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Welcome to 811 G St, Antioch, CA 94509 — a rare and beautifully maintained duplex offering exceptional versatility, modern upgrades, and an unbeatable location. This impressive property features two spacious units designed for both comfort and style. The first-floor residence boasts 4 generously sized bedrooms and 2 full bathrooms, complemented by a brand-new, thoughtfully designed kitchen and a dedicated laundry area—perfect for modern living and effortless entertaining. Lower level, Is the second unit offers a well-appointed 3-bedroom, 1-bath layout complete with its own full kitchen and private laundry, creating an ideal setup for extended family, rental income, or multi-generational living. Both units showcase fresh updates throughout, including newly installed carpet and a clean, move-in-ready finish that reflects pride of ownership. With two separate PG&E meters, this property delivers both convenience and investment potential. Perfectly positioned near Highway 4, this home provides easy commuter access while being just minutes from Costco, local schools, shopping, and the beloved Celia’s restaurant. Whether you’re an investor seeking strong rental opportunities or a homeowner looking for flexibility and luxury, this property checks every box. A true gem in a prime Antioch location—don’t miss the opportunity to make it yours.
Listing agent: Eduardo Magallon DRE #02192915 eduardo.realtor01@gmail.com, Listing office: EXP Realty
MLS data updated 10/26/2026, 8:17:58 PM PT
Source: CRMLS, MLS #: 41133406
Belmont insights
Compare recorded home prices, same-type ZIP sales and mortgage rates.
Aug 18, 2026
Prices use the left axis; mortgage rates use the right. Hover, tap, or focus the chart and use the arrow keys. Red SOLD badges mark recorded sales.
This home · nearest recorded event
$640,000Closed sale · Aug 18, 2026ZIP 94509 · Aug 2026
No monthly averageAt least 3 eligible sales in this month are required.30-year fixed mortgage benchmark
No weekly rateNo published rate within 7 days of this date.ZIP averages use publicly displayable closed sales from our licensed MLS feed, matched to the same ZIP and exact property type. Months with fewer than 3 sales are omitted; the current month is incomplete. Lines connect available monthly observations across gaps and do not represent measured prices in missing months. These averages are not adjusted for size, condition, or location within the ZIP, and are not an appraisal. Feed coverage may not include every sale. All available shows the available home and ZIP history, with mortgage rates over the same dates.
Mortgage benchmark: Freddie Mac Primary Mortgage Market Survey®. © Freddie Mac. Weekly national 30-year fixed rates, not APRs or a loan quote. Actual terms vary. Methodology changed in November 2022. The chart does not establish that interest-rate changes caused a home’s price changes.
Lines connect recorded asking and sale prices. They are visual guides, not estimates of the home’s value between those dates.
No earlier records were returned by our current sources. This does not mean the home has never sold.
MLS records may be incomplete. Earlier asking prices are not sale prices.