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Space Availability (1)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Rent Type
  • 1st Floor
  • 2,975 SF
  • Negotiable
  • $42.41 CAD/SF/YR $3.53 CAD/SF/MO $126,165 CAD/YR $10,514 CAD/MO
  • Triple Net (NNN)
Space Use
Office/Medical
Availability
Now

Rare opportunity to lease a freestanding, single-tenant commercial building in the heart of Westbury's Eastern Nassau submarket. This 3,000 SF standalone property at 319 Union Avenue is fully built out for veterinary or medical use and is move-in ready for a qualified healthcare, animal care, or professional services tenant. The building features a steel frame construction with classic brick exterior and offers dedicated on-site parking — a premium amenity in this densely developed submarket. Its ground-floor, single-story layout provides full ADA accessibility and exceptional operational flexibility for a wide range of uses. Currently configured as a functioning animal hospital, the space includes clinical infrastructure ideal for a veterinary practice seeking immediate occupancy or a medical/healthcare provider looking to inherit a purpose-built environment without the cost and time of a ground-up build-out. The 0.23-acre (9,932 SF) lot offers ample room for signage, patient/client drop-off, and staff parking. Highlights: • 3,000 SF freestanding building — no shared walls, no shared lobbies • Dedicated parking on 9,932 SF lot • Veterinary/medical infrastructure in place • Flexible configuration for single-tenant occupancy • Steel frame / brick construction — built to last • Prominent Union Avenue frontage with strong visibility • Eastern Nassau submarket — convenient access to major thoroughfares Ideal for: veterinary clinics, animal hospitals, medical or dental offices, outpatient healthcare, physical therapy, specialty professional services.

  • Lease rate does not include utilities, property expenses or building services
  • Fits 8 - 24 People
  • Laboratory
  • Reception Area
  • Central Air and Heating
  • Private Restrooms
  • Security System
  • Drop Ceilings
  • Basement
  • Freestanding 3,000 SF brick building on 0.23-acre
Space Size Term Rental Rate Rent Type
1st Floor 2,975 SF Negotiable $42.41 CAD/SF/YR $3.53 CAD/SF/MO $126,165 CAD/YR $10,514 CAD/MO Triple Net (NNN)

1st Floor

Size
2,975 SF
Term
Negotiable
Rental Rate
$42.41 CAD/SF/YR $3.53 CAD/SF/MO $126,165 CAD/YR $10,514 CAD/MO
Rent Type
Triple Net (NNN)
Space Use
Office/Medical
Availability
Now

Rare opportunity to lease a freestanding, single-tenant commercial building in the heart of Westbury's Eastern Nassau submarket. This 3,000 SF standalone property at 319 Union Avenue is fully built out for veterinary or medical use and is move-in ready for a qualified healthcare, animal care, or professional services tenant. The building features a steel frame construction with classic brick exterior and offers dedicated on-site parking — a premium amenity in this densely developed submarket. Its ground-floor, single-story layout provides full ADA accessibility and exceptional operational flexibility for a wide range of uses. Currently configured as a functioning animal hospital, the space includes clinical infrastructure ideal for a veterinary practice seeking immediate occupancy or a medical/healthcare provider looking to inherit a purpose-built environment without the cost and time of a ground-up build-out. The 0.23-acre (9,932 SF) lot offers ample room for signage, patient/client drop-off, and staff parking. Highlights: • 3,000 SF freestanding building — no shared walls, no shared lobbies • Dedicated parking on 9,932 SF lot • Veterinary/medical infrastructure in place • Flexible configuration for single-tenant occupancy • Steel frame / brick construction — built to last • Prominent Union Avenue frontage with strong visibility • Eastern Nassau submarket — convenient access to major thoroughfares Ideal for: veterinary clinics, animal hospitals, medical or dental offices, outpatient healthcare, physical therapy, specialty professional services.

  • Lease rate does not include utilities, property expenses or building services
  • Fits 8 - 24 People
  • Laboratory
  • Reception Area
  • Central Air and Heating
  • Private Restrooms
  • Security System
  • Drop Ceilings
  • Basement
  • Freestanding 3,000 SF brick building on 0.23-acre

Rent Types


The rent amount and type that the tenant (lessee) will be responsible to pay to the landlord (lessor) throughout the lease term is negotiated prior to both parties signing a lease agreement. The rent type will vary depending upon the services provided. For example, triple net rents are typically lower than full service rents due to additional expenses the tenant is required to pay in addition to the base rent. Contact the listing broker for a full understanding of any associated costs or additional expenses for each rent type.

1. Full Service: A rental rate that includes normal building standard services as provided by the landlord within a base year rental.

2. Double Net (NN): Tenant pays for only two of the building expenses; the landlord and tenant determine the specific expenses prior to signing the lease agreement.

3. Triple Net (NNN): A lease in which the tenant is responsible for all expenses associated with their proportional share of occupancy of the building.

4. Modified Gross: Modified Gross is a general type of lease rate where typically the tenant will be responsible for their proportional share of one or more of the expenses. The landlord will pay the remaining expenses. See the below list of common Modified Gross rental rate structures: 4. Plus All Utilities: A type of Modified Gross Lease where the tenant is responsible for their proportional share of utilities in addition to the rent. 4. Plus Cleaning: A type of Modified Gross Lease where the tenant is responsible for their proportional share of cleaning in addition to the rent. 4. Plus Electric: A type of Modified Gross Lease where the tenant is responsible for their proportional share of the electrical cost in addition to the rent. 4. Plus Electric & Cleaning: A type of Modified Gross Lease where the tenant is responsible for their proportional share of the electrical and cleaning cost in addition to the rent. 4. Plus Utilities and Char: A type of Modified Gross Lease where the tenant is responsible for their proportional share of the utilities and cleaning cost in addition to the rent. 4. Industrial Gross: A type of Modified Gross lease where the tenant pays one or more of the expenses in addition to the rent. The landlord and tenant determine these prior to signing the lease agreement.

5. Tenant Electric: The landlord pays for all services and the tenant is responsible for their usage of lights and electrical outlets in the space they occupy.

6. Negotiable or Upon Request: Used when the leasing contact does not provide the rent or service type.

7. TBD: To be determined; used for buildings for which no rent or service type is known, commonly utilized when the buildings are not yet built.

Property Facts

Total Space Available 2,975 SF
Property Type Retail
Property Subtype Storefront
Gross Leasable Area 2,975 SF
Year Built 2012

About the Property

Rare opportunity to lease a freestanding, single-tenant commercial building in the heart of Westbury's Eastern Nassau submarket. This 3,000 SF standalone property at 319 Union Avenue is fully built out for veterinary or medical use and is move-in ready for a qualified healthcare, animal care, or professional services tenant. The building features a steel frame construction with classic brick exterior and offers dedicated on-site parking — a premium amenity in this densely developed submarket. Its ground-floor, single-story layout provides full ADA accessibility and exceptional operational flexibility for a wide range of uses. Currently configured as a functioning animal hospital, the space includes clinical infrastructure ideal for a veterinary practice seeking immediate occupancy or a medical/healthcare provider looking to inherit a purpose-built environment without the cost and time of a ground-up build-out. The 0.23-acre (9,932 SF) lot offers ample room for signage, patient/client drop-off, and staff parking. Highlights: • 3,000 SF freestanding building — no shared walls, no shared lobbies • Dedicated parking on 9,932 SF lot • Veterinary/medical infrastructure in place • Flexible configuration for single-tenant occupancy • Steel frame / brick construction — built to last • Prominent Union Avenue frontage with strong visibility • Eastern Nassau submarket — convenient access to major thoroughfares Ideal for: veterinary clinics, animal hospitals, medical or dental offices, outpatient healthcare, physical therapy, specialty professional services.

Very walkable
80/100
Very drivable
80/100
Strong public transit
80/100
Moderately bikeable
70/100

Nearby Major Retailers

Chase
Bank of America
Bravo Supermarkets
CTown
Apple Bank
Toyota
Blimpie America's Sub Shop
Checkers
Cheesecake Factory
IHOP
  • Listing ID: 41063193

  • Date on Market: 2026-06-25

  • Last Updated:

  • Address: 319 Union Ave, Westbury, NY 11590

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