Thornwood Self Storage Development
401 CLAIRMONT AVE., Thornwood, NY 10594
Self-storage facility development project in Westchester County.
Type:Industrial
Property size:
50,500 SF- Added:
- Nov 21, 2025
- Days on Market:
- 178
- Last Refresh:
- Apr 5 at 11:23 pm
Property Features for 401 CLAIRMONT AVE.
General Information
- Standard status
- Active
- Size
- 50,500 SF
- Property subtype
- Industrial
Listing agent Hans Hardisty (914) 489-7909
Listing office (914) 489-7909
Listing date Nov 21, 2025
Source Nationalstoragepartners
Displayed information is deemed reliable but is not guaranteed and should be independently verified.
All listing content including descriptions, pricing, images are the copyrighted material of Hans Hardisty
HighLights
- Adaptive reuse project in a prime Westchester County location (Thornwood) with limited self‑storage supply.
- High average household income ($150,000+) in the target market.
- Existing industrial building being converted into a modern self‑storage facility with 371 rental units and 34,296 NRSF.
- Forward commitment purchase option or joint venture opportunity with experienced local developer.
- Strategic location off Saw Mill River Parkway (Exit 28) with high traffic count (13,000 cars ADT) on Broadway (SR 141).
- Includes wine storage component and solar roof panels.
Overview
The Thornwood Self Storage development project involves the adaptive reuse of an existing industrial building into a modern self-storage facility. The property, located at 401 Clairmont Ave. off Broadway (NYS Rt. 141), is just off Exit #28 of the Saw Mill River Parkway in Thornwood, Westchester County, New York, approximately 30 miles north of Manhattan. The facility will primarily serve the communities of Chappaqua, Pleasantville, Briarcliff, and Valhalla, in addition to Thornwood. The property has a curb cut onto Broadway (SR 141), which sees a traffic count of 13,000 cars ADT. The Thornwood Self Storage building sits on 0.89 acres of land and will be accessed via a permanent easement Right of Way through the adjacent Safeguard Self Storage property. The gross building area is planned to be 50,500 square feet, with a net rentable square footage (NRSF) of 34,296, containing 371 rental units on three floors, plus a wine storage component and solar roof panels. A demand study indicates only 2.2 square feet of storage space per person within a 3-mile trade area, with an average household income exceeding $150,000. Construction has begun, with an expected completion date of December 17, 2018.
Location Intelligence
Current Use by Public Records
Self storage facilities
Map
- City
- Thornwood
- County
- Westchester
- State
- New York
- Longitude
- -73.7693
- Latitude
- 41.1153
Nearby Similar for Sale
FAQs
What type of property is this?
Self storage facility - Self-storage facility development project in Westchester County.
Where is this self storage facility located?
The property is located at 401 CLAIRMONT AVE. Thornwood, NY.
What are key features of this property?
This property features: Adaptive reuse project in a prime Westchester County location (Thornwood) with limited self‑storage supply.; High average household income ($150,000+) in the target market.; Existing industrial building being converted into a modern self‑storage facility with 371 rental units and 34,296 NRSF.
