Office Suite in Historic
New
For Lease
$750/Mo
11 S MILL ST Suite #306, New Castle, PA 16101
CommercialLease, New Castle, PA
Space SizeContact for details
Lot Size0.10 Acres
Days on Market1
Property Features for 11 S MILL ST Suite #306
General Information
Property type
Commercial Lease
Property subtype
Office
Zoning
C-1
Zoning description
C-1
Subdivision
New Castle/2nd
Standard status
Active
Lot size
0.10 Acres
Taxes and HOA fees
Tax Annual Amount
7209
Listing Agency:
CASTLE REALTY
Listed By:
Samantha Blundo · License #RS325998
(724) 654-5589
Added: Nov 2
Last Checked: Nov 2 at 6:06PM
MLS# 1781718
Copyright © 2026 West Penn Multi List, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
Office leasing is available across the first, third, and fourth floors of the Riverplex Complex, a historic property with exposed brick architecture. Suite 306 measures approximately 180 square feet. The third floor has more than 6,430 square feet of additional space, including configurations with private offices, conference rooms, kitchenette, restrooms, and file rooms. An open-concept area and a catwalk overlooking the brick interior are also part of the third-floor layout.
The property is at 11 S Mill St in downtown New Castle, at the corner of S. Mill Street and E. Washington Street. A lighted parking lot has assigned spaces for employees and guests, with multiple entrances from both streets. The property is zoned C-1.
The property is at 11 S Mill St in downtown New Castle, at the corner of S. Mill Street and E. Washington Street. A lighted parking lot has assigned spaces for employees and guests, with multiple entrances from both streets. The property is zoned C-1.
Key Highlights
- Suite 306 is approximately 180 square feet
- More than 6,430 square feet of additional space is available on the third floor
- Third‑floor options include up to 4 private offices and 2 conference rooms
Property Analytics
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Current Use
Lease Details
NNN (Triple Net)
Lease Type
Location Intelligence
Trade Area within ½ mile
996
Businesses Nearby
Explore this area
Business Placement
Demographics for 16101, PA
31,960
Population
14,755
Households
2.2
Avg Household Size
44
Median Age
18%
College-Educated
92%
High-School Grad
69.2 sq mi
ZIP Area
462
Density / Sq Mi
$50,481
Median Household Income
$36,670
Median Earnings
$706
Median Rent
$109,600
Median Home Value
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Market
Vacancy Rate% for Office in Northeast region
Frequently Asked Questions
What type of property is this?
Office unit - Leasing options span the first, third, and fourth floors, with private offices and shared facilities available.
Where is this office unit located?
The property is located at 11 S MILL ST Suite #306 New Castle, PA.
What is the lease rate?
The lease rate is $750/Mo.
What are key features of this property?
This property features: Suite 306 is approximately 180 square feet; More than 6,430 square feet of additional space is available on the third floor; Third‑floor options include up to 4 private offices and 2 conference rooms
