New Castle, DE Mixed-use Properties for Sale

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Pennsville, NJ Wilmington, DE Bear, DE Long Branch, NJ Newark, DE Carneys Point, NJ Penns Grove, NJ Delaware City, DE

Updated: Sep 14, 2025

Mixed-Use Property with Central Air

3101 New Castle Avenue, New Castle, DE 19720

$650,000

1,890 sqft 0.11 AC lot

Approximately 1,890 square feet of interior space
0.11‑acre lot measuring 57.30 x 99.40
Zoned for mixed commercial use
Central air in a 1956‑built structure
Parking included on the lot

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This listing looks promising.

Here's a quick look at some key insights for

3101 New Castle Avenue, New Castle, DE 19720

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Est. Cap Rate

3%
NOI ÷ price
Est. NOI

$19K
Annual
Price @ 7% Cap

$275K
Suggested
Property Type

Stores & Apartments
Built 1956

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Updated: Mar 26

Historic Mixed-Use Assemblage

702-6 Delaware Street, Historic, New Castle, DE 19720

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Two parcels and buildings offered together at 702 and 706 Delaware Street
702 Delaware Street: 0.40 Ac with a 2,888 SF mixed‑use building
706 Delaware Street: 0.62 Ac with a 1,550 SF mixed‑use building
249' of frontage with approximately 200' depth
Access from both Delaware Street and W. 7th Street

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Based on your search, we've compiled 24 Potential Opportunities for your consideration. Besides 2 Active listings in New Castle, DE, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 14 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

Opportunities in Nearby Cities

Here are 4 Similar properties we found in Nearby Locations for your consideration.

Mixed-Use Property with Auto Garage

4,18-28 S Broadway, Pennsville, NJ 08070

$1,250,000

2,550 sqft

Three-lot commercial property combines automotive, retail, office, parking, and rental components in separate buildings.

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Mixed-Use Property with Solar Panels

101 N BROADWAY, Pennsville, NJ 08070

$259,000

Remodeled commissary kitchen with residential amenities, ADA compliance, and infrastructure supporting commercial and residential operations.

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Riverfront Land for Mixed-Use Development

900 A St., Wilmington, DE USA, Wilmington, DE 19801

Contact for pricing

2.13 AC lot

Prime commercial land on Wilmington's Riverfront, ideal for mixed-use development.

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Mixed-Use Property with Apartment

319 Sixth Avenue, Wilmington, DE 19805

Contact for pricing

Includes a second-floor two-bedroom residence with separate off-street access and an interior route through the warehouse.

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Potential Development Sites for Consideration

Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

7.68 Acres on Dupont Highway

4391 DUPONT Pkwy, Townsend, DE 19734

$189,900

7.68 AC lot

7.68 acres with road frontage and commercial zoning.

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CMX2 Zoned Commercial Development Lot

6219 MARKET Street, Philadelphia, PA 19139

$55,000

0.03 AC lot

Zoned for flexible mixed-use development with strong visibility and easy access to public transportation.

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Philadelphia Land Opportunity

5423 MARKET Street, Philadelphia, PA 19139

$30,000

0.02 AC lot

Two adjacent lots in Philadelphia, PA, for sale.

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CMX-2 Commercial Land

5305-00 MARKET Street, Philadelphia, PA 19139

$160,000

0.04 AC lot

CMX-2-zoned land with direct frontage on Market Street and proximity to the Market-Frankford Line.

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Off-Market Properties in New Castle, DE

Consider similar Off-Market properties in New Castle, DE. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

STORES & APARTMENTS

1 6th St, New Castle, DE 19720

$320,000

Estimated value

3,024 sqft 0.30 AC lot

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STORES & APARTMENTS

100 Ww Ave, New Castle, DE 19720-5949

$320,000

Estimated value

2,087 sqft 0.19 AC lot

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STORES & APARTMENTS

4126 New Castle Ave, New Castle, DE 19720-1451

$80,000

Estimated value

680 sqft 0.07 AC lot

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STORES & APARTMENTS

3007 New Castle Ave, New Castle, DE 19720-2233

$310,000

Estimated value

1,620 sqft 0.54 AC lot

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STORES & APARTMENTS

1002 Riv Rd, New Castle, DE 19720-5104

$370,000

Estimated value

2,566 sqft 0.29 AC lot

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STORES & APARTMENTS

150 Dupont Hwy, New Castle, DE 19720-4149

$225,000

Estimated value

963 sqft 0.36 AC lot

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STORES & APARTMENTS

1 Moores Ln, New Castle, DE 19720

$315,000

Estimated value

2,100 sqft 0.41 AC lot

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STORES & APARTMENTS

3075 New Castle Ave, New Castle, DE 19720-2245

$285,000

Estimated value

1,590 sqft 0.82 AC lot

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STORES & APARTMENTS

103 Hazeldell Ave, New Castle, DE 19720-1300

$275,000

Estimated value

884 sqft 0.43 AC lot

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STORES & APARTMENTS

315 Dupont Hwy, New Castle, DE 19720-8400

$320,000

Estimated value

5,724 sqft 1.00 AC lot

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STORES & APARTMENTS

308 Hazeldell Ave, New Castle, DE 19720-1351

$285,000

Estimated value

1,234 sqft 0.14 AC lot

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STORES & APARTMENTS

13 Rizzo Ave, New Castle, DE 19720-2139

$530,000

Estimated value

5,078 sqft 0.69 AC lot

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STORES & APARTMENTS

3101 New Castle Ave, New Castle, DE 19720-2160

$295,000

Estimated value

1,890 sqft 0.11 AC lot

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STORE/OFFICE (MIXED USE)

265 Dupont Hwy, New Castle, DE 19720-6400

$320,000

Estimated value

3,158 sqft 0.31 AC lot

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New Castle, DE Mixed-Use Properties Market Trends and Statistics

Explore 16 mixed-use properties for sale in New Castle, DE on our real estate platform. These investment opportunities span a total of 1,890 square feet of properties for sale, with an estimated market value of $650,000.

Sale prices for multi use buildings in New Castle, DE average $650,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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Demographics Overview

Population 61K

Population Growth (5Y) -1.2%

Median Household Income $75,985

College Educated 10.2%

Taxes & Financing

Tax Rate (average for all types) 3.47%

Property Tax per SF $81.81 per SF

Average Loan-to-Value 65.0%

Listings Trend

New vs delisted commercial listings in New Castle County

New Delisted

Total CRE Inventory on Market (SF)

Property Size Breakdown

The majority of commercial real estate listings in New Castle fall within the 100,000+ square foot range.

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New Castle, DE Mixed-use Properties for Sale

3101 New Castle Avenue, New Castle, DE 19720

702-6 Delaware Street, Historic, New Castle, DE 19720