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About Julie
Julie Brock brings over 30 years of invaluable experience to Compass Mazer Group and we are thrilled to have her lead our expansion to Nantucket. Living on island year-round and our only team member dedicated exclusively to Nantucket, Julie is a well connected, market savvy agent with deep insider knowledge. Her extensive career includes robust roles in real estate and recruiting for top-tier finance firms like Harvard Management Company, enhancing her ability to relate to and provide unique solutions driven insights to all clients.
Julie played a pivotal role in establishing The Mazer Group on island, including developing the Compass Nantucket rental program and the luxury rental portfolio for TMG. Her expertise spans affluent coastal towns in Massachusetts from the South Shore to South Boston, showcasing her ability to thrive in diverse market conditions. Julie offers strategic guidance to buyers, sellers, and investors, ensuring they make informed decisions that maximize their investments.
Clients value Julie's professional yet personable approach, honed negotiation skills, and comprehensive understanding of local nuances. She provides exclusive access to off-market opportunities and discrete virtual showings, leveraging her network of contacts and insider resources. Whether buying or selling, Julie is your trusted advisor committed to navigating the Nantucket real estate market with integrity and delivering exceptional results.
Julie played a pivotal role in establishing The Mazer Group on island, including developing the Compass Nantucket rental program and the luxury rental portfolio for TMG. Her expertise spans affluent coastal towns in Massachusetts from the South Shore to South Boston, showcasing her ability to thrive in diverse market conditions. Julie offers strategic guidance to buyers, sellers, and investors, ensuring they make informed decisions that maximize their investments.
Clients value Julie's professional yet personable approach, honed negotiation skills, and comprehensive understanding of local nuances. She provides exclusive access to off-market opportunities and discrete virtual showings, leveraging her network of contacts and insider resources. Whether buying or selling, Julie is your trusted advisor committed to navigating the Nantucket real estate market with integrity and delivering exceptional results.
Spotlight
Active Listing | 30 Madequecham Valley Rd
Stunning private ocean front compound with spectacular water views from every room plus an unmatched outdoor setup with heated pool and spa. For the true Nantucket island experience, this property has direct beach access via a wood planked path leading you through the natural flora to private steps taking you to a stunning secluded swath of one of the most pristine beaches on Nantucket's South Shore. This modern designer beach house has multiple living areas to accommodate all of your guests. A bright and open first floor offers a custom gourmet kitchen with large island offering generous seating, open to a dramatic dining area plus living room with glass doors leading to the pool, ocean and natural landscape. A primary suite plus a queen bedroom on the first floor have direct access to the outside space and two outdoor showers. Follow the modern stairway to the second floor which has a king and a queen bedroom plus a sitting area offering direct ocean views and a quiet extra living space. In addition to a twin over queen bunk room perfect for overflow guests, the expansive lower level offers a third living area with large flat screen TV, separate kitchen, gym, storage and 2 full baths. This thoughtfully designed home was built for entertaining, multigenerational living, and enjoying the best that Nantucket has to offer. This property is truly an amazing opportunity to escape and enjoy summer Nantucket style.
Julie Brock’s Listings
Julie Brock’s Transactions
Past Sales

$7,830,000
- Bedrooms
- 7
106 A Surfside Road
Nantucket

$650,000
- Bedrooms
- 3
41 Old South Rd #5E
Nantucket
Past Rentals

$206,000
- Bedrooms
- 7
7 Pilgrim Rd
Nantucket

$175,000
- Bedrooms
- 6
49 Pine St

$112,500
- Bedrooms
- 4
15 Hedgebury Lane
Nantucket

$100,000
- Bedrooms
- 7
6 Walbang Ave
Nantucket

$96,500
- Bedrooms
- 6
8 Nobadeer Ave
Nantucket

$92,000
- Bedrooms
- 8
74A Madaket Rd
Nantucket

$84,500
- Bedrooms
- 5
32 Walsh St
Nantucket

$70,000
10 Brant Point Rd
Nantucket

$64,000
- Bedrooms
- 5
28 Cliff Rd
Nantucket

$40,000
- Bedrooms
- 5
14 Blackfish Lane
Nantucket

$40,000
- Bedrooms
- 5
30 Madequecham Valley Rd
Nantucket

$39,000
- Bedrooms
- 4
7 Killdeer Lane
Nantucket

$38,000
- Bedrooms
- 6
20 Pond View Dr
Nantucket

$37,500
115 Surfside Rd
Nantucket