261 Suburban Avenue Deer Park NY — drone view of multi-tenant industrial building
ActiveCentral Suffolk County

Multi-Tenant Industrial

261 Suburban Avenue

Deer Park, NY 11729

Property Type

Multi-Tenant Industrial

Total Size

13,300 SF

Units

9 Units

Unit Sizes

1,000 – 3,800 SF

Submarket

Central Suffolk County

LIRR Access

Deer Park Station

Highway Access

Southern State Pkwy / Route 231

Ownership

L7 Partners (direct)

About This Property

Who This Property Serves

261 Suburban Avenue is purpose-built for the small business operator who needs real space — not a shared desk or a storage locker. The nine units range from 1,000 to 3,800 square feet, sized for importers, light manufacturers, contractors, creative studios, and specialty service businesses that require both floor space and a professional address.

The tenant mix at 261 Suburban reflects the diversity of Long Island's small business economy: product importers, rehearsal and studio tenants, trades operations, and healthcare-adjacent businesses all operate from this building. That breadth is not accidental — it reflects a unit configuration and management approach that accommodates a wide range of legitimate business uses.

Location & Access

  • Central Suffolk County location — accessible from across Long Island without a borough crossing
  • Deer Park LIRR station within walking distance — direct service to Penn Station
  • Southern State Parkway interchange less than 2 miles east via Route 231
  • Surrounded by an established industrial and commercial district with minimal residential interference
  • Strong local labor market across skilled trades, manufacturing, and logistics

Unit Configuration

Nine units across three size tiers. Single-tenant occupancy per unit.

1,000 SF
Small Units · 3 available

Ideal for single-operator storage, small trades, and specialty service businesses. Direct-access entry, basic utilities included.

1,200 – 1,600 SF
Mid Units · 3 available

Right-sized for active business operations — product storage with room to work, contractor staging, or light assembly.

2,500 – 3,800 SF
Large Units · 3 available

Full-floor capacity for operations requiring meaningful square footage — studios, import/export, distribution, and multi-person manufacturing.

Submarket Context

Deer Park sits within the Central Suffolk industrial corridor — one of the tightest small-bay industrial markets on Long Island. New supply is effectively zero: zoning constraints, land costs, and carrying costs make new small-bay construction economically unviable at current rents. Existing well-located stock like 261 Suburban maintains near-full occupancy because there is nothing comparable being built.

L7 Partners has operated in the Suffolk County industrial market for over 30 years. We own and manage our properties directly, with no third-party management layer. The clearest signal of how we operate: the overwhelming majority of our tenants renew. Availability at 261 Suburban is rare — and typically filled through our waitlist before it is ever publicly listed.

Submarket

Central Suffolk County

Supply Trend

No new small-bay construction

Demand Driver

Local small business & light industrial

L7 Ownership

30+ years, direct management

Join the Waitlist

Tenants at 261 Suburban Avenue renew. Availability is limited and typically filled before it is publicly listed. Contact L7 Partners now to get on the waitlist — we will reach out as soon as a unit matching your needs opens up.

Current Tenant at 261 Suburban Avenue?

Access your Partnership Portal to pay rent, submit maintenance requests, and view your lease documents — available 24/7.

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