Great Diamond Island, Portland Real Estate & Homes For Sale
3 homes
Use arrow keys to navigate0.28 ACRESCentury 21 North East, Active
Use arrow keys to navigate0.49 ACRESPortland's Choice Realty, LLC, Active
Use arrow keys to navigateLegacy Properties Sotheby's International Realty, Active
Real Estate & Homes For Sale Near Great Diamond Island, Portland, ME
We found 30 more homes matching your filters just outside Great Diamond Island
Use arrow keys to navigateNEWCOMING SOONNEW CONSTRUCTION5 ACRESKennebunk Beach Realty, Coming Soon / No Show
Use arrow keys to navigateNEW - 1 HR AGO0.37 ACRESPack Maynard and Associates, Active
Use arrow keys to navigateNEWCOMING SOON2.17 ACRESKeller Williams Realty, Coming Soon / No Show
Use arrow keys to navigateNEW - 1 HR AGO1.38 ACRESPO-GO REALTY, Active
Use arrow keys to navigateNEW - 2 HRS AGO3.2 ACRESTim Dunham Realty, Active
Use arrow keys to navigateNEW - 10 HRS AGO0.68 ACRESPortside Real Estate Group, Active
Use arrow keys to navigateNEW - 10 HRS AGOMaine Real Estate Co, Active
NEWCOMING SOON0.3 ACRESMaine Home Connection, Coming Soon / No Show
NEWCOMING SOON0.83 ACRESThe Maine Real Estate Experience, Coming Soon / No Show
NEW - 15 HRS AGO
3D VIEW2.7 ACRESRiver's Edge Realty LLC, Active
NEWCOMING SOON2.67 ACRESSignature Homes Real Estate Group, Coming Soon / No Show
NEW - 19 HRS AGORoxanne York Real Estate, Active
NEWOPEN SAT, 11-1PMCOMING SOON0.8 ACRESBenchmark Real Estate, Coming Soon / No Show
NEW - 20 HRS AGOStartPoint Realty, Active
NEW - 20 HRS AGOPortside Real Estate Group, Active
NEWCOMING SOON1.45 ACRESPlowman Realty Group, Coming Soon / No Show
NEW - 22 HRS AGOBenchmark Real Estate, Active
NEWOPEN SAT, 10-12PMCOMING SOONRE/MAX Realty One, Coming Soon / No Show
NEW - 1 DAY AGO0.32 ACRESReal Broker, Active
NEW - 1 DAY AGO1.7 ACRESThe Maine Real Estate Group, Active
NEW - 1 DAY AGOBenchmark Real Estate, Active
NEWCOMING SOON0.41 ACRESLegacy Properties Sotheby's International Realty, Coming Soon / No Show
NEW - 1 DAY AGOBenchmark Real Estate, Active
NEW - 2 DAYS AGOCove Communities
NEW - 2 DAYS AGOCove Communities
NEWCOMING SOON0.94 ACRESPortside Real Estate Group, Coming Soon / No Show
NEW - 2 DAYS AGO0.6 ACRESBenchmark Real Estate, Active
NEWCOMING SOONPortside Real Estate Group, Coming Soon / No Show
Great Diamond Island, Portland, ME Real Estate Trends
Learn about the Great Diamond Island, Portland, ME housing market through trends and averages.Affordability of Living in Great Diamond Island, Portland, ME
The median home value is $790,567
| Month | Median home value |
|---|---|
| May 2025 | $781k |
| June 2025 | $783k |
| July 2025 | $782k |
| August 2025 | $780k |
| September 2025 | $780k |
| October 2025 | $780k |
| November 2025 | $781k |
| December 2025 | $781k |
| January 2026 | $783k |
| February 2026 | $786k |
| March 2026 | $790k |
| April 2026 | $791k |
Trends and affordability stats are provided by third party data sources.
Explore the Neighborhood
Neighborhood stats provided by third party data sources.
Learn more about Great Diamond Island
See information on schools, amenities and more.See Great Diamond Island Insights
Listing data is derived in whole or in part from Maine Real Estate Information System, Inc. (d/b/a Maine Listings) and is for consumers' personal, noncommercial use only. Dimensions are approximate and not guaranteed. All data should be independently verified.
© 2026 Maine Real Estate Information System, Inc. All Rights Reserved. Equal Housing Opportunity.
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Zillow Inc. 415 Congress St #202 Portland, ME 04101 206-424-8443