1,800
124 Woodland Rd, Gaithersburg, MD
0.15
Single-Family Home
$578,000
06/01/26
4
2
1,646
8812 N Westland Dr, Gaithersburg, MD
0.28
Single-Family Home
$560,000
11/04/25
4
2.5
1,886
402 Belle Grove Rd, Gaithersburg, MD
0.45
Single-Family Home
$585,000
04/28/26
4
2.5
1,706
118 Rolling Rd, Gaithersburg, MD
0.18
Single-Family Home
$520,000
11/13/25
3
2
2,040
108 Hutton St, Gaithersburg, MD
0.27
Single-Family Home
$513,000
09/29/25
3
2
1,424
101 Brookes Ave, Gaithersburg, MD
0.50
Single-Family Home
$510,000
04/10/26
5
3.5
1,645
402 Dogwood Dr, Gaithersburg, MD
0.38
Single-Family Home
$585,000
10/13/25
3
4
1,684
205 Tulip Dr, Gaithersburg, MD
0.40
Single-Family Home
$555,000
06/02/26
3
2
1,692
118 Tulip Dr, Gaithersburg, MD
0.34
Single-Family Home
$580,000
10/24/25
3
2
1,500

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
436-438 W Diamond Ave, Gaithersburg, MD 20877
0.05
$799,000
-
-
-
For Sale
418 E Diamond Ave, Gaithersburg, MD 20877
0.06
$840,700
5
3
2,954
Off Market
124 Woodland Rd, Gaithersburg, MD 20877
0.15
$578,000
4
2
1,646
Recently Sold
115 Woodland Rd, Gaithersburg, MD 20877
0.16
$510,000
3
1
988
Recently Sold
118 Rolling Rd, Gaithersburg, MD 20877
0.18
$520,000
3
2
2,040
Recently Sold
214 Rolling Rd, Gaithersburg, MD 20877
0.20
$568,800
3
1.5
1,984
Off Market
511 Mandolin Ct, Gaithersburg, MD 20877
0.15
$405,000
3
3.5
1,260
Recently Sold
571 W Diamond Ave #40, Gaithersburg, MD 20877
0.22
$325,000
4
2.5
1,260
Recently Sold
503 Mandolin Ct, Gaithersburg, MD 20877
0.16
$429,300
3
3
1,260
Off Market
108 Bowsprit Ct, Gaithersburg, MD 20877
0.20
$375,000
2
3
1,007
Recently Sold
119 Rolling Rd, Gaithersburg, MD 20877
0.22
$546,900
3
2
2,013
Off Market
110 Bowsprit Ct, Gaithersburg, MD 20877
0.20
$370,000
3
3
1,780
Recently Sold

Local Information

  • Map ViewExplore the area around 428 E Diamond Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1990
Lot Size
0.35 acres
Living Area
1,634 sqft
Price/Sqft
$300

About this House

SF Victorian just .3 miles to MARC Train Station. 2 Levels, 2 Kitchens, several rooms plus Basement. Large parking lot. CBD zoned. Current use is Residential, quick call can change to commercial depending on business. Prime location - property needs rehab - cash or rehab loans only. Walk score of 67.
428 E Diamond Ave, Gaithersburg, MD 20877 is a 4 bedroom, 3 bathroom, 1,634 sqft single-family home in Olde Towne, built in 1990. It last sold for $335,000 on Feb 15, 2017. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $490,400, with a rent estimate of $2,936/month.

Home Details for 428 E Diamond Ave

Interior Features

Heating & Cooling
Heating: ElectricAir ConditioningCooling System: CentralHeating Fuel: Electric
Levels, Entrance, & Accessibility
Stories: 3Floors: Other
Interior Details
Types of Rooms: Family Room, Workshop
Appliances & Utilities
DryerRefrigeratorWasher

Exterior Features

Exterior Home Features
Roof: OtherExterior: Vinyl

Property Information

Year Built
Year Built: 1990
Property Type / Style
Property Type: Single Family HomeArchitecture: Queen Anne / Victorian

Lot Information

Lot Area: 0.35 acres

Price and Tax history

DateEventPrice
Feb 15, 2017
Source: N/A
Sold
$335,000
Feb 12, 2017
Source: Agent Provided
Pending
$349,000
Feb 11, 2017
Source: Agent Provided
PendingToActive
$349,000
Jan 11, 2017
Source: Agent Provided
Pending
$349,000
Aug 31, 2016
Source: Agent Provided
PriceChange
$349,000
Price decreased by 3%

Market trends in Gaithersburg

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$553K
$8.33KMoM
Sale-to-List Price
100.0%
Price per sq ft
$282
$8MoM
Available listings
223
16MoM

Around this home

View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Olde Towne
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Olde Towne

At least 9 Trulia users voted on each feature.

  • 93 % Say it's walkable to restaurants

  • 89 % Say it's walkable to grocery stores

  • 89 % Say there's holiday spirit

  • 78 % Say there are sidewalks

  • 78 % Say parking is easy

  • 77 % Say it's dog friendly

  • 70 % Say streets are well-lit

  • 67 % Say kids play outside

  • 64 % Say yards are well-kept

  • 50 % Say they plan to stay for at least 5 years

  • 47 % Say car is needed

  • 45 % Say people would walk alone at night

  • 43 % Say neighbors are friendly

  • 43 % Say there's wildlife

  • 36 % Say it's quiet

  • 22 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • Melannie V.
    "I love where I live very close to everything. I’m next to the train station close to the metro, and next to 270. It is very convenient. My building is very safe and secure. I don’t worry about my safety when I’m out. It is nice to walk your dog, there are so many people out on nice days. "
    8
    Flag
  • Trulia User
    "I have only lived here for a couple months. It has the quiet of a small town with the convenience of a city "
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 428 E Diamond Ave

  • What is 428 E Diamond Ave estimated to be worth?
    Trulia's estimated value for 428 E Diamond Ave in Gaithersburg, MD is $490,400.
  • What is the price history for 428 E Diamond Ave?
    428 E Diamond Ave in Gaithersburg, MD last sold for $335,000 in February 2017.
  • Is Gaithersburg a buyer's or seller's market?
    Gaithersburg is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Gaithersburg?
    The median sale price in Gaithersburg is $553K. That is down $8.33K from the prior month.
  • Does 428 E Diamond Ave have air conditioning?
    Yes, 428 E Diamond Ave in Gaithersburg, MD has air conditioning.
  • Does 428 E Diamond Ave have laundry facilities?
    Yes, 428 E Diamond Ave in Gaithersburg, MD has in-unit laundry.

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Apartments for Rent

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Off Market Homes Near 428 E Diamond Ave

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