NOT LISTED FOR SALE

509 Brookline Ave Mill Valley, CA 94941

Tamalpais Valley Neighborhood

Estimated Value: $1,861,000 - $2,827,000

4 Beds
3 Baths
2,345 Sq Ft
$962/Sq Ft Est. Value

About This Home

This home is located at 509 Brookline Ave, Mill Valley, CA 94941 and is currently estimated at $2,256,114, approximately $962 per square foot. 509 Brookline Ave is a home located in Marin County with nearby schools including Mill Valley Middle School, Tamalpais High School, and Marin Horizon School.

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Closed on
Dec 17, 2025
Sold by
Bought by
Current Estimated Value
$2,256,114
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

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ICE

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First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

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Quantarium

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Average Value
Not Available
List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
-- None Listed On Document
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Previous Owner $50,000
Previous Owner $253,450
Previous Owner $298,000
Previous Owner $285,000
Previous Owner $282,700
Previous Owner $20,000
Source: Public Records

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $8,227 $345,757 $168,610 $177,147
2024 $7,688 $338,980 $165,305 $173,675
2023 $7,960 $332,334 $162,064 $170,270
2022 $7,597 $325,806 $158,879 $166,927
2021 $7,639 $319,418 $155,764 $163,654
2020 $9,907 $316,143 $154,167 $161,976
2019 $8,779 $309,945 $151,145 $158,800
2018 $8,076 $303,868 $148,181 $155,687
2017 $7,605 $297,912 $145,277 $152,635
2016 $6,669 $292,070 $142,428 $149,642
2015 $6,371 $287,683 $140,289 $147,394
2014 $6,107 $282,048 $137,541 $144,507
Source: Public Records

Map

California Marin County Mill Valley 94941 Tamalpais Valley

509 Brookline Ave, Mill Valley, CA

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

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