Seaford, DE Office Spaces for Sale

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Blades, DE Laurel, DE Bridgeville, DE Georgetown, DE Galestown, MD Federalsburg, MD Rhodesdale, MD Sharptown, MD

12 properties

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Updated: Nov 10, 2025

Medical Office with Expansion Space

924 MIDDLEFORD Road, Seaford, DE 19973

$780,000

0.51 AC lot

3,053 sq. ft. of finished first‑floor medical office space
2,182 sq.ft. unfinished second floor with separate access and interior stair connection
Reception, administrative offices, exam rooms, bathrooms, staff lounge, storage, and mechanical rooms
Adjacent parcel on the west side included
0.51‑acre combined property

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Updated: Apr 9

Small Office Building

26286 SEAFORD Road, Seaford, DE 19973

$280,000

0.68 AC lot

Multiple private offices plus flexible workspace
Open conference and training area
Kitchenette and restroom included
Separate garage or shed for storage
On‑site parking lot

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Office Building with Parking

602 N PORTER Street, Seaford, DE 19973

$399,900

0.29 AC lot

Office property with central air, an on-site parking lot, and access to Rt. 20.

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See hot listings in Seaford

Scored against comparables nationwide. These are worth a look.

Cap Rate available after sign in

Est. NOI available after sign in

Local Demand available after sign in

Professional Office Building with Pond View

924 Middleford Rd, Seaford, DE 19973

$780,000

5,235 sqft

Office building with expansion potential and adjacent parcel included.

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Seaford Medical Office Building For Sale

11 Fallon Ave, Seaford, DE 19973

$2,500,000

10,600 sqft

Well-maintained medical office building in Seaford, Sussex County.

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Professional Office Building with Parking

26286 Seaford Rd, Seaford, DE 19973

$280,000

1,440 sqft

Small office building suited for professional firms and service businesses.

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Medical Office Building with Tenant

800 Concord Road, Seaford, DE 19973

Contact for pricing

4,800 sqft

Approximately 4,800 SF medical office building is occupied by Planned Parenthood under an in-place lease.

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Versatile Retail/Office Suite

512 W STEIN HIGHWAY #1, Seaford, DE 19973

Contact for pricing

6,400 sqft

Unit 1 storefront suite at 512 W Stein Highway offers flexible space for a range of business concepts.

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Flex Space with Fenced Storage

20643 SUSSEX HIGHWAY, Seaford, DE 19973

Contact for pricing

4,200 sqft

Office, restroom, drive-in access, and secured outdoor storage support varied commercial operations.

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Office Space with Easy Access

602 N PORTER St, Seaford, DE 19973

$399,900

Office space with convenient access and ample parking available for sale.

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Well-Maintained Office Building

543 N Shipley St, Seaford, DE 19973

Contact for pricing

5,912 sqft

A well-maintained 5,912 SF office building with ample parking and a flexible floor plan for multiple office configurations.

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Newly Built 2021 Medical Office

800 Health Services Dr, Seaford, DE 19973

Contact for pricing

4,800 sqft

NNN-leased medical office occupied by Planned Parenthood, newly constructed in 2021.

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Based on your search, we've compiled 35 Potential Opportunities for your consideration. Besides 12 Active listings in Seaford, DE, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 15 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.

Industrial Property with Multiple Garages

28883 Sussex Hwy, Laurel, DE 19956

$2,100,000

10,000 sqft 16.00 AC lot

Over 16 acres with a large block building, attached and detached storage garages, and recently installed septic and well.

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Manufacturing Property with Warehouse

7494 Federalsburg Road, Bridgeville, DE 19933

Contact for pricing

240,258 sqft 13.48 AC lot

M-1 manufacturing facility combining warehouse, repair, machine shop, office, and residential improvements across a multi-building campus.

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High-Visibility Retail Office Building

18451 SUSSEX HIGHWAY, Bridgeville, DE 19933

$1,499,000

A 3-acre site with a block building, HVAC, concrete floors, and ample parking along a heavily traveled corridor.

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Stone Creek Business Park Opportunity

10252 Stone Creek Drive, Laurel, DE 19956

Contact for pricing

Office, retail, and warehouse flex space for sale.

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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.

Commercial Land with Shared Access

BLOOMINGDALE Avenue, Federalsburg, MD 21632

$375,000

5.30 AC lot

C1-zoned commercial land with public utilities and shared access adjoining an established retail property.

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Commercial Land Near Millsboro Bypass

24245 HARDSCRABBLE Road, Millsboro, DE 19966

$2,999,900

9.58 AC lot

Undeveloped commercial parcel positioned along heavily traveled Route 20 near planned medical and residential development.

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Commercial Land with Road Frontage

30836-PARCEL 2 DUPONT BLVD, Dagsboro, DE 19939

$2,000,000

20.24 AC lot

C-1-zoned commercial land with direct road frontage and a proposed mixed-use development concept plan.

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Commercial Land on Highway Rt. 13

109 S. DULANY Ave, Fruitland, MD 21826

$95,000

C-4 zoned commercial land with highway frontage on Rt. 13.

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Off-Market Properties in Seaford, DE

Consider similar Off-Market properties in Seaford, 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 Spaces

0 Jet Dr, Seaford, DE 19973

Estimated value: by Request

6,000 sqft

View details

Medical Office Space

800 Health Services Dr, Seaford, DE 19973

Estimated value: by Request

4,800 sqft

View details

Medical Office Space

105 Front St, Seaford, DE 19973

Estimated value: by Request

9,372 sqft

View details

Office Spaces

1340 Middleford Rd, Seaford, DE 19973

Estimated value: by Request

2,011 sqft

View details

Office Spaces

302 Health Services Dr, Seaford, DE 19973

Estimated value: by Request

6,600 sqft

View details

Medical Office Space

400 Health Services Dr, Seaford, DE 19973

Estimated value: by Request

6,700 sqft

View details

Office Spaces

100 Health Services Dr, Seaford, DE 19973

Estimated value: by Request

6,000 sqft

View details

Office Spaces

300 301, Seaford, DE 19973

Estimated value: by Request

6,600 sqft 9.18 AC lot

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Office Spaces

105 Front St, Seaford, DE 19973

Estimated value: by Request

0.70 AC lot

View details

Office Spaces

302 Health Services Dr, Seaford, DE 19973

Estimated value: by Request

View details

Office Spaces

957 Norman Eskridge Hwy, Seaford, DE 19973

Estimated value: by Request

1.00 AC lot

View details

Office Units

300 Health Services Dr, Seaford, DE 19973

Estimated value: by Request

6,600 sqft

View details

Seaford, DE Office Spaces Market Trends and Statistics

Explore 27 office spaces for sale in Seaford, DE, showcased through 12 active listings on our real estate platform. These investment opportunities span a total of 43,387 square feet of properties for sale, with an estimated market value of $5,419,800.

Sale prices for office properties in Seaford, DE start at $280,000, averaging $774,257, and reaching up to $2,500,000 — 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 26K

Population Growth (5Y) +2.6%

Median Household Income $62,668

College Educated 24.4%

High-Yield Neighborhoods for Investment

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

Neighborhood	Average Price
19973	$692K

Taxes & Financing

Average Loan-to-Value 65.0%

Listings Trend

New vs delisted commercial listings in Sussex County

New Delisted

Property Size Breakdown

The majority of commercial real estate listings in Seaford fall within the 50,000 to 100,000 square foot range.

How Realmo verifies these figures

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Reach out if you need assistance with Realmo tools or have questions about your listings

Seaford, DE Office Spaces for Sale

924 MIDDLEFORD Road, Seaford, DE 19973

26286 SEAFORD Road, Seaford, DE 19973

602 N PORTER Street, Seaford, DE 19973

924 Middleford Rd, Seaford, DE 19973

11 Fallon Ave, Seaford, DE 19973

26286 Seaford Rd, Seaford, DE 19973

800 Concord Road, Seaford, DE 19973

512 W STEIN HIGHWAY #1, Seaford, DE 19973

20643 SUSSEX HIGHWAY, Seaford, DE 19973

602 N PORTER St, Seaford, DE 19973

543 N Shipley St, Seaford, DE 19973

800 Health Services Dr, Seaford, DE 19973

Opportunities in Nearby Cities

28883 Sussex Hwy, Laurel, DE 19956

7494 Federalsburg Road, Bridgeville, DE 19933

18451 SUSSEX HIGHWAY, Bridgeville, DE 19933

10252 Stone Creek Drive, Laurel, DE 19956

Potential Development Sites for Consideration

BLOOMINGDALE Avenue, Federalsburg, MD 21632

24245 HARDSCRABBLE Road, Millsboro, DE 19966

30836-PARCEL 2 DUPONT BLVD, Dagsboro, DE 19939

109 S. DULANY Ave, Fruitland, MD 21826

Off-Market Properties in Seaford, DE

0 Jet Dr, Seaford, DE 19973

800 Health Services Dr, Seaford, DE 19973

105 Front St, Seaford, DE 19973

1340 Middleford Rd, Seaford, DE 19973

302 Health Services Dr, Seaford, DE 19973

400 Health Services Dr, Seaford, DE 19973

100 Health Services Dr, Seaford, DE 19973

300 301, Seaford, DE 19973

105 Front St, Seaford, DE 19973

302 Health Services Dr, Seaford, DE 19973

957 Norman Eskridge Hwy, Seaford, DE 19973

300 Health Services Dr, Seaford, DE 19973

Seaford, DE Office Spaces Market Trends and Statistics

Top Commercial Asset Segments

Demographics Overview

High-Yield Neighborhoods for Investment

Taxes & Financing

Listings Trend

Property Size Breakdown

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