Great Diamond Island, Portland Real Estate & Homes For Sale
7 homes
Use arrow keys to navigateCOMING SOON1.21 ACRESTown & Shore Real Estate
Use arrow keys to navigateLegacy Properties Sotheby's International Realty
Use arrow keys to navigate0.92 ACRESLegacy Properties Sotheby's International Realty
Use arrow keys to navigate
3D VIEW2.93 ACRESTown & Shore Real Estate
Use arrow keys to navigate0.28 ACRESHarborview Properties, Inc.
Use arrow keys to navigate1.96 ACRESLegacy Properties Sotheby's International Realty
Use arrow keys to navigate0.28 ACRESCentury 21 North East
Real Estate & Homes For Sale Near Great Diamond Island, Portland, ME
We found 11 more homes matching your filters just outside Great Diamond Island
Use arrow keys to navigateNEW - 1 DAY AGOBenchmark Real Estate
Use arrow keys to navigateFOR SALE BY OWNER
Use arrow keys to navigate3D VIEWHarborview Properties, Inc.
Use arrow keys to navigatePortside Real Estate Group
Use arrow keys to navigate1.41 ACRESKeller Williams Realty
Use arrow keys to navigateKeller Williams Realty
Use arrow keys to navigate5 ACRESKeller Williams Realty
3D VIEWPortside Real Estate Group
0.9 ACRESLocations Real Estate Group LLC
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 $798,396
| Month | Median home value |
|---|---|
| September 2025 | $781k |
| October 2025 | $782k |
| November 2025 | $782k |
| December 2025 | $782k |
| January 2026 | $784k |
| February 2026 | $787k |
| March 2026 | $791k |
| April 2026 | $792k |
| May 2026 | $793k |
| June 2026 | $793k |
| July 2026 | $795k |
| August 2026 | $798k |
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 InsightsBrowse Great Diamond Island, Portland, ME homes by type
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.
Zillow Inc. 415 Congress St #202 Portland, ME 04101 206-424-8443
Zillow Inc. 415 Congress St #202 Portland, ME 04101 206-424-8443