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  4. Christine Costa, Realtor/Broker Associate

Christine Costa, Realtor/Broker Associate

Kazantzis Real Estate, LLC
5.0 (13 reviews)

Looking to sell your property, buy a new home, or just need some expert real estate advice?

About
Christine Costa is a top-producing Realtor® serving Eastern Connecticut, including Brooklyn CT, Killingly CT, Plainfield CT, Canterbury CT, Woodstock CT, Putnam CT, Thompson CT, and throughout Windham County.
As a full-time, award-winning Realtor® with Kazantzis Real Estate, Christine specializes in strategic home sales and data-driven pricing designed to maximize seller equity and deliver measurable results. Licensed in CT, RI, and MA, Christine combines multi-state buyer reach with deep local expertise. Her marketing approach includes professional photography, floor plan design, virtual staging, targeted digital advertising, and detailed comparative market analysis to ensure properties stand out in today’s competitive market. Sellers value her strategic positioning, professionalism, and performance-driven approach. If you are searching for a top real estate agent in Eastern Connecticut, contact Christine Costa for expert guidance and a results-focused experience.
Highlights *
72
Recent sales
$176K-$725K
Price range
$365K
Median price
6
Years experience

Recent Listings & Sales

Ratings & Reviews
5.0 (13)

Alicia - Hampton, CT

She's simply the best to work with!
Christine could not have been any more helpful with finding us the place of our dreams. Super responsive no matter the time or day and knows all the ins and outs of the buying process. She was able to get me walkthroughs in a heartbeat on places that weren't allowing any and knew exactly how to work with my budget and interests. Could not recommend her any higher.

Show less

Source: Agent

Megan Chestna-Plainfield, CT

5 Stars!!!!!
Christine was amazing to work with! My fiancé and I were first time homebuyers and she answered all of our MANY questions about the process. She walked us through the steps and what to expect and we could not be more grateful to her!

Source: Agent

Sean Gonz 05/01/2023

Christine was an amazing realtor to work with. To begin she was super responsive, and always got us into private showings as soon as we shared our interest in a particular home. Christine was also very patient with us, as my girlfriend and I were not entirely sure if we wanted a multi or single family. We looked at houses with her for nearly a year, and she never gave up on us and with her help we eventually bought our first home! Christine is professional, kind, and attentive, and we will definitely be returning for our next home purchase!

Source: Agent

Kayla Costabile-Killingly, CT

Highly recommended!
We worked with Christine for 6 months looking to buy our first home. Christine was always so dedicated and went above and beyond for us whenever an issue came up. She was quick to update us with everything and always looked out for our best interest during the process. We couldn't be happier with Christine as our realtor and would highly recommend her to others.

Source: Agent

Monique and Chris-CT

Joy to work with!
Christine was a joy to work with! She is dedicated and makes sure everything that needs to be done gets done.

Source: Agent

Professional Info

Brokerage

Kazantzis Real Estate, LLC
8c Day St
Brooklyn, CT 06234

Licensed

Licensed REALTOR®
CT 0794915
MA 1001560
RI 0046849

Awards

  • 2023, 2024 & 2025 Agent of the Year County Winner
  • 2022, 2023, 2024 & 2025 Circle of Excellence
  • 2025 Realtor of the Year by Rate my Agent
  • Ranked in the Top 1% of Realtors® in Windham County
  • Ranked in the Top 3.5% of Realtors® in Connecticut

Specialties

  • Age-restricted communities
  • First-time buyers
  • Flipping & rehab
  • Luxury properties
  • Military
  • Relocation

Designations

  • ABR®
  • PSA
  • SRS

Hobbies

  • Animals
  • Family
  • Travel

Top Cities *

Killingly

  • 19 sales past 3 years
  • 45 days on market
  • $338K median price

Brooklyn

  • 13 sales past 3 years
  • 51 days on market
  • $360K median price

Plainfield

  • 4 sales past 3 years
  • 76 days on market
  • $305K median price

Service Areas (82 cities)

Amston, CT Ashford, CT Baltic, CT Bozrah, CT Brooklyn, CT Canterbury, CT Chaplin, CT Columbia, CT Coventry Lake, CT Danielson, CT Dayville, CT East Brooklyn, CT Eastford, CT Franklin, CT Gales Ferry, CT Griswold, CT Hampton, CT Jewett City, CT Killingly, CT Lake Bungee, CT Lake Chaffee, CT Ledyard, CT Lisbon, CT Long Hill, CT Manchester, CT Mansfield, CT Mansfield Center, CT Mashantucket, CT Mechanicsville, CT Montville, CT Moosup, CT New Hartford, CT North Grosvenor Dale, CT North Stonington, CT Norwich, CT Oakdale, CT Old Lyme, CT Oxoboxo River, CT Plainfield, CT Plainfield Village, CT Pomfret, CT Pomfret Center, CT Preston, CT Putnam, CT Quasset Lake, CT Quinebaug, CT Scotland, CT South Windham, CT South Woodstock, CT Sprague, CT Stafford, CT Sterling, CT Storrs, CT Thompson, CT Union, CT Voluntown, CT Wauregan, CT Willimantic, CT Windham, CT Witches Woods, CT Woodstock, CT Brimfield, MA Monson Center, MA Burrillville, RI Chepachet, RI Clayville, RI Coventry, RI Cranston, RI Cumberland, RI Exeter, RI Foster, RI Foster Center, RI Glocester, RI Greene, RI Harmony, RI Harrisville, RI North Smithfield, RI
Oakland, RI
Pascoag, RI Scituate, RI Smithfield, RI West Greenwich, RI

* Sales data is calculated based on transaction information available to Agent Pronto at the time of publishing and may not accurately reflect all transactions for a given agent.