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10521 Mills Avenue, Whittier, CA 90604 Property Information

10521 Mills Avenue, Whittier, CA 90604 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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10521 Mills Avenue, Whittier, CA 90604
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Address

Primary address 10521 Mills Avenue, Whittier
Alternate address(es) 10523 Mills Ave
10525 Mills Ave
10529 Mills Ave
Zip code 90604
County Los Angeles

Sales & Tax Overview for 10521 Mills Avenue, Whittier

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

Sale date 10/22/1999
Sale price $410,004
Arm's length
Current property tax $13,465

Lot & Building Information for 10521 Mills Avenue, Whittier

Building sqft 4,106
Total sqft 7,170
Building class Five or More Apartments or Units - 4 Stories or Less (0500)
Acreage 0.951 i
Buildings on lot 7
Units 7
Stories 4
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
Weed hazard No
School district South Whittier Elementary School District

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Other Property Data for 10521 Mills Avenue, Whittier

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About 10521 Mills Avenue, Whittier

How many square feet does 10521 Mills Avenue, Whittier, CA 90604 have?

This Five or More Apartments or Units - 4 Stories or Less (0500) located at 10521 Mills Avenue, Whittier, CA 90604 has a total of 4,106 square feet.

What is the assessed value of 10521 Mills Avenue, Whittier, CA 90604 and the property tax paid?

Assessed at $851,696, the tax amount paid for 10521 Mills Avenue, Whittier, CA 90604 is $9,943.

When was 10521 Mills Avenue, Whittier, CA 90604 last sold?

10521 Mills Avenue, Whittier, CA 90604 was last sold in 05/02/2014.

How many residential units does this building have?

This building has 7 residential unit(s).

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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Past Sales & Property History for 10521 Mills Avenue, Whittier

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Purchase date Purchase price Buyer name Seller name
10/22/1999 $410,004

Title Documents for 10521 Mills Avenue, Whittier

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
07/11/2024 Financing Statement
07/11/2024 Assignment of Rents
Financing Statement
Trust Deed
05/02/2014 Grant Deed
(File correction - Single parcel sale)
08/13/2008 Reconveyance
Substitution Trustee
06/26/2008 Assignment of Rents
06/26/2008 Assignment of Rents
Financing Statement
Trust Deed
11/22/2005 Deed
08/01/2005 Trust Deed
08/01/2005 Deed
10/22/1999 Deed
(Sale for consideration - full DTT - Single parcel sale)
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R: Recorded date
D: Document date

Property Taxes for 10521 Mills Avenue, Whittier

Access detailed property tax data for 10521 Mills Avenue, Whittier, CA 90604. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $9,944
Current property tax $13,465
Market value $851,696

Special Assessments And Penalties for 10521 Mills Avenue, Whittier

Special Assessments

Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments are applicable for this property.

Code Description Tax levied
35071 Central Basin Mwd Standby Charge
00311 County Library Services
06218 County Sanitation District #18
06181 Greater L.A. County Vector Control District
03694 La County Regional Park And Open Space District

Assessment History for 10521 Mills Avenue, Whittier

Here's the assessment & property tax history for 10521 Mills Avenue, Whittier, 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 $851,696 1.1675 $9,944 +4.76%
2024-2025 $834,997 1.1367 $9,491 +3.49%
2023-2024 $818,625 1.1203 $9,171 -1.02%
2022-2023 $802,574 1.1545 $9,266 +2.05%
2021-2022 $786,838 1.154 $9,080 +1.11%

Permits for 10521 Mills Avenue, Whittier

The complete history of permits filed for 10521 Mills Avenue, Whittier, including new construction or demolition permits, complaints, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Data not available for this property.

Whittier residential market stats

Median Sale Price
$860,500
1.7% YoY
Median Price/Sqft
$566
0.7% YoY
Los Angeles County Median Sale Price
$889,500
1.7% YoY

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

Check out recently sold homes in Whittier and see how their prices compare.

Demographics By Zip Code

Total population 39,378
Median age 36
Average household income $117,451
Family households 79.6%
Occupied housing units 11,630
Owner occupied units 63.8%
Average number of people per household 3
Median year structure built 1960
Median value for units with a mortgage $683,500
Median value for units without a mortgage $687,400

Risk

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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

Transportation

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Neighbors for 10521 Mills Avenue, Whittier

Here are the neighbors for 10521 Mills Avenue, Whittier.

Address Square feet Purchase date Purchase price
13757 Trumball St, Whittier 1,574 11/12/2009
13751 Trumball St, Whittier 1,218 09/28/2009
13733 Trumball St, Whittier 1,834 08/03/2005
10443 Mills Ave, Whittier 1,530 12/10/2004 $404,004
13721 Trumball St, Whittier 904 03/02/1992
10400 Gunn Ave, Whittier 780 05/29/2019 $600,000
13844 Cornishcrest Rd, Whittier 1,396 06/10/2021
13828 Cornishcrest Rd, Whittier 1,585 06/14/2021
13850 Cornishcrest Rd, Whittier 1,144 04/22/2024
13715 Trumball St, Whittier 1,112 08/04/1994 $145,000
13822 Cornishcrest Rd, Whittier 1,144 02/14/2020
13816 Cornishcrest Rd, Whittier 1,467 06/30/2017 $472,000
13739 Trumball St, Whittier 2,103 03/19/2003
13709 Trumball St, Whittier 1,342 11/10/2022 $715,000
13745 Trumball St, Whittier 1,135 06/07/2012 $283,500
13727 Trumball St, Whittier 1,170 07/09/2021
10541 Mills Ave, Whittier 1,374 10/06/2025 $760,000
10501 Mills Ave, Whittier 2,778
13838 Cornishcrest Rd, Whittier 828 05/12/2022
13834 Cornishcrest Rd, Whittier 1,276 01/09/2003

Nearby ZIP Codes for 10521 Mills Avenue, Whittier

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