John O'Neil Real Estate Agent - Gibson Sotheby's International Realty

50 Follen St Unit 406, Cambridge, MA For Sale $659,000 - listed by John O'Neil — For Sale $659,000

John O'Neil listing agent for 174 Elm St Unit 1, North Cambridge, MA - sold for $962,000 — Sold $962,000

975 Memorial Dr Unit 210, Cambridge, MA For Sale $4,500,000 - listed by John O'Neil — For Sale $4,500,000

John O'Neil buyer's agent for 16 High St, Cambridge, MA - sold for $1,660,000 — Sold $1,660,000

John O'Neil

Cambridge MA

Gibson Sotheby's International Realty

32 Closed Sales

$39.5M Total Value

$437.5K - $5.6M Price Range

$1.2M Average Price

Prior 5 years

About John

Originally from England, John O'Neil is a long-time resident of Cambridge and previously Somerville. A local real estate expert for over 20 years, he has personally invested in these real estate markets allowing him to provide first-hand experience and knowledge when it comes to buying, selling, or renovating a home. A top producing agent in Cambridge, Somerville and the surrounding areas, John utilizes his decades of experience and a customized approach to ensure each client receives a positive and successful outcome. From the first-time homebuyer to the savvy property owner, he brings a nuanced understanding of value, timing, and the diverse real estate market. John can implement the correct marketing strategy and recognizing the necessary course of action having successfully represented hundreds of clients negotiate the buying and selling of their home. A father of two children enrolled in the Cambridge Public Schools, where John is an active member of the community.

Home Types: House, MultiFamily, Condo, Co-op, Townhouse

Years of Experience: 30

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	5
Total Value	$6,723,000
Average Sale Price	$1,344,600
Price Range	$962K - $1.7M

Seller Deals
Total Deals	7
Total Value	$13,443,000
Average Sale Price	$1,920,429
Price Range	$962K - $5.6M

Buyer Deals
Total Deals	1
Total Value	$1,660,000
Average Sale Price	$1,660,000

Seller Deals
Total Deals	17
Total Value	$22,491,500
Average Sale Price	$1,323,029
Price Range	$499K - $5.6M

Buyer Deals
Total Deals	15
Total Value	$17,001,900
Average Sale Price	$1,133,460
Price Range	$438K - $2.5M

5 Year View

Neighborhoods John is Experienced In

John's Active Listings

$659,000
- 1 Bed
- 1 Bath
- 800 Sq Ft
50 Follen St

Unit 406

Cambridge, MA
Overlooking historic Cambridge Common, this bright and sunny fourth-floor corner unit is perfectly situated for city living. The residence features a spacious one-bedroom layout, an updated eat-in galley kitchen, a large living area with custom built-ins, ample shelving, and a convenient Murphy bed. Recently refreshed with new paint, the condo also offers generous closet space. Located close to

John O'Neil Gibson Sotheby's International Realty

$4,500,000
- 3 Beds
- 3.5 Baths
- 1,984 Sq Ft
975 Memorial Dr

Unit 210

Cambridge, MA
In the heart of Harvard Square, this intelligently designed duplex at the esteemed Residences at Charles Square offers sweeping river views and exceptional privacy. The 3-bedroom plus study, 3.5-bath home features a renovated kitchen, open living/dining areas, and a private balcony. The primary suite includes a luxurious bathroom, dressing area, and direct access to a dedicated study, ideal for

John O'Neil Gibson Sotheby's International Realty

Recently Sold

$1,005,000

Sold Jul 1, 2026
- 2 Beds
- 2.5 Baths
- 1,448 Sq Ft
25 Clyde St

Unit 1

Somerville, MA
- 8% Below List
- $694/SF
- 26 Days On Market
- Current Est. Value $1M
John O'Neil Gibson Sotheby's International Realty

$962,000

Sold Jun 26, 2026
- 2 Beds
- 1.5 Baths
- 1,200 Sq Ft
174 Elm St

Unit 1

North Cambridge, MA
- 4% Above List
- $802/SF
- 5 Days On Market
- Current Est. Value $1M
John O'Neil Gibson Sotheby's International Realty

$1,675,000

Sold Feb 6, 2026
- 3 Beds
- 2.5 Baths
- 1,946 Sq Ft
114 Inman St

Unit 3

Cambridge, MA
- 1% Below List
- $861/SF
- 18 Days On Market
- Current Est. Value $2M
John O'Neil Gibson Sotheby's International Realty

$1,120,000

Sold Jun 9, 2025
- 4 Beds
- 1.5 Baths
- 2,452 Sq Ft
177 Common St

Watertown, MA
- 4% Above List
- $457/SF
- 3 Days On Market
- Current Est. Value $1M
John O'Neil Gibson Sotheby's International Realty

$1,360,000

Sold Aug 28, 2023
- 3 Beds
- 2 Baths
- 2,662 Sq Ft
18 Beverly Rd

Arlington, MA
- 1% Below List
- $511/SF
- 17 Days On Market
- Current Est. Value $2M
John O'Neil Gibson Sotheby's International Realty

$848,000

Sold Jun 26, 2023
- 2 Beds
- 2 Baths
- 1,009 Sq Ft
20 Penniman Rd

Unit 401

Boston, MA
- 4% Below List
- $840/SF
- 31 Days On Market
- Current Est. Value $854K
John O'Neil Gibson Sotheby's International Realty

$952,500

Sold May 3, 2023
- 3 Beds
- 2 Baths
- 1,120 Sq Ft
85 Richdale Ave

Unit 6

Cambridge, MA
- 3% Above List
- $850/SF
- 5 Days On Market
- Current Est. Value $1M
John O'Neil Gibson Sotheby's International Realty

$751,000

Sold May 11, 2022
- 2 Beds
- 2 Baths
- 918 Sq Ft
10 Lowell St

Unit 1

Somerville, MA
- 5% Above List
- $818/SF
- 6 Days On Market
- Current Est. Value $756K
John O'Neil Gibson Sotheby's International Realty

$698,000

Sold May 10, 2022
- 2 Beds
- 1 Bath
- 840 Sq Ft
7 Russell Rd

Unit 3

Somerville, MA
- 1% Above List
- $831/SF
- 4 Days On Market
- Current Est. Value $726K
John O'Neil Gibson Sotheby's International Realty

Agent License: Massachusetts 449508003

John O'Neil

(781) 343-7317

Homes for Sale by City

John O'Neil

About John

Transaction History

Seller Deals

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods John is Experienced In

John's Listings and Deals

John's Active Listings

Recently Sold