621 Islington Street #G, Portsmouth, NH 03801
Home value
$525,100
$488,000 - $567,000
$3,504/mo
Owner options
$3,504/mo
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Zillow last checked:
Listing updated:
Christopher Dennen,
KW Coastal and Lakes & Mountains Realty/Portsmouth Erin@ProulxRealEstate.com
Brett Berger
Gray Property Group, LLC
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 1
- 1/2 bathrooms: 1
Heating
- Natural Gas, Hot Water
Cooling
- Mini Split
Appliances
- Included: Dishwasher, Dryer, Microwave, Refrigerator, Washer, Gas Stove
- Laundry: 1st Floor Laundry
Features
- Dining Area, Natural Light, Vaulted Ceiling(s)
- Flooring: Carpet, Hardwood, Tile
- Has basement: No
Interior area
- Total structure area: 1,051
- Total interior livable area: 1,051 sqft
- Finished area above ground: 1,051
- Finished area below ground: 0
Property
Parking
- Total spaces: 2
- Parking features: Paved, Assigned, Deeded, Off Street, On Site, Parking Spaces 2
Features
- Levels: Two
- Stories: 2
Lot
- Features: Level, Sidewalks, In Town, Near Shopping
Details
- Parcel number: PRSMM0164B0006LG
- Zoning description: B
Construction
Type & style
- Home type: Townhouse
- Property subtype: Condominium, Townhouse
Materials
- Other
- Foundation: Brick
- Roof: Other
Condition
- New construction: No
- Year built: 1900
Utilities & green energy
- Electric: 100 Amp Service, Circuit Breakers
- Sewer: Public Sewer
- Utilities for property: Other
Community & HOA
Community
- Subdivision: 621 Islington Street Condominium
HOA
- Has HOA: Yes
- Amenities included: Landscaping
- Services included: Maintenance Grounds, Plowing, Sewer, Water, HOA Fee
- Additional fee info: Fee: $212
Location
- Region: Portsmouth
Financial & listing details
- Price per square foot: $490/sqft
- Tax assessed value: $511,200
- Annual tax amount: $5,715
- Date on market: 8/13/2025
Price history
| Date | Event | Price |
|---|---|---|
| 9/12/2025 | Sold | $515,000-6.3%$490/sqft |
Source: | ||
| 8/13/2025 | Listed for sale | $549,900-8.2%$523/sqft |
Source: | ||
| 11/20/2024 | Listing removed | $2,875-0.7%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/31/2024 | Listed for rent | $2,895$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 9/7/2024 | Listing removed | $599,000$570/sqft |
Source: | ||
| 9/3/2024 | Listed for sale | $599,000+61.9%$570/sqft |
Source: | ||
| 8/24/2018 | Sold | $370,000$352/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $5,715 +2.8% | $511,200 +48.3% |
| 2023 | $5,562 +6.1% | $344,800 |
| 2022 | $5,241 +3.4% | $344,800 |
| 2020 | $5,069 -4.8% | $344,800 -3.8% |
| 2019 | $5,327 | $358,500 |
Neighborhood: 03801
Nearby homes
- $582,0002 bd2 ba944 sqft621 Islington St SUITE C, Portsmouth, NH 03801Sold

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- $560,0002 bd1 ba911 sqft621 Islington St SUITE B, Portsmouth, NH 03801For Sale

- $928,2002 bd1 ba1k sqft621 Islington St, Portsmouth, NH 03801Off Market

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- $2,491,300-- bd-- ba7.7k sqft610 Islington St, Newington, NH 03801Off Market
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Nearby schools
GreatSchools rating
- 10/10Little Harbour SchoolGrades: K-5Distance: 1 mi
- 8/10Portsmouth Middle SchoolGrades: 6-8Distance: 0.6 mi
- 10/10Portsmouth High SchoolGrades: 9-12Distance: 0.9 mi
Schools provided by the listing agent
- Elementary: Little Harbor School
- Middle: Portsmouth Middle School
- High: Portsmouth High School
- District: Portsmouth
Source: PrimeMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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- New Hampshire
- Rockingham County
- Portsmouth
- 03801
- 621 Islington Street Unit G