12 Portola Ln Mill Valley, CA 94941 / 1126

Residence for Single Family

(UPDATED: 08/16/2025)
  • 3 Beds
  • 2 Baths
  • 4.500 square feet
Property Report

Information about property on 12 Portola Ln, Mill Valley CA, 94941-1126. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

The stylish modern style single-family possession is situated at 12 Portola Ln, Mill Valley, CA.

Facts

  • Built in 1940
  • Lot size 4,500 sqft
  • Rooms 7
  • Bedrooms 3
  • Bathrooms 2
  • Last remodel year 1955
  • Structure type Contemporary
  • Heating & Cooling
  • Heat type Central

Misc

  • Units 1

Listing info

  • Last sold Jul 2001 for $800,000

Features

  • Fireplace

Householders and Tenants for 12 Portola Ln, Mill Valley CA

Possible residents contact details

Person Name Phone Number Additional Info
Annette J Vonwelczeck Age: 91
415-388-****
Anthony E Zener Age: 84
415-389-****
Brian S Okeefe Age: 52
Job:
Professional/Technical
Christine M Okeefe Age: 52
Diana V Visona Age: 63
E Zener
415-389-****
Giuseppe Visona Age: 70
J Zener
415-389-****
Jennifer Solow
415-384-****
Kathryn A Harrison
415-888-****
Margaretha B Valois
Ned P Dewitt Age: 55
415-384-****
Rocky V Welczeck Age: 96
415-388-****
Rocky Vonwelczeck Age: 96
415-388-****
Thomas Jacoby
Residential status:
Renter
Job:
Service Occupations

Businesses

Organization Phone Number Additional Info
TOM JACOBY CONSULTING COMPANY, LLC
Type of Business:
Domestic Limited Liability Company

Possible Businesses

Organization Phone Number Additional Info
Columbia Consulting Company, LLC
Industry:
Business Consulting
Type of Business:
Foreign

Cost estimate history

YearTaxAssessmentMarket
2014 $4,220 $140,788 N/A

Where is 12 Portola Ln, Mill Valley CA located on map?

Portola Ln Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2025
14 Jan 2008 Fuel burner/boiler malfunction, fire confined
Property Use —
1 or 2 family dwelling

Properties Nearby

Street AddressResidens/Landlords
1 Portola Ln, Mill Valley, CA 94941-1126
Single Family
  • 2 beds
  • 2 baths
  • Lot: 3,600 sqft
  • Built in 1923
Mill Valley Realty, Ulrike Beator
ACME METAL SPINNING WORKS CAFE, INC, Downtown Investment Club III
16 Portola Ln, Mill Valley, CA 94941-1126
Single Family
  • 2 beds
  • 1 bath
  • 1,243 sqft
  • Built in 1956
Janet L Andersen, Laurence C Stickney
29 Portola Ln, Mill Valley, CA 94941-1126
Single Family Residential
  • 3 beds
  • 2 baths
  • Lot: 8,125 sqft
  • Built in 1949
Clw International Group, Inc, Brian J Weisman
36 Portola Ln, Mill Valley, CA 94941-1126
Single Family Residential
  • 4 beds
  • 2 baths
  • Lot: 0.28 acres
  • Built in 1949
Charles W Naumann, Chuck W Naumann
40 Portola Ln, Mill Valley, CA 94941-1126
Single Family
  • 3 beds
  • 3.5 baths
  • 2,698 sqft
  • Built in 1906
Caroline S Morgan, Chris C Morgan
41 Portola Ln, Mill Valley, CA 94941-1126
Single Family Residential
  • 3 beds
  • 3 baths
  • Lot: 7,225 sqft
  • Built in 1960
Betty J Erickson, C D Erickson
44 Portola Ln, Mill Valley, CA 94941-1126
Single Family Residential
  • 4 beds
  • 1 bath
  • 2,214 sqft
  • Built in 1946
ExecSense, J Aspatore
Suzanne A Hanesian
50 Portola Ln, Mill Valley, CA 94941-1126
Single Family Residential
  • 2 beds
  • 2 baths
  • Lot: 6,600 sqft
  • Built in 1964
LEWIN INVESTMENTS OF SARASOTA, LTD, Sailing Yacht Service
 

FAQ about the house at 12 Portola Ln, Mill Valley, CA


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