Marin County Assessor Property Search
Looking up Marin County property records is one of the first steps when buying property, checking ownership, or reviewing property tax records. Marin County, located just north of San Francisco, has high-value real estate and strict zoning regulations, making accurate data essential. This guide shows you exactly how to use official Marin County Assessor tools for APN lookup, parcel search, tax records, and GIS mapping using verified government links.
How to Search Property Records in Marin County
The Marin County Assessor property search system provides access to parcel numbers (APN), ownership records, assessed values, and property characteristics.
- Go to: Marin County Assessor
- Locate property search tools or GIS access
- Select search method:
- APN (recommended)
- Address
- Owner name
- Enter your information
- Select the correct property
- View full property details
Marin County Parcel Number (APN) Lookup
The Assessor Parcel Number (APN) uniquely identifies each property and is required for tax payments, legal records, and ownership verification.
Steps to Find APN
- Open assessor or GIS map
- Search by address
- Select property
- Locate APN
- Used for tax payments
- Required for legal documentation
- Ensures accurate property identification
Marin County Property Tax Records
Property taxes in Marin County follow Proposition 13, meaning taxes are based on purchase value and can increase by up to 2% annually.
| Term | Explanation |
|---|---|
| Assessed Value | Value used to calculate tax |
| Market Value | Estimated current property value |
| Base Year Value | Original purchase price |
| Taxable Value | After exemptions applied |
How to Pay Marin County Property Taxes
- Visit: Tax Collector
- Enter APN or bill number
- Verify property details
- Make payment
- Download receipt
Marin County GIS Map Property Search
The GIS parcel map is a powerful tool to explore property data visually.
- Parcel boundaries
- Zoning layers
- Lot size and dimensions
- Aerial imagery
Steps to Use GIS Map
- Open: Marin GIS Map
- Search by APN or address
- Select parcel
- Explore map layers
How to Apply for Homeowner’s Exemption in Marin County
This exemption reduces your property’s taxable value and helps lower annual taxes.
Apply for Homeowner’s Exemption
How to Appeal Your Marin County Property Assessment
If your property is over-assessed, you can file an appeal with supporting evidence.
- Review assessed value
- Compare with market data
- Submit appeal
- Attend hearing
Marin County Assessor Office Phone Number and Address
| Office | Marin County Assessor |
| Address | 3501 Civic Center Dr, San Rafael, CA 94903 |
| Phone | (415) 473-3000 |
Official Resources
| Resource | Purpose | Link |
|---|---|---|
| Assessor | Property records | Visit |
| Tax Collector | Pay taxes | Visit |
| GIS Map | Parcel viewer | Visit |
| Homeowner Exemption | Tax relief | Visit |
| Prop 13 | Tax rules | Visit |
Frequently Asked Questions (Marin County Assessor Property Search)
How do I search Marin County property records?
You can search using the official assessor website or GIS map with APN, address, or owner name. APN search is most accurate.
How do I find my Marin County APN?
Your APN is available on your tax bill or through the property search tools.
How do I pay Marin County property taxes online?
Visit the official tax collector website, enter your APN or bill number, and complete the payment process.
Why are Marin County property taxes different?
Due to Proposition 13, taxes depend on purchase price rather than current market value.
How do I use Marin County GIS parcel map?
Use the GIS map tool to search parcels and explore zoning, boundaries, and aerial imagery.