$400,000For sale
427 9th Ave 809
San Diego, CA 92101 · MLS# 260001385SD
Listing courtesy of Pacific Sotheby's Int'l Realty- 1Beds
- 1Baths
- 826Sq Ft
- 2005Year Built
About This Home
Prime downtown living at Diamond Terrace, located directly across the street from Petco Park. This well-appointed 1-bedroom condo offers an open, light-filled layout ideal for both comfortable living and entertaining. The kitchen flows seamlessly into the living area, while the spacious bedroom provides a relaxing retreat from the city energy. Enjoy a secure, boutique-style community in one of San Diego’s most walkable locations—steps to the Gaslamp Quarter, Marina District, dining, nightlife, waterfront, and public transit. Perfect as a primary residence, second home, or investment opportunity, this condo places you at the center of downtown San Diego’s vibrant lifestyle. Live Where San Diego Comes Alive – Diamond Terrace at Petco Park Welcome to this beautifully positioned 1-bedroom condo in the iconic Diamond Terrace, located directly across the street from Petco Park in the heart of downtown San Diego. This is urban living at its finest—step outside your door and you’re instantly surrounded by world-class dining, nightlife, waterfront attractions, and year-round entertainment. Inside, the residence offers a smart, open layout filled with natural light, perfect for both everyday living and entertaining. The kitchen flows seamlessly into the living area, while the spacious bedroom provides a comfortable retreat from the city energy below. Whether you’re enjoying a quiet night in or hosting before a game or concert, this home delivers flexibility and style. Diamond Terrace is a secured, boutique-style community known for its unbeatable location and walkability. Enjoy easy access to the Gaslamp Quarter, Marina District, Seaport Village, and trolley stations—no car required. Ideal as a primary residence, second home, or investment opportunity, this condo places you at the center of everything San Diego has to offer. If you’ve been looking for a home that captures the excitement, convenience, and lifestyle of downtown living—this is it.
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Property at a Glance: 427 9th Ave 809
This condominium property at 427 9th Ave 809, San Diego, CA 92101 is for sale at $400,000. The home has 1 bedroom, 1 bathroom and 826 square feet of living space. It was built in 2005. That comes to about $484 per square foot. Reach out to set up a showing or ask for more details about this home.
Snapshot
- Status
- For sale
- Price
- $400,000
- Bedrooms
- 1
- Bathrooms
- 1
- Full Baths
- 1
- Property Type
- Condominium
- Year Built
- 2005
- Square Feet
- 826
- Days on Market
- 225
- MLS #
- 260001385SD
- Price per Sq Ft
- $484
- County
- San Diego
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Call now about 427 9th Ave 809 and ask about showings, availability, or offer timing.
Property Details
Building
Money
Rooms
Structures
Systems
Living in San Diego, CA
427 9th Ave 809 is in San Diego, CA, in San Diego County. Ask Brad & Karen Mattonen about other homes for sale in San Diego and what nearby homes have sold for.
Location
427 9th Ave 809, San Diego, CA 92101 Open in Google Maps
Mortgage Calculator
Principal and interest only. Taxes, insurance and HOA dues are extra.
Brad & Karen Mattonen Can Answer Your Questions About This Home
Why Work With Brad & Karen Mattonen?
Buying a home in San Diego, CA goes better with a local agent on your side. Brad & Karen Mattonen can set up private showings, pull the latest numbers for the area, and guide you through the offer and the closing. Call 858-518-2875 to get started. Whether 427 9th Ave 809 is the one or you would like to see other homes nearby, reach out any time.
Local facts
Facts and context beyond the MLS description
What the numbers say about 427 9th Ave 809 and the San Diego area around it.
Current market context
How this home compares in San Diego
- $484This home per sq ft
- $599Median per sq ft
- 504Homes for sale like it
- 3Average days on market
At $484 per square foot, 427 9th Ave 809 is priced about 19% below the $599 median for 1 bedroom homes for sale in San Diego now.
Nearby sold homes
Recent sold homes near this property
Homes that sold within 1.25 miles of 427 9th Ave 809 in the last 6 months, at a median price of $751,250.
| Address | Sold | Home | Sold price | Distance |
|---|---|---|---|---|
| 427 9th Ave 1304 | Sep 2, 2026 | 1 bd · 1 ba · 871 sqft | $632,500 | 0 mi |
| 427 9Th Ave 504 | May 11, 2026 | 1 bd · 1 ba · 871 sqft | $570,000 | 0 mi |
| 877 Island Ave 906 | Sep 8, 2026 | 3 bd · 3 ba · 2,330 sqft | $2,140,000 | 0 mi |
| 877 Island Ave 705 | Jul 24, 2026 | 2 bd · 2 ba · 1,925 sqft | $1,319,900 | 0 mi |
| 877 Island Ave 1006 | Jun 10, 2026 | 2 bd · 3 ba · 3,110 sqft | $2,440,000 | 0 mi |
| 1025 Island Ave 704 | Sep 1, 2026 | 2 bd · 2 ba · 1,220 sqft | $870,000 | 0.1 mi |
| 1050 Island Avenue 711 | Jun 5, 2026 | 1 bd · 1 ba · 814 sqft | $580,000 | 0.1 mi |
| 1050 Island Avenue 513 | May 22, 2026 | 1 ba · 603 sqft | $385,000 | 0.1 mi |
Every home is different. Ask for a full price review before you make an offer.
Listing timeline
Price and status history
| Date | Event | Price |
|---|---|---|
| Sep 1, 2026 | Active | $400,000 |
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