For sale

Price cut: $5K (8/10)

$310,000

623 Concord Ave, Wilmington, DE 19802

3beds

2baths

1,675sqft

$2,104/mo

Get pre-qualified

Townhouse

Built in 1920

-- sqft lot

$-- Zestimate^®

$185/sqft

$-- HOA

What's special

Desirable amenitiesFunctional layoutsPrivate rear decks

Excellent income-producing duplex offering a fantastic opportunity for investors or owner-occupants looking to offset their mortgage with rental income. The first unit features 1 bedroom and 1 full bathroom, while the second unit offers 2 bedrooms and 1 full bathroom, providing flexible living arrangements to meet a variety of needs. Each unit includes its own in-unit washer and dryer for added convenience, along with private rear decks that provide the perfect space to relax or entertain outdoors. The functional layouts and desirable amenities make this property attractive to both current and future tenants. Whether you’re looking to add to your investment portfolio or occupy one unit while generating income from the other, this duplex offers excellent potential. Conveniently located near shopping, dining, schools, parks, and major commuter routes, this is an opportunity you won’t want to miss. Property is being sold as is. Schedule your private tour today!

66 days
765
62

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 2

Basement

Area: 0

Heating

Radiator, Baseboard, Natural Gas, Electric

Cooling

None

Appliances

Included: Dryer, Washer, Electric Water Heater

Features

Basement: Unfinished
Number of fireplaces: 1

Interior area

Total structure area: 1,675
Total interior livable area: 1,675 sqft

Property

Parking

Parking features: On Street
Has uncovered spaces: Yes

Accessibility

Accessibility features: None

Features

Patio & porch: Deck, Enclosed, Porch
Exterior features: Balcony
Pool features: None

Lot

Size: 3,049 Square Feet
Dimensions: 29.50 x 102.90

Details

Additional structures: Above Grade, Below Grade
Parcel number: 26015.10232
Zoning: 26R-2
Special conditions: Standard

Construction

Type & style

Home type: MultiFamily
Architectural style: Traditional
Property subtype: Townhouse

Materials

Brick
Foundation: Brick/Mortar

Condition

Good
New construction: No
Year built: 1920

Utilities & green energy

Sewer: Public Sewer
Water: Public

Community & HOA

Location

Region: Wilmington

Financial & listing details

Price per square foot: $185/sqft
Tax assessed value: $290,900
Annual tax amount: $3,294
Date on market: 7/6/2026
Listing agreement: Exclusive Right To Sell
Listing terms: Cash,Conventional,FHA
Ownership: Fee Simple

Estimated market value

Not available

Estimated sales range

Not available

$1,857/mo

Price history

Date	Event	Price
8/10/2026	Price change	$310,000-1.6%$185/sqft
Source: Bright MLS #DENC2106418 Report a problem
7/6/2026	Listed for sale	$315,000+43.2%$188/sqft
Source: Bright MLS #DENC2106418 Report a problem
5/18/2021	Sold	$220,000+60.6%$131/sqft
Source: Public Record Report a problem
4/5/2004	Sold	$137,000+64.1%$82/sqft
Source: Public Record Report a problem
1/11/2001	Sold	$83,500$50/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$2,206 +55%	$290,900 +537.9%
2024	$1,423 +15.1%	$45,600
2023	$1,237 -0.5%	$45,600
2022	$1,242 +0.2%	$45,600
2021	$1,240 -0.6%	$45,600
2020	$1,247 -0.5%	$45,600
2019	$1,254 +1.2%	$45,600
2017	$1,239 -38.7%	$45,600
2016	$2,020	$45,600
2015	$2,020 +4.6%	$45,600
2014	$1,932	$45,600
2013	--	$45,600
2012	--	$45,600
2011	--	$45,600
2010	--	$45,600
2009	--	$45,600
2008	--	$45,600
2007	--	$45,600
2006	--	$45,600
2005	--	$45,600
2004	--	$45,600
2003	--	$45,600
2002	--	$45,600
2001	--	$45,600