1003 Charter Oak Ave

St Helena, CA 94574
  • $4,490,000

    Price
  • 4

    Bed
  • 4

    Bath
  • 4,488

    SqFt

About the Listing OC06349 - OCMONVICT

PRICED TO SELL WITH INSTANT EQUITY!!! Rare Napa Valley estate on 1.29 acres, under construction with $400K+ already invested and existing contractor mobilized for rapid completion. Buyer walks in with instant equity—appraised recently for $5.6M as is; projected ARV $8.375M. Shovel-ready contemporary compound features a 4,049 sf main residence and 406 sf guest house designed for seamless indoor/outdoor living: vaulted ceilings, floor-to-ceiling glass, reclaimed natural wood, stone accents, and handcrafted tile. Also includes a 1,377 sf detached garage and a 1,000 sf outdoor kitchen with climate-controlled wine room. Landscaped grounds offer a sculptural entry court, kidney-shaped pool, multi-use putting green/lawn, mature privacy plantings, and sweeping vineyard and estate views. ?? Value-Add Bonus: Property qualifies for a lot split under SB9, offering rare development upside and dual-lifestyle or income potential. Sold as-is; completion requires approximately $1.16M. Sustainable infrastructure is integrated with durable materials and efficient systems. Ideal for an investor, builder/developer, or build-to-suite end buyer seeking fast execution, trophy wine-country distinction, and unparalleled value creation—just minutes from Napa’s tasting corridor and regional transport.

Listing Highlights for 1003 Charter Oak Ave

Status Active
Days on Site 37
Property Type Residential
MLS ® OC25173221
Year Built 2025
Total Square Footage 4,488
Lot/Acreage 1.29
County Napa
School District Napa Valley Unified

Interior Details

  • Bedrooms: 4
  • Bathrooms: 3 Full / 1 Half
  • Appliances:
  • Air Cond: Central Air,See Remarks
  • Heating:
  • Fireplaces: Living Room
  • Floor:
  • Above Ground Sq Ft:
  • Below Ground Sq Ft: n/a
  • Basement:
  • Other: All Bedrooms Down
  • Water: Public

Exterior Details

  • Lot Description: Lot Over 40000 Sqft,No Land Lease
  • Garage Capacity: 2 car
  • Parking Spaces: 2
  • Roof:
  • Others:
  • Sewer: Public Sewer

Financial Details

  • Tax Amount: N/A
  • Taxes w/Assessments: N/A
  • Tax/Property ID: 009112006000
  • Tax Year: N/A

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1003 Charter Oak Ave St Helena, CA 94574

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Originating MLS: CRMLS

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