William Concannon Real Estate Agent - Louise Condon Realty

326 Summer St, Somerville, MA For Sale $1,410,000 - listed by William Concannon — For Sale $1,410,000

William Concannon listing agent for 36 Eliot Rd, Needham Heights, MA - sold for $1,520,000 — Sold $1,520,000

490 Webster St, Needham Heights, MA Pending $1,095,000 - listed by William Concannon — Pending $1,095,000

William Concannon buyer's agent for 100 Rosemary Way Unit 129, Needham, MA - sold for $500,000 — Sold $500,000

William Concannon

Needham MA

Louise Condon Realty

42 Closed Sales

$43.8M Total Value

$550K - $2.7M Price Range

$1M Average Price

Prior 5 years

About William

Home Types: House, Commercial, MultiFamily, Townhouse, Condo

Years of Experience: 27

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	6
Total Value	$7,963,888
Average Sale Price	$1,327,315
Price Range	$715K - $2.7M

Buyer Deals
Total Deals	4
Total Value	$3,500,000
Average Sale Price	$875,000
Price Range	$500K - $1.6M

1 Year View by Quarter

Seller Deals
Total Deals	11
Total Value	$12,423,888
Average Sale Price	$1,129,444
Price Range	$200K - $2.7M

Buyer Deals
Total Deals	5
Total Value	$4,910,000
Average Sale Price	$982,000
Price Range	$500K - $1.6M

Seller Deals
Total Deals	25
Total Value	$26,102,638
Average Sale Price	$1,044,106
Price Range	$200K - $2.7M

Buyer Deals
Total Deals	17
Total Value	$17,693,000
Average Sale Price	$1,040,765
Price Range	$445K - $2.1M

5 Year View

Neighborhoods William is Experienced In

William's Active Listings

$1,410,000
- 7 Beds
- 2 Baths
- 3,455 Sq Ft
326 Summer St

Somerville, MA
Rare opportunity ideally located between Davis and Porter Square! This fully OWNER-OCCUPIED, oversized 2-family home offers exceptional space. The first-floor unit features a well-appointed 2-bedroom layout with generous living and dining areas, ideal for rental income or extended family. The expansive second and third floors combine to create a spacious 5-bedroom unit, offering ample room for

William Concannon Louise Condon Realty

$1,095,000
- 4 Beds
- 1.5 Baths
- 1,729 Sq Ft
490 Webster St

Needham Heights, MA
Charming Cape-style home offering the perfect blend of classic character and everyday convenience! The inviting fireplaced living room welcomes you with warmth and natural light, while the formal dining room provides an ideal space for entertaining and gatherings. Hardwood floors enhance the first floor, adding timeless appeal. A flexible first-floor bedroom is perfect for guests, a home office,

William Concannon Louise Condon Realty

Recently Sold

$1,520,000

Sold Jun 1, 2026
- 4 Beds
- 4 Baths
- 3,112 Sq Ft
36 Eliot Rd

Needham Heights, MA
- 1% Above List
- $488/SF
- 4 Days On Market
- Current Est. Value $2M
William Concannon Louise Condon Realty

$1,078,888

Sold Jan 9, 2026
- 4 Beds
- 2 Baths
- 1,792 Sq Ft
1052 Greendale Ave

Needham, MA
- 1% Below List
- $602/SF
- 3 Days On Market
- Current Est. Value $1M
William Concannon Louise Condon Realty

$715,000

Sold Dec 4, 2025
- 3 Beds
- 2 Baths
- 1,285 Sq Ft
9 John St

Waltham, MA
- 5% Below List
- $556/SF
- 32 Days On Market
- Current Est. Value $731K
William Concannon Louise Condon Realty

$2,650,000

Sold Aug 28, 2025
- 6 Beds
- 7.5 Baths
- 6,516 Sq Ft
118 Grosvenor Rd

Needham, MA
- 15% Below List
- $407/SF
- 99 Days On Market
- Current Est. Value $3M
William Concannon Louise Condon Realty

$770,000

Sold Jul 29, 2025
- 3 Beds
- 2 Baths
- 1,618 Sq Ft
11 Sherwood Dr

Norwood, MA
- 3% Above List
- $476/SF
- 5 Days On Market
- Current Est. Value $805K
William Concannon Louise Condon Realty

$950,000

Sold Jun 9, 2025
- 2 Beds
- 2 Baths
- 1,017 Sq Ft
20 Gage St

Needham, MA
- 6% Above List
- $934/SF
- 3 Days On Market
- Current Est. Value $1M
William Concannon Louise Condon Realty

$1,150,000

Sold May 15, 2025
- 2 Beds
- 2 Baths
- 1,312 Sq Ft
22 Lewis St

Needham, MA
- 5% Above List
- $877/SF
- 4 Days On Market
- Current Est. Value $1M
William Concannon Louise Condon Realty

$1,700,000

Sold Feb 20, 2025
- 4 Beds
- 4 Baths
- 3,468 Sq Ft
125 Tower Ave

Needham Heights, MA
- $490/SF
- 4 Days On Market
- Current Est. Value $2M
William Concannon Louise Condon Realty

$640,000

Sold Jun 14, 2024
- 2 Beds
- 1 Bath
- 1,206 Sq Ft
273 South St

Medfield, MA
- 8% Below List
- $531/SF
- 27 Days On Market
- Current Est. Value $746K
William Concannon Louise Condon Realty

Awards and Designations

NAR - National Association of Realtors

Agent License: Massachusetts 449507654

William Concannon

(781) 630-6209

Louise Condon Realty

(781) 630-6209

Homes for Sale by City

William Concannon

About William

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods William is Experienced In

William's Listings and Deals

William's Active Listings

Recently Sold

Awards and Designations