New Castle, DE Office Spaces for Sale

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Pennsville, NJ Wilmington, DE Bear, DE

Updated: Nov 21, 2025

Office Space in Airport Business Park

94A Quigley Boulevard, New Castle, DE 19720

Contact for pricing

1,140 sqft

Convenient location in Airport Business Park with close proximity to Routes 273, 40 & 13.
Features +/- 1,140 SF of office space.
Includes 3 spacious offices.
Conference room available.
Equipped with a breakroom.

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Updated: Nov 9, 2021

Prime Commercial Property in NEW CASTLE

2994 NEW CASTLE AVENUE, New Castle, DE 19720

$1,000,000

2,721 sqft · 1.51 AC lot

Prime location with high traffic count for maximum business exposure.
Proximity to major highways (Rt. I 295, Rt 40, De. 9) and the Delaware Memorial Bridge.
1.5 +/- acre pad site available for land lease.
Existing 2700+ sq. ft. building on site; can be utilized or razed.
Endless possibilities for retail or office business.

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Commercial Pad Site with Existing Building

2994 New Castle Avenue, New Castle, DE 19720

$1,000,000

2,700 sqft · 1.50 AC lot

Land lease pad sites with an existing 2,700-plus-square-foot building near major highway interchanges.

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Turn Any Listing Into an Investment Snapshot Owner equity, real caprate, demand score for every listing. Go To Analytics Center

Based on your search, we've compiled 80 Potential Opportunities for your consideration. Besides 3 Active listings in New Castle, DE, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 69 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.

Two-Story Office Building with Rear Suite

2 & 6 CHESTNUT Street, Pennsville, NJ 08070

$359,900

1,200 sqft · 0.20 AC lot

Multi-suite office configuration with private HVAC and a rear open-area unit, served by a paved parking lot with nine spaces.

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Fully Renovated Warehouse with Office

900 S Heald St, Wilmington, DE 19801

$2,800,000

Renovated warehouse with two-story office area, updated loading docks, and multiple drive-in doors for flexible operations.

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Wilmington Office Space For Sale

Wilmington, DE 19808

Contact for pricing

8,990 sqft

4,921 SF office space with high visibility.

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Brick Auto Sales and Retail Center

18-28 S Broadway, Pennsville, NJ 8070

$1,250,000

1,817 sqft

Multi-building auto sales, mechanic space, and retail/office uses with ample parking across three separate lots.

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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.

Land in Redevelopment Zone

L18-20 W BROAD Street, Paulsboro, NJ 08066

$410,000

0.21 AC lot

Land assemblage in Paulsboro, close to I-295.

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Prime Land in Sewell, NJ

L13 BRIDGETON Pike, Sewell, NJ 08080

$4,000,000

39.04 AC lot

39 +/- acres with road frontage in Mantua Township.

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Lincoln University Commercial Land Available

0 DALIN DRIVE, Lincoln University, PA 19352

$175,000

3.20 AC lot

Commercial land for sale in Forestville Business Park.

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Industrial Land in Forestville Park

0 DALIN DRIVE, Lincoln University, PA 19352

$175,000

2.30 AC lot

Two industrial lots available in established Forestville Business Park.

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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.

OFFICE (GENERAL)

2 Boulden Cir, New Castle, DE 19720-3492

$705,000

Estimated value

4,062 sqft · 4.90 AC lot

View details

OFFICE (GENERAL)

31 Reads Way, New Castle, DE 19720-1648

$2,730,000

Estimated value

12,690 sqft · 11.87 AC lot

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OFFICE (GENERAL)

2217 Dupont Hwy, New Castle, DE 19720-6302

$525,000

Estimated value

3,800 sqft · 3.14 AC lot

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OFFICE (GENERAL)

12 Reads Way, New Castle, DE 19720-1649

$7,445,000

Estimated value

34,778 sqft · 6.39 AC lot

View details

DENTAL BUILDING

189 Christiana Rd, New Castle, DE 19720-3039

Value Estimation by Request

3,042 sqft · 0.50 AC lot

View details

OFFICE (GENERAL)

298 Cherry Ln, New Castle, DE 19720-2776

$610,000

Estimated value

3,433 sqft · 2.80 AC lot

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OFFICE (GENERAL)

3046 New Castle Ave, New Castle, DE 19720-2248

Value Estimation by Request

684 sqft · 0.67 AC lot

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OFFICE (GENERAL)

350 Pigeon Pt Rd, New Castle, DE 19720-1464

Value Estimation by Request

936 sqft · 3.09 AC lot

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OFFICE (GENERAL)

92 Reads Way, New Castle, DE 19720-1631

Unit 3

$1,075,000

Estimated value

8,996 sqft

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OFFICE (GENERAL)

12 Penns Way, New Castle, DE 19720-2414

$2,760,000

Estimated value

18,226 sqft · 2.94 AC lot

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OFFICE (GENERAL)

316 Churchmans Rd, New Castle, DE 19720-3112

Value Estimation by Request

1,860 sqft · 7.09 AC lot

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DENTAL BUILDING

169 Christiana Rd, New Castle, DE 19720-3040

Value Estimation by Request

4,248 sqft · 1.63 AC lot

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OFFICE (GENERAL)

92 Reads Way, New Castle, DE 19720-1631

Unit 2

$2,340,000

Estimated value

15,871 sqft

View details

OFFICE (GENERAL)

92 Reads Way, New Castle, DE 19720-1631

Unit 1

$2,845,000

Estimated value

25,905 sqft

View details

OFFICE (GENERAL)

19 Cmns Blvd, New Castle, DE 19720-2260

$990,000

Estimated value

7,115 sqft · 1.55 AC lot

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OFFICE (GENERAL)

1600 Dupont Hwy, New Castle, DE 19720-1904

Value Estimation by Request

1,489 sqft · 7.30 AC lot

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OFFICE (GENERAL)

3020 Bowlarama Dr, New Castle, DE 19720-1317

$855,000

Estimated value

3,000 sqft · 1.73 AC lot

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OFFICE (GENERAL)

818 Basin Rd, New Castle, DE 19720-1708

$1,055,000

Estimated value

8,400 sqft · 1.58 AC lot

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OFFICE (GENERAL)

327 Airport Rd, New Castle, DE 19720-1007

$555,000

Estimated value

1,000 sqft · 0.73 AC lot

View details

OFFICE (GENERAL)

1685 Riv Rd, New Castle, DE 19720-5194

Value Estimation by Request

992 sqft · 13.40 AC lot

View details

OFFICE (GENERAL)

411 Churchmans Rd, New Castle, DE 19720-3156

$2,900,000

Estimated value

13,017 sqft · 5.98 AC lot

View details

New Castle, DE Office Spaces Market Trends and Statistics

Explore 72 office spaces for sale in New Castle, DE, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 5,421 square feet of properties for sale, with an estimated market value of $2,000,000.

Sale prices for office spaces in New Castle, DE start at $1,000,000, averaging $1,000,000, and reaching up to $1,000,000 — 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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Top Commercial Asset Segments

Commercial property segments ranked by active listings on the market

Demographics Overview

Population 61K

Population Growth (5Y) -1.2%

Median Household Income $75,985

College Educated 10.2%

High-Yield Neighborhoods for Investment

Identify New Castle submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

Neighborhood	Average Price
19720	$500K

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)

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New Castle, DE Office Spaces for Sale

94A Quigley Boulevard, New Castle, DE 19720

2994 NEW CASTLE AVENUE, New Castle, DE 19720

2994 New Castle Avenue, New Castle, DE 19720

Opportunities in Nearby Cities

2 & 6 CHESTNUT Street, Pennsville, NJ 08070

900 S Heald St, Wilmington, DE 19801

Wilmington, DE 19808

18-28 S Broadway, Pennsville, NJ 8070

Potential Development Sites for Consideration

L18-20 W BROAD Street, Paulsboro, NJ 08066

L13 BRIDGETON Pike, Sewell, NJ 08080

0 DALIN DRIVE, Lincoln University, PA 19352

0 DALIN DRIVE, Lincoln University, PA 19352

Off-Market Properties in New Castle, DE

2 Boulden Cir, New Castle, DE 19720-3492

31 Reads Way, New Castle, DE 19720-1648

2217 Dupont Hwy, New Castle, DE 19720-6302

12 Reads Way, New Castle, DE 19720-1649

189 Christiana Rd, New Castle, DE 19720-3039

298 Cherry Ln, New Castle, DE 19720-2776

3046 New Castle Ave, New Castle, DE 19720-2248

350 Pigeon Pt Rd, New Castle, DE 19720-1464

92 Reads Way, New Castle, DE 19720-1631

12 Penns Way, New Castle, DE 19720-2414

316 Churchmans Rd, New Castle, DE 19720-3112

169 Christiana Rd, New Castle, DE 19720-3040

92 Reads Way, New Castle, DE 19720-1631

92 Reads Way, New Castle, DE 19720-1631

19 Cmns Blvd, New Castle, DE 19720-2260

1600 Dupont Hwy, New Castle, DE 19720-1904

3020 Bowlarama Dr, New Castle, DE 19720-1317

818 Basin Rd, New Castle, DE 19720-1708

327 Airport Rd, New Castle, DE 19720-1007

1685 Riv Rd, New Castle, DE 19720-5194

411 Churchmans Rd, New Castle, DE 19720-3156

New Castle, DE Office Spaces Market Trends and Statistics

Top Commercial Asset Segments

Demographics Overview

High-Yield Neighborhoods for Investment

Taxes & Financing

Listings Trend

Total CRE Inventory on Market (SF)

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