Unum Building

1 Mercantile Street, Worcester, MA 01608

  • For Lease Contact for pricing
  • Property Type Office - General Office
  • Property Size 214,000 SF
  • Lot Size 0.93 Acre
  • Building Class A
  • Year Built 2012
  • Date Updated Jul 26, 2023
One Mercantile (formerly the Unum building), located at One Mercantile Street in downtown Worcester, is situated in the heart of Worcester’s thriving business district. Centrally located in New England to all major cities, this top-of-class, one of a kind asset is primed for business relocation and expansion, while retaining and recruiting a talented workforce. This seven-story, 214,000 square-foot LEED Silver sustainable office building was constructed in 2012, making it the newest Class A building in Worcester. The property has a newly-renovated 860-car parking garage and up to 100,000 square feet of space for tenants. The building is zoned to accommodate a variety of industries and offers tenants easy access to all points within the downtown.

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Reach out to the broker for more info on lease terms and amenities


Spaces Available



William D. Kelleher IV

Kelleher & Sadowsky Associates

(508) 635-6785


Getting Around

  • Walk Score ®

    90/100 Very Walkable
  • Transit Score ®

    59/100 Good Transit
  • Bike Score ®

    48/100 Somewhat Bikeable
Powered by Walk Score ®
  • City Worcester, MA
  • Neighborhood Downtown Worcester
  • Zip Code 01608
  • Market Worcester Springfield

Points of Interest

  • Bus Station Taxis

    0.15 miles

  • Worcester

    0.20 miles

  • Train Station Taxis

    0.21 miles

  • Grafton

    5.90 miles

  • Westborough

    7.70 miles

  • Shell

    0.43 miles

  • Speedway

    0.54 miles

  • Sunoco

    0.69 miles

  • Gulf

    0.99 miles

  • ChargePoint

    1.03 miles

  • Mobil

    1.05 miles

  • Speedway

    1.17 miles

  • Shell

    1.55 miles

  • ChargePoint

    1.59 miles

  • Speedway

    1.80 miles

  • Worcester Common Garage

    0.06 miles

  • Mercantile Center Garage

    0.07 miles

  • Union Station Parking Garage

    0.24 miles

  • Major Taylor Parking Garage

    0.27 miles

  • Pearl-Elm Municipal Garage

    0.27 miles

  • MBTA Commuter Parking

    0.29 miles

  • McGrath Lot (Library)

    0.31 miles

  • Expressway Area C

    0.32 miles

  • Federal Plaza Garage

    0.38 miles

  • Green Street Municipal Lot

    0.38 miles

  • AC Hotel Worcester

    0.13 miles

  • Homewood Suites by Hilton Worcester

    0.17 miles

  • Hilton Garden Inn Worcester

    0.28 miles

  • Holiday Inn Express Worcester Downtown

    0.30 miles

  • Courtyard Worcester

    0.82 miles

  • Hampton Inn & Suites

    0.83 miles

  • Beechwood Hotel

    1.73 miles

  • Residence Inn by Marriott Worcester

    2.29 miles

  • Suburban Extended Stay Hotel

    2.67 miles

  • Quality Inn & Suites Worcester

    2.69 miles

  • 110 Grille

    0.11 miles

  • Viva Bene Italian Ristorante

    0.15 miles

  • Maxwell Luciano's Restaurant at Union Station

    0.18 miles

  • John Dillinger's Barbeque Grille

    0.18 miles

  • Woosta Pizza

    0.21 miles

  • Dunkin' Donuts

    0.22 miles

  • Subway

    0.23 miles

  • Spoodles Deli

    0.23 miles

  • Honey Dew Donuts

    0.23 miles

  • Uno Chicago Grill

    0.26 miles

  • Massachusetts College of Pharmacy & Health Sciences

    0.15 miles

  • G Stanley Hall School/The Bridge of Central MA

    0.27 miles

  • Massachusetts College of Pharmacy & Health Sciences

    0.42 miles

  • City View Discovery School

    0.42 miles

  • Seven Hills Charter Public School

    0.45 miles

  • Saint Pauls School

    0.51 miles

  • Venerini Academy

    0.60 miles

  • Elm Park Community School

    0.65 miles

  • Chandler Elementary Community School

    0.70 miles

  • WPI South Village

    0.70 miles

  • Head Start at Millbury Street School

    1.24 miles

  • The Goddard School

    1.38 miles

Frequently Asked Questions

How much does office space cost at Unum Building?

The price for office space for lease at Unum Building is available upon request. The cost of leasing office space can depend on the position of the space within the building, the location of the property, the quality rating, amenities on-site or nearby, as well as if the office space you are looking at comes with attributes that are unique to it.

What office space is available at Unum Building?

In total, there are 100,000 square feet of office space for rent at Unum Building. Availability at this location includes office. Of the availability currently listed in the building, listings include 4 sublease option(s). If you are interested in finding out more, you can easily reach out to schedule a tour using the contact form at the top of this page.

Can I find office space for a small business at Unum Building?

Available office space at Unum Building starts at 25,000 square feet. According to general recommendations of 75 to 150 square feet of office space per person, this can work for a minimum of 166 people. For detailed information on optimal divisible space options for your business needs, contact the listing broker to schedule a tour.

Can I find office space for a large business at Unum Building?

Office space available at Unum Building provides up to 25,000 square feet, which can accommodate a maximum of 333 people, according to recommendations of between 75 and 150 square feet of office space per person. For a better understanding of how this space could work for you, reach out to schedule a tour.

Is Unum Building a good location for office space?

Unum Building is located in the Downtown Worcester neighborhood of Worcester Springfield. Unum Building was first completed in 2012. Office space here is rated class A. Reach out to the leasing representative for more detailed information on the most modern facilities and amenities at the property.
Area amenities within half a mile of this location include 5 educational institution(s), 10 restaurant or other dining establishment(s), 4 hotel, motel, or other accommodation.

Does Unum Building have parking?

See listing location information regarding the nearest points of interest in the area. Contact the property representative for details on what the best vehicle access and parking options are near 1 Mercantile Street. For your consideration, Unum Building is located within 0.5 miles of 10 parking option(s) and 1 fuel station(s).

How do I lease office space at Unum Building?

If you want to find out more about the lease terms and office space availability at Unum Building, fill out the contact form to schedule a tour or reach out to the property representatives using the contact details provided here to ask for any additional information that you might be interested in.

Looking for more in-depth information on this property?

Looking for more in-depth information on this property? Find property characteristics, ownership, tenant details, local market insights and more. Unlock data on CommercialEdge.

Contact Listing Broker


William D. Kelleher IV

Kelleher & Sadowsky Associates

(508) 635-6785

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