Middletown, DE Office Units for Rent & Lease

Updated: Nov 28, 2025

Office Space with Garage

5193 SUMMIT BRIDGE Rd, Middletown, DE 19709

$3,500/Mo

1170 SF office space (Unit A) with full basement below, offering ample storage or expansion potential.
Two‑car garage (Unit C) featuring two overhead doors and openers.
Three rental units in one building.
270 SF office (Unit B) includes a private restroom and kitchenette.
Built in 1959.

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Updated: Mar 25

Middletown Industrial Suites Available

700 North Broad Street, Middletown, DE 19709

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87,730 sqft

Located immediately off Route 896 and minutes from Route 1 and the 301 Bypass.
Zoned 23 M‑I (Manufacturing Industrial).
Norfolk Southern Rail spur runs directly behind the building.
Located on 16.18 acres.
Heavy power - dual 25.5 KVA feeds.

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Middletown Office/Retail Space Available

651 N BROAD St SUITE 106 , UNIT 106, Middletown, DE 19709

$850/Mo

Office and retail space for rent in Middletown, Delaware.

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Office Space with 24/7 Access

651 N BROAD St SM CONFERENCE ROOM, Middletown, DE 19709

$100 SF/Yr

Office space for rent with included amenities and parking.

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Office Space with 24/7 Access

651 N BROAD St LG CONFERENCE ROOM, Middletown, DE 19709

$150 SF/Yr

Office space for rent with included amenities and parking.

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Medical Office Suite for Lease

114 Sandhill Dr, Middletown, DE 19709

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Well-kept medical office suite in a parking-rich complex with quick access to Routes 299 and 301.

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Medical Office Suites in Plaza

118 Sandhill Dr, Middletown, DE 19709

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Well-kept medical office suites with abundant parking and convenient access to key regional routes.

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Flex Building with Available Unit

410 Diamond State Blvd, Middletown, DE 19709

$14 SF/Yr

13,440 sqft · $15,680/Mo

Flex building with units available for lease in Middletown, DE.

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Middletown Flex Space For Lease

108 Patriot Dr, Middletown, DE 19709

$14 SF/Yr

3,137 sqft · $3,659/Mo

3,137 SF flex space in Middletown's newest flex park.

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Retail and Office Space Available

Boyds Corner Rd & Jamison Corner Rd, Middletown, DE

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5,700 sqft

Restaurant, retail, and office spaces in growing residential community.

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Community Shopping Center Retail Space

701-743 N Broad St, Middletown, DE

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1,784 sqft

Retail and office space available in Middletown, Delaware shopping center.

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Retail and Office Suites Available

5350 Summit Bridge Rd, Middletown, DE 19709

$12 SF/Yr

Retail and office suites for lease in Middletown, Delaware.

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Based on your search, we've compiled 16 Potential Opportunities for your consideration. Besides 12 Active listings in Middletown, DE, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities

Office Units for Lease in Nearby Cities

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

Office Campus with Expansion Potential

2570 Wrangle Hill Rd, Bear, DE

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39,140 sqft

Office spaces for lease with expansion approvals.

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Office Space Available For Lease

2520 Wrangle Hill Rd, Bear, DE

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3,890 sqft

Office campus with spaces available for lease between 1,760-16,342 SF.

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Office and Medical Suites Available

1200 Peoples Plz, Newark, DE

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2,526 sqft

Office and medical suites available for rent with strong tenant mix.

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Office Space Available For Rent

1400 Peoples Plz, Newark, DE

Contact for pricing

8,002 sqft

Office and medical suites available, ranging from 982-8,002 SF.

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Middletown, DE Office Units Market Trends and Statistics

Explore Office Units leasing options in Middletown, DE with 12 listings featured on our commercial real estate exchange. The current inventory includes 16,577 square feet of properties with an estimated lease value of $28 SF/Yr.

Estimated lease rates for Office Units in Middletown, DE begin at $14 SF/Yr, with an average of $14 SF/Yr and extend to $14 SF/Yr.