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5 Beds
4 Baths
4,270 sqft

$879,900

4007 Oak Knoll St, Antioch CA, 94509

Price per sqft$206.07
Built in2011
Property size4,270 sqft
Property typeResidential
test courtesy

Overview

Active

Listed Sep 4, 2025

Updated Apr 10

1st time on the market since built! Expansive two-story with 4,000+ sq/ft, featuring 5 bedrooms, 3.5 bathrooms, 3-car garage + an optional bedroom conversion as an ADU, office or shop at the heart of the Black Diamond Ranch subdivision bordering Pittsburg. Offering plenty of kitchen cabinetry and no-spare storage space with solid granite counter tops. Dual zone AC and heating systems. Grand primary bedroom with retreat. 2nd floor common area family loft/bonus room. Spacious, concrete-stamped low maintenance backyard with mature, abundant fruit trees and side-gated access for your RV, watercraft and other vehicles. 3rd-car tandem garage converted into a studio/storage room. Located in close proximity to parks, trails, shopping. Fast & easy access to Hwy 4 for a shorter commute and in close proximity to Los Medanos Community College. Enjoy partial Delta views and rolling hills. Great layout for an extended family living or even an at-home business opportunity?! Check your options and make it yours... https://my.matterport.com/show/?m=4QVqRk3CoFm

$5,854/mo

Est. mortgage payment based on a $879,900 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
41110312

Interior Features

Bedrooms
5
Bathrooms
4

Exterior Features

Lot Size
0.23 Acres
MLS provider logo

Broker Reciprocity Courtesy of Exp Realty of California Inc., Juan Carlos Mandrile

Website E2E - Playwright - Full Name

- Phone Number

[email protected] - Email

Jim Halpert - Brokerage Name

76321 - MLS License Number

 

Data last updated 6:51 AM UTC, 4/10/2026

 

Based on information from California Regional Multiple Listing Service, Inc. as of 4/10/2026. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing.  Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.

 

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