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Wellesley Office Park Building
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20 William Street, Wellesley, MA 02481

Four-story office building in a seven-building complex.

Space Size1,724 SF - 14,739 SF
Days on Market205

Property Features for 20 William Street

General Information

Standard status Active
Size 1,724 SF - 14,739 SF
Property subtype Office

Spaces For Lease

at 20 William Street Contact us
Name Size Type Rate Availability
Suite 100/110 5,154 SF Office — Available Contact us
Suite 103 3,799 SF Office — Available Contact us
Suite 160 1,929 SF Office — Available Contact us
Suite 230 14,739 SF Office — Available Contact us
Suite 270 2,599 SF Office — Available Contact us
Suite 300 13,268 SF Office — Available Contact us
Suite 310 14,337 SF Office — Available Contact us
Suite GR20 3,797 SF Office — Available Contact us
Suite GR30/GR40 4,626 SF Office — Available Contact us
Suite GR50 6,155 SF Office — Available Contact us
Suite GR75A 6,431 SF Office — Available Contact us
1st Floor 13,414 SF — — UnderOption Contact us
1st Floor 1,724 SF — — UnderOption Contact us
1st Floor 2,012 SF — — UnderOption Contact us
Listing Agency: CBRE | Boston
Listed By: Alex Plaisted
Source: Cbre
Added: Mar 16 Changed: Oct 1 Last Checked: Oct 5 at 3:12PM

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 CBRE | Boston

Investment Insights

Based on property information with market context.

This four-story office building is part of a seven-building complex known as Wellesley Office Park. The park is situated on 22 acres of landscaped grounds along the Charles River. It offers immediate access to Route 9 and I-95/128, with proximity to the Massachusetts Turnpike (I-90) and visibility from Route 128. Amenities include a full-service cafeteria with indoor seating and an outdoor patio, a fully staffed fitness center with towel service, showers, and lockers, shared conference facilities, bocce courts, a walking trail, and electric vehicle charging stations. Complimentary on-demand Uber rides to designated MBTA stations are also available.

Key Highlights

  • Immediate access to Route 9 and I‑95/128 and exceptional visibility from Route 128.
  • Located in Wellesley Office Park, resting on 22 beautifully landscaped acres.
  • Full‑service cafeteria with indoor seating and an outdoor patio.

Property Analytics

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Current Use

MDL Partners Employment Agency Caren Droesch Physician Dr. Jessica Mosher Physician Dr. Emily Wise Physician

Suggested Use

Top Pick Restaurant Hair Salon Nail Salon Auto Parts Store Spa & Massage Center Auto Repair Shop

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

NNN (Triple Net)
Lease Type

Location Intelligence

Trade Area within ½ mile

1,022
Businesses Nearby

Demographics for 02481, MA

17,280
Population
5,145
Households
3.4
Avg Household Size
36
Median Age
90%
College-Educated
98%
High-School Grad
6.1 sq mi
ZIP Area
2,833
Density / Sq Mi
$250,001
Median Household Income
$82,159
Median Earnings
$3,064
Median Rent
$1,642,700
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Office in Northeast region

13.1% 2019
15.4% 2020
17.6% 2021
19.1% 2022
20.2% 2023
20.9% 2024
19.9% 2025
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Frequently Asked Questions

What type of property is this?
Office building - Four-story office building in a seven-building complex.
Where is this office building located?
The property is located at 20 William Street Wellesley, MA.
What are key features of this property?
This property features: Immediate access to Route 9 and I‑95/128 and exceptional visibility from Route 128.; Located in Wellesley Office Park, resting on 22 beautifully landscaped acres.; Full‑service cafeteria with indoor seating and an outdoor patio.
More about this property
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