522 Northern Ave Mill Valley, CA 94941 / 3781

Residence for Single Family

(UPDATED: 09/18/2025)
  • 3 Beds
  • 3 Baths
  • 1.750 square feet
Property Report

Information about property on 522 Northern Ave, Mill Valley CA, 94941-3781. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

A large single-family modern style estate at 522 Northern Avenue, Mill Valley, CA.

Facts

  • Built in 1961
  • Lot size 0,33 acres
  • Pool Pool (yes)
  • Floor size 1,750 sqft
  • Rooms 6
  • Bedrooms 3
  • Last remodel year 1990
  • Structure type Contemporary
  • Heating & Cooling
  • Heat type Central
  • Cooling None
  • Exterior Home Features
  • Exterior material Brick
  • Roof type Shake Shingle
  • Parking & Garage
  • Parking Garage
  • Parking spaces 2
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Misc

  • Units 1

Listing info

  • Last sold Apr 1995 for $500,000

Features

  • Fireplace
  • View: Mountain

Householders and Tenants for 522 Northern Ave, Mill Valley CA

Businesses

Organization Phone Number Additional Info
John B Duncan Age: 63
415-953-****
Residential status:
Homeowner
Specialties:
BusinessTaxContracts / AgreementsCorporate / IncorporationEmployment / Labor
Type:
Lawyers

Purchase History

DateEventPriceSourceAgents
04/25/1995 Sold $500,000 Public records

Cost estimate history

YearTaxAssessmentMarket
2014 $14,447 $1,016,013 N/A
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Where is 522 Northern Ave, Mill Valley CA located on map?

Northern Ave Fire Incident History

To date, we have no information about fire incidents in 2025
04 Feb 2017 Fire, other
Property Use —
1 or 2 family dwelling
Area of Origin —
Cooking area, kitchen
First Ignition —
Appliance housing or casing
Heat Source —
Spark, ember or flame from operating equipment

Northern Ave Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2025
07 Feb 2015 Power line down
Property Use —
1 or 2 family dwelling
06 Feb 2015 Arcing, shorted electrical equipment
Property Use —
1 or 2 family dwelling
06 Feb 2015 Electrical wiring/equipment problem, other
Property Use —
Residential street, road or residential driveway
29 Apr 2014 Gas leak (natural gas or LPG)

View more

Properties Nearby

Street Address
507 Northern Ave, Mill Valley, CA 94941-3725
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  • 3.75 baths
  • Lot: 0.69 acres
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  • 1 bath
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  • 4 baths
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528 Northern Ave, Mill Valley, CA 94941-3781
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  • 4 baths
  • Lot: 0.28 acres
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538 Northern Ave, Mill Valley, CA 94941-3781
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539 Northern Ave, Mill Valley, CA 94941-3782
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  • 2 baths
  • Lot: 10,500 sqft
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540 Northern Ave, Mill Valley, CA 94941-3781
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  • 2 baths
  • 1,243 sqft
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541 Northern Ave, Mill Valley, CA 94941-3782
Single Family Residential
  • 4 beds
  • 4 baths
  • Lot: 9,500 sqft
  • Built in 1960
 

FAQ about the house at 522 Northern Ave, Mill Valley, CA

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