171 Diamond Avenue, Portland, ME 04109
Home value
$582,500
$542,000 - $635,000
$2,883/mo
Owner options
$2,883/mo
Rent Zestimate®
Find your next renter with Zillow Rental Manager. Plus, with online applications, you can quickly screen prospective tenants – for free.
$2,883/mo
Rent Zestimate®
$4,096/mo
Est. payment
Refinancing to a lower rate could help reduce your monthly payments and save thousands over the life of the loan.
$4,096/mo
Est. payment
Explore your selling options
Work with a Zillow partner agent
Leverage their expertise and Zillow's premium Showcase listings to get your home seen by more buyers.
Get startedList with your own agent
Get your home in front of millions of buyers by listing it on Zillow.
Learn how to do itSell it yourself
Take full control of how buyers see your home on Zillow by listing For Sale by Owner (FSBO).
List your homeWhat's special
Zillow last checked:
Listing updated:
Legacy Properties Sotheby's International Realty
Waypoint Brokers Collective
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 2
Bedroom 1
- Level: Second
Bedroom 2
- Level: Second
Kitchen
- Level: First
Living room
- Level: First
Heating
- Baseboard, Direct Vent Heater, Stove
Cooling
- None
Appliances
- Included: Dishwasher, Dryer, Microwave, Gas Range, Refrigerator, Trash Compactor, Washer
Features
- Attic, Bathtub, Shower, Primary Bedroom w/Bath
- Flooring: Carpet, Wood
- Basement: Interior Entry,Full,Unfinished
- Number of fireplaces: 1
- Furnished: Yes
Interior area
- Total structure area: 1,260
- Total interior livable area: 1,260 sqft
- Finished area above ground: 1,260
- Finished area below ground: 0
Property
Parking
- Parking features: Paved
Features
- Patio & porch: Porch
- Has view: Yes
- View description: Scenic, Trees/Woods
Lot
- Size: 871 Square Feet
- Features: Abuts Conservation, Historic District, Level, Open Lot, Sidewalks, Landscaped, Wooded
Details
- Parcel number: PTLDM083BBM180001
- Zoning: residential
- Other equipment: Internet Access Available
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Victorian
- Property subtype: Single Family Residence
Materials
- Masonry, Brick
- Foundation: Stone, Granite, Brick/Mortar
- Roof: Slate
Condition
- Year built: 1860
Utilities & green energy
- Electric: Circuit Breakers
- Sewer: Quasi-Public
- Water: Public
Green energy
- Energy efficient items: Dehumidifier
Community & HOA
Community
- Subdivision: Diamond Cove Homeowners Association
HOA
- Has HOA: Yes
- HOA fee: $835 monthly
Location
- Region: Portland
Financial & listing details
- Price per square foot: $417/sqft
- Tax assessed value: $380,400
- Annual tax amount: $5,710
- Date on market: 4/10/2025
- Road surface type: Paved
Price history
| Date | Event | Price |
|---|---|---|
| 8/9/2026 | Listing removed | $2,100$2/sqft |
Source: Zillow Rentals Report a problem | ||
| 7/28/2026 | Price change | $2,100-2.3%$2/sqft |
Source: Zillow Rentals Report a problem | ||
| 7/15/2026 | Price change | $2,150-4.4%$2/sqft |
Source: Zillow Rentals Report a problem | ||
| 7/13/2026 | Price change | $2,250-10%$2/sqft |
Source: Zillow Rentals Report a problem | ||
| 7/11/2026 | Listed for rent | $2,500-28.6%$2/sqft |
Source: Zillow Rentals Report a problem | ||
| 3/10/2026 | Listing removed | $3,500$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 2/26/2026 | Price change | $3,500-12.5%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 2/18/2026 | Listed for rent | $4,000$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 4/8/2025 | Sold | $525,000+40%$417/sqft |
Source: | ||
| 9/23/2019 | Sold | $375,000$298/sqft |
Source: | ||
| 8/20/2019 | Listed for sale | $375,000$298/sqft |
Source: Port Island Realty #1425693 Report a problem | ||
| 8/20/2019 | Pending sale | $375,000$298/sqft |
Source: Port Island Realty #1425693 Report a problem | ||
| 7/21/2019 | Listed for sale | $375,000$298/sqft |
Source: Port Island Realty #1425693 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $5,482 | $380,400 |
| 2023 | $5,482 +5.9% | $380,400 |
| 2022 | $5,177 -4.6% | $380,400 +63.5% |
| 2020 | $5,424 | $232,700 |
| 2019 | $5,424 +3.7% | $232,700 |
| 2018 | $5,231 +3.8% | $232,700 |
| 2017 | $5,038 +2.6% | $232,700 |
| 2016 | $4,912 +2.3% | $232,700 |
| 2015 | $4,801 +3.2% | $232,700 |
| 2014 | $4,654 +3% | $232,700 |
| 2013 | $4,517 | $232,700 |
Neighborhood: Great Diamond Island
Nearby homes
- $1,031,8002 bd1 ba896 sqft17 Nicholas St, Portland, ME 04109Off Market

- $999,0004 bd4 ba3.6k sqft181 Diamond Ave, Portland, ME 04109Sold

- $660,500-- bd-- ba13k sqft159 Diamond Ave, Portland, ME 04109Off Market
- $450,5002 bd1 ba1k sqft170 Diamond Ave, Portland, ME 04109Off Market
- $452,5002 bd2 ba1k sqft168 Diamond Ave, Portland, ME 04109Off Market
- $465,0002 bd2 ba1.3k sqft170 Diamond Ave UNIT 47B, Portland, ME 04109Sold
- $441,5002 bd2 ba1k sqft164 Diamond Ave, Portland, ME 04109Off Market
- $370,0002 bd2 ba1k sqft162 Diamond Ave, Portland, ME 04109Sold
Nearby schools
GreatSchools rating
- 3/10Howard C Reiche Community SchoolGrades: PK-5Distance: 4.1 mi
- 2/10King Middle SchoolGrades: 6-8Distance: 4.2 mi
- 4/10Portland High SchoolGrades: 9-12Distance: 3.5 mi
Get pre-qualified for a loan
At Zillow Home Loans, we can pre-qualify you in as little as 5 minutes with no impact to your credit score.An equal housing lender. NMLS #10287.
- Maine
- Cumberland County
- Portland
- 04109
- Great Diamond Island
- 171 Diamond Avenue