9 Prospect AVE
Port Costa, CA 94569
- 2 beds
- 1.5 baths
- 1,451 sqft
- 2,500 sqft lot
- $378 per sqft
- 1900 build
- – on site
Welcome to 9 Prospect Ave, Port Costa A Rare Gem with Unmatched Views Discover one of the most unique homes to hit the market, nestled in the heart of the charming and historic town of Port Costa. This meticulously maintained 2-bedroom, 1.5-bathroom single-family home offers 1,451 square feet of character, warmth, and timeless craftsmanship. Step inside and immediately feel the difference they simply dont build homes like this anymore. Rich wood detailing, thoughtfully designed spaces, and an abundance of natural light pouring through large windows make every room feel bright, inviting, and full of life. The spacious layout offers the perfect setting for entertaining, with an open-concept feel thats both functional and welcoming. What truly sets this home apart are the breathtaking water views arguably the best in town. Whether you're enjoying morning coffee or hosting a dinner party, the backdrop of sparkling water and serene natural surroundings is truly one of a kind. Located in the quaint and rarely available enclave of Port Costa, homes here are few and far between. Dont miss this once-in-a-lifetime opportunity to own a piece of this magical town. Come experience the beauty, history, and soul of 9 Prospect Ave a home that simply has to be seen to be believed.
Last checked:
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Last updated May 9, 2025
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MLS# 82006122 —
This home is listed in more than one place. See it here, and here.
Upcoming Open Houses
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Saturday, 5/10
1pm-4pm -
Sunday, 5/11
1pm-4pm
The Building
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Year Built:1900
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Age:125
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Type:Detached
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Subclass:Single Family Home
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Roofing:Shingle
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Foundation:Concrete Perimeter, Raised
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# of Stories:2
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Structure SqFt:1451
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Structure SqFt Source:Assessor
Interior
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Kitchen:Countertop - Tile, Dishwasher, Pantry, Refrigerator
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Dining Room:Dining Area in Living Room
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Family Room:Other
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Additional Rooms:Basement - Unfinished
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Fireplace:Yes
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Fireplaces:Wood Burning
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Fireplaces:1
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Flooring:Hardwood
Room Dimensions
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Living SqFt:1451
Location
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Cross Street:Canyon Lake Dr
The Property
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Lot Description:Grade - Hilly
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Lot Acres:0.0574
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Lot Size Area Min:2500.00
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Zoning:R-6
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Parcel Number:368-143-003-3
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Horse Property:No
Listing Agent
- Contact info:
- No listing contact info available
Taxes
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Property ID:82006122
Beds
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Total:2
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Beds Max:2
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Beds Min:2
Baths
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Full Baths:1
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Half Baths:1
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Bathroom Features:Stall Shower, Tub
The Listing
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Additional Listing Info:Not Applicable
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Automated Valuations Allowed:1
Heating & Cooling
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Cooling Methods:Ceiling Fan
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Heating Methods:Gas
Utilities
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Utilities:Public Utilities, Solar Panels - Owned
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Sewer/Septic System:Sewer - Public
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Water Source:Public
Appliances
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Laundry:Inside, Washer / Dryer
The Community
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HOA:No
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Amenities Misc.:High Ceiling
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Pool:No
Parking
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Description and Access:On Street, Parking Area, Other
Monthly cost estimate

Asking price
$549,000
Expense | Monthly cost |
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Mortgage
This calculator is intended for planning and education purposes only. It relies on assumptions and information provided by you regarding your goals, expectations and financial situation, and should not be used as your sole source of information. The output of the tool is not a loan offer or solicitation, nor is it financial or legal advice. |
$2,939
|
Taxes | N/A |
Insurance | $150 |
Utilities | $205 See report |
Total | $3,294/mo.* |
*This is an estimate |
Walk Score®
Provided by WalkScore® Inc.
Walk Score is the most well-known measure of walkability for any address. It is based on the distance to a variety of nearby services and pedestrian friendliness. Walk Scores range from 0 (Car-Dependent) to 100 (Walker’s Paradise).
Bike Score®
Provided by WalkScore® Inc.
Bike Score evaluates a location's bikeability. It is calculated by measuring bike infrastructure, hills, destinations and road connectivity, and the number of bike commuters. Bike Scores range from 0 (Somewhat Bikeable) to 100 (Biker’s Paradise).
Soundscore™
Provided by HowLoud
Soundscore is an overall score that accounts for traffic, airport activity, and local sources. A Soundscore rating is a number between 50 (very loud) and 100 (very quiet).
Air Pollution Index
Provided by ClearlyEnergy
The air pollution index is calculated by county or urban area using the past three years data. The index ranks the county or urban area on a scale of 0 (best) - 100 (worst) across the United Sates.
Sale history
Date | Event | Source | Price | % Change |
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5/8/25
May 8, 2025
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Listed / Active | MLSLISTINGS | $549,000 |

36% of nearby similar homes sold for over asking price
Similar homes that sold in bidding wars went $20k above asking price on average, but some went as high as $71k over asking price.