San Francisco County  »  94131  »  Duncan St  »  406 Duncan St

406 Duncan Street, San Francisco, CA 94131 Property Information

406 Duncan Street, San Francisco, CA 94131 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

406 Duncan Street, San Francisco, CA 94131
static Mapbox map

Address

Primary address 406 Duncan Street, San Francisco
Zip code 94131
County San Francisco
Neighborhood Noe Valley
Parcel ID 6591-010

Sales & Tax Overview for 406 Duncan Street, San Francisco

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Property tax $9,291

Lot & Building Information for 406 Duncan Street, San Francisco

Building sqft 6,080
Building class Apartments 5 to 14 Units (A5)
Acreage 0.105
Depth 14
Rooms 29
Units 8
Year built 1910
Stories 2
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
88 /100. Very Walkable
Transit Score
77 /100. Excellent Transit
Bike Score
66 /100. Bikeable

Zoning district
School district San Francisco Unified School District

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 406 Duncan Street, San Francisco

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 406 Duncan Street, San Francisco , including their type, square footage, grade and when they were built.
  • • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 406 Duncan Street, San Francisco

What is the year built & the total sq. ft. for 406 Duncan Street, San Francisco, CA 94131?

406 Duncan Street, San Francisco, CA 94131 was built in 1910 and has a total of 6,080 square feet.

What is the assessed value of 406 Duncan Street, San Francisco, CA 94131 and the property tax paid?

Assessed at $785,544, the tax amount paid for 406 Duncan Street, San Francisco, CA 94131 is $9,290.

When was 406 Duncan Street, San Francisco, CA 94131 last sold?

406 Duncan Street, San Francisco, CA 94131 was last sold in 12/20/2006.

How many residential units does this building have?

This building has 8 residential unit(s).

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Brooklyn Emerges as NYC’s Coworking Growth Engine, Manhattan Rents Cross $100 in the Plaza District 
Lucian Alixandrescu, Jul 28, 2026 Brooklyn Emerges as NYC’s Coworking Growth Engine, Manhattan Rents Cross $100 in the Plaza District 
New York City’s office market continued to lead the U.S. in Q2, but internal shifts were most visible in the flex office market. Brooklyn’s coworking inventory grew 6.2% Q-o-Q even as Manhattan’s supply retreated. At the same time, Brooklyn’s asking rents for traditional office leases climbed more than twice as fast as the national average.
Prices Rise in 32 of NYC’s Leading Neighborhoods as City and Manhattan Hit Record Highs
Eliza Theiss, Jul 22, 2026 Prices Rise in 32 of NYC’s Leading Neighborhoods as City and Manhattan Hit Record Highs
Q2 2026 saw NYC and Manhattan reach historic highs, with Brooklyn and Queens marking close to new records as well. Meanwhile, Hudson Yards remained at the top, Central Midtown posted its highest price ever and Carroll Gardens marked its third consecutive quarter over $2 million
How to Find Property Owners — The Complete Guide 
Laura Pop-Badiu, Jul 15, 2026 How to Find Property Owners — The Complete Guide 
For real estate professionals looking for the best ways to find property owners — whether through free methods based on public sources or paid tools with verified, in-depth data — this comprehensive guide breaks down every step of the due diligence process.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 406 Duncan Street, San Francisco

Create a free account to view the complete sales history for 406 Duncan Street, San Francisco, including title documents, transfer conditions, mortgages and liens.

No recorded sales for this property.

More about San Francisco County Property Records

Title Documents for 406 Duncan Street, San Francisco

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
08/26/2009 Release Lien
05/19/2009 Notice Lien
12/20/2006 Deed
06/25/2004 Deed of Trust
10/17/2003 Deed
10/17/2003 Deed
03/19/2002 Deed of Trust
05/12/1992 Reconveyance
Show More
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 406 Duncan Street, San Francisco

Access detailed property tax data for 406 Duncan Street, San Francisco, CA 94131. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $9,291
Market value $785,544

More about San Francisco County Property Taxes

Assessment History for 406 Duncan Street, San Francisco

Here's the assessment & property tax history for 406 Duncan Street, San Francisco, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $785,544 1.1827 $9,291 +4.17%
2024-2025 $761,359 1.1714 $8,919 +1.45%
2023-2024 $746,432 1.1777 $8,791 +1.83%
2022-2023 $731,798 1.1797 $8,633 +1.76%
2021-2022 $717,450 1.18248 $8,484 -0.42%
Show More

San Francisco residential market stats

Median Sale Price
$1,500,000
15.4% YoY
Median Price/Sqft
$1,155
11.2% YoY
San Francisco County Median Sale Price
$1,500,000
15.4% YoY

Access a detailed real estate market overview of San Francisco so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in San Francisco and compare it to other neighborhoods in San Francisco County.

Check out recently sold homes in San-Francisco and see how their prices compare.

Demographics by Zip Code

Total population 28,504
Median age 39.9
Average household income $265,904
Family households 53.4%
Occupied housing units 12,522
Owner occupied units 54.0%
People per household (average) 2.24
Median year structure built 1962
Median value for units with a mortgage $1,805,900
Median value for units without a mortgage $1,603,000

Risk

Create a free account to unlock extended information for 406 Duncan Street, San Francisco, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map
Crime incidents map

Transportation

Access the detailed traffic volume map for 406 Duncan Street, San Francisco to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Neighbors for 406 Duncan Street, San Francisco

Here are the neighbors for 406 Duncan Street, San Francisco.

Address Square feet Purchase date Purchase price
416 Duncan St, San Francisco 6,230 04/07/2008
418 Duncan St, San Francisco 2,743 12/29/2015
448 Duncan St, San Francisco 987 05/17/1996 $360,000
456 Duncan St, San Francisco 1,063 08/26/2024
460 Duncan St, San Francisco 1,945 05/17/2004
442 Duncan St, San Francisco 1,950 12/22/2021 $2,030,000
1430 Sanchez St, San Francisco 1,830 10/14/2011 $1,430,000
452 Duncan St, San Francisco 1,025 05/07/2026
470 Duncan St, San Francisco 2,766 10/24/2012
524 Duncan St, San Francisco 2,685 05/06/2005
438 Duncan St, San Francisco 2,025 04/30/2008 $1,385,000
1436 Sanchez St, San Francisco 3,001 06/03/2020 $4,250,000
1408 Sanchez St, San Francisco 1,075 03/05/1992
1404 Sanchez St, San Francisco 1,210 12/31/2019
401 27th St, San Francisco 2,512 05/12/2014
1424 Sanchez St, San Francisco 3,227 12/10/2014
1406 Sanchez St, San Francisco 1,535 12/09/2022 $2,225,000
1402 Sanchez St, San Francisco 2,111 08/28/2013 $2,200,000
464 Duncan St, San Francisco 2,025 08/08/2023
1442 Sanchez St, San Francisco 1,558 04/10/2026 $4,600,000
Show More

Nearby ZIP Codes for 406 Duncan Street, San Francisco

Not sure if we cover all the data-points you need? View sample full report View sample full report