
Get to know Katelyn E.sullivan
Realtor
Katelyn E. Sullivan, REALTOR® | Coldwell Banker Realty | Boston & Metrowest
★ Top-Ranked, Award-Winning Real Estate Professional ★
Katelyn E. Sullivan is a third-generation REALTOR®, a proud Massachusetts native, and a current Boston resident. Originally from Framingham, she has deep roots in the Metrowest region and extensive knowledge in Boston and the surrounding suburbs. She specializes in working with sellers, investors, and buyers, providing ...
Katelyn E.sullivan's listings & sales (125)
For Sale (1)
Address | Bed/Bath | Listing price |
---|---|---|
![]() 99 Gove St APT 1 Boston, MA 02128
| 2 Bed, 1 Bath | $765,000 |
For Rent (1)
Address | Bed/Bath | Listing price |
---|---|---|
![]() 156 Porter St APT 225 East Boston, MA 02128
| 1 Bed, 1 Bath | $2,900/mo |
Sold (123)
Address | Sold date | Closing price | Represented | Flag Sale |
---|---|---|---|---|
8/1/2025 | $710,000 | Buyer | ||
8/1/2025 | $588,000 | Buyer | ||
7/31/2025 | $450,000 | Buyer | ||
7/17/2025 | $776,000 | Buyer | ||
7/2/2025 | $826,000 | Buyer |
Katelyn E.sullivan's reviews (68)
Write a review- Highly likely to recommend||5.05.0
7/31/2025 - user0444814
Bought a Single Family home in 2025 in Lunenburg, MA.Local knowledgeProcess expertiseResponsivenessNegotiation skillsDiane B. Sullivan + Katelyn E. Sullivan were our joint realtor team in our search for our forever home. They were the best possible real estate partners we could have asked for - providing comps, writing and submitting offers, discussing strategy on ...Response from Katelyn E.sullivan on 8/6/2025
Wow! Thank you for all these kind words Erin. It was a pleasure serving as your buyer's agent in the Lunenburg area!! Congratulations!
- Highly likely to recommend||5.05.0
7/27/2025 - Sheila Marand
Bought a Condo home in 2025 in South boston, South boston, MA.Local knowledgeProcess expertiseResponsivenessNegotiation skillsAs a first time home buyer in Boston, my husband and I couldn’t recommend working with anyone else but Katelyn! 1. She is so knowledgeable in the space (both her parents are in the business as well so it is in her blood) and she made the process sea...Response from Katelyn E.sullivan on 7/29/2025
Thank you so much, Sheila. It was a pleasure to help you find a perfect home here in the Boston area!! I enjoyed working with you. Congrats!
- Highly likely to recommend||5.05.0
6/16/2025 - mackenziehinds57
Bought a Single Family home in 2025 in Rutland, MA.Local knowledgeProcess expertiseResponsivenessNegotiation skillsKatelyn made our homebuying experience way better than I could ever have imagined. She helped educate us on the current state of the market, let us know what she thought potential difficulties would be, and gave her professional opinion throughout th...Response from Katelyn E.sullivan on 6/19/2025
Wow! Thank you for all these kind words Mackenzie. It was a pleasure serving as your buyer's agent in the Rutland area!! Congratulations!
- Highly likely to recommend||5.05.0
5/17/2025 - melinda s wilson27
Bought a Multiple Occupancy home in 2025 in East boston, East boston, MA.Local knowledgeProcess expertiseResponsivenessNegotiation skillsWe’ve had the privilege of working with Katelyn twice now, and we wouldn’t hesitate to call her for any future real estate needs. When we first moved to Massachusetts, she helped us find a fantastic apartment in West Cambridge — complete with an actu...Response from Katelyn E.sullivan on 5/20/2025
Thank you so much for the kind words and continued trust — it’s been such a pleasure to work with you on both your move to Massachusetts and your recent home purchase in Boston! Navigating a bidding war and landing a beautiful condo with harbor and skyline views was no small feat, and I’m so glad we got there together. I always aim to offer more than just real estate advice — I want my clients to feel truly heard, supported, and strategically guided through every step of the process. Your thoughtful feedback means the world, and I’m grateful to be in your corner, as always, you 2!!! Looking forward to what’s next and seeing you around the neighborhood. Katelyn
- Highly likely to recommend||5.05.0
5/16/2025 - meiwong2020
Bought a Condo home in 2025 in East boston, Boston, MA.Local knowledgeProcess expertiseResponsivenessNegotiation skillsKatelyn did a wonderful job helping me purchase my first condo! As a first time homebuyer, I was nervous and unfamiliar with the process. From the beginning, she was very friendly, quick to respond, and readily available. Within hours of connecting, ...Response from Katelyn E.sullivan on 5/20/2025
Thank you so much for this glowing review — it was truly a joy helping you purchase your very first home! As an East Boston resident and local realtor, I’m especially passionate about helping first-time homebuyers navigate the Boston real estate market with confidence, clarity, and a bit of fun along the way. From setting up your personalized MLS search to crafting a winning offer and connecting you with my trusted network of inspectors, attorneys, and lenders, I’m so glad I could make the process smooth and stress-free for you. Getting your first offer accepted is no small win — and I’m thrilled we were able to make it happen! Thank you for trusting me to guide you from Chestnut Hill to Eastie and everywhere in between. I absolutely love what I do and it means the world to be part of moments like this. Wishing you all the best in your beautiful new condo!