Smithtown, NY Office Spaces for Rent

Find the best Smithtown, NY office space among 17 for rent listings currently on the market.

22 Lawrence Ave

22 Lawrence Ave, Smithtown, NY
Property

Office

18,000 SF
Availability

5 Spaces

3,818 SF
For Lease

$24.00/SF/YR
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The Colonial Building

180 East Main Street, Village of the Branch, Smithtown, NY
Property

Office

30,000 SF
Availability

1 Space

2,500 SF
Year Built

1966
For Lease Contact for pricing
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285 Middle Country Road

285 Middle Country Road, Village of the Branch, Smithtown, NY
Property

Office

26,136 SF
Availability

1 Space

1,100 SF
Year Built

1973
For Lease Contact for pricing
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Smithtown Executive Plaza

222 Middle Country Road, Village of the Branch, Smithtown, NY
Property

Office

82,387 SF
Availability

2 Spaces

2,311 SF
Year Built

1973
For Lease Contact for pricing
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1008 W Jericho Tpke

1008 W Jericho Tpke, Smithtown, NY
Property

Office

2,500 SF
Availability

1 Space

1,250 SF
For Lease

$2,500.00/MO
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879 W Jericho Tpke

879 W Jericho Tpke, Smithtown, NY
Property

Office

3,275 SF
Availability

2 Spaces

3,275 SF
For Lease Contact for pricing
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308 W. Main Street

308 W. Main Street, Smithtown, NY
Property

Office

22,651 SF
Availability

2 Spaces

1,216 SF
For Lease

$1,554.00 - $1,958.00/SF/YR
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20 Gilbert Ave

20 Gilbert Ave, Smithtown, NY
Property

Office

12,000 SF
Availability

1 Space

1,000 SF
For Lease

$25.00/SF/YR
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66 Southern Boulevard

66 Southern Blvd, Nesconset, NY
Property

Office

10,850 SF
Availability

2 Spaces

10,850 SF
For Lease Contact for pricing
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1221 New York 25A
PodStop
1221 New York 25A, Smithtown, NY
Services

Meeting Room

Private Office
Amenities

24/7 security

Fax services

Heating & A/C

High-speed wifi

Photocopier

Printer

Videoconferencing
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Frequently Asked Questions

Asking prices vary based on the property location, rating, amenities such as proximity to restaurants, cafes, and entertainment venues, as well as convenience of access to public transport, airports, and thoroughfares.

The minimum rental rate for office space in Smithtown is $24 per square foot. Among listings of office space currently available for lease in Smithtown, the maximum rental rate is $25 per square foot.
Most experts recommend an average of between 75 and 150 square feet of office space per person. However, it is important to keep in mind that how much office space you ultimately need depends on your activity and how you need to use the space, as much as it does on how many people it should accommodate. If you already know what size office would best suit your needs, use the available space size filter at the top of the search page to focus your search on the best fit for you.

You’ll find a home for almost any size of business in Smithtown, as the local office market offers a wide range of options. Office spaces currently on the market go up to as much as 6,250 square feet in size for an individual listing.
However, there is a variety of differently sized opportunities below that maximum. For your consideration, the median size of an office space for lease in Smithtown is 1,000 square feet, and the average office space size here is 1,603 square feet.
You can find 17 office listing(s) for lease in Smithtown, which add up to a total of 25,045 square feet. Availability on the market includes a variety of office use types, such as General Office, Medical Office.

The most common office use type currently available for lease in Smithtown is General Office, which is offered in 3 or 17.65% of listings. The second-most frequent office use type listed here is Medical Office, which account for 3 or 17.65% of office space currently available.
Sublease opportunities on the market include General Office, Medical Office.
The best choice of neighborhood for your office space will greatly depend on the elements that are most relevant to your business and your employees. However, a good criterion to start with is to look at the areas of the city that have the highest concentration of office properties, as these areas are generally well connected to transit options and have a good degree of amenity availability.
Each individual’s commuting experience will of course be different depending on a number of factors. Check the location description details for the office listings that catch your eye, to get an overview of walkability, access to public transport, the quality of infrastructure dedicated to biking commuters, as well as the proximity to parking facilities, fuel stations, and other essential amenities.
The Smithtown office market incorporates a mix of properties of various ages, ratings, construction grades, and other quality indicators. Roughly 11.76% of total office space listings in the city are in properties rated Class A. Class B office space accounts for 52.94% of spaces listed on the leasing market. Class C office space makes up 11.76% of office space available in Smithtown.

Buildings completed in and since the year 2000 account for 11.11% of office properties in the city and incorporate a total of 25,720 square feet. About 11.11% of office space in Smithtown is in buildings that have been renovated at least once since 2000.
There are, of course, a lot of things to factor in when you are looking for office space. Aspects including the accessibility of the location, the quality of the facility, the size of the space, the convenience of nearby amenities, the type and duration of the lease, and of course the cost are all part of the search and decision process. For a quick checklist of what you should take into account when researching the market, consider these seven tips for choosing the best office location for your business. Alternatively, for a comprehensive take on everything to consider when looking for office space, see our in-depth guide to finding office space for small or growing companies. The guide also includes insights from seasoned professionals and can serve as a helpful resource for growing companies, no matter their current size.
Are you looking to lease office space in the vicinity of your current location or in a particular neighborhood of Smithtown? Using the interactive map, you can easily navigate to your preferred location and customize your search area around a specific point of interest. Select “Radius” from the Search Mode options menu, click on the map to set your search reference point, and expand the radius to select your desired search area. Browse available listings to find the best office space that meets your location, as well as other business needs.

Smithtown, NY Office Inventory Breakdown

There are a number of factors that make a city attractive for businesses to relocate or expand, as well as for investors to enhance their portfolios through local acquisitions. Among the most important factors to consider are the size and quality of the local office market, which is an essential component of the local economy.

Total Office Space in Smithtown: 398,710 Sq. Ft.

In 2025 the Smithtown office market encompassed 398,710 square feet of space.

Smithtown Office Market Breakdown by Building Size
Building Size Range	Total Square Feet	Share of Total Office
50k to 100k Sq. Ft.	185,581 Sq. Ft.	46.55%

Smithtown Office Market Breakdown by Building Quality Rating
Class	Total Square Feet	Share of Total Office
Class B	362,710 Sq. Ft.	90.97%
Class C	36,000 Sq. Ft.	9.03%

Data was provided by CommercialEdge, refers to properties larger than 50,000 square feet.

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Smithtown, NY Office Spaces for Rent

22 Lawrence Ave

The Colonial Building

285 Middle Country Road

Smithtown Executive Plaza

1008 W Jericho Tpke

879 W Jericho Tpke

308 W. Main Street

20 Gilbert Ave

66 Southern Boulevard

1221 New York 25A

Frequently Asked Questions

Smithtown, NY Office Inventory Breakdown

Total Office Space in Smithtown: 398,710 Sq. Ft.

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