Los Angeles County  »  91711  »  W 12th St  »  143 W 12th St

143 West 12th Street, Claremont, CA 91711 - Property report

Also known as: 143 W 12th St

Property image for 143 West 12th Street, Claremont, CA 91711
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Property type

Double, Duplex or Two Units - 4 Stories or Less (0200)

Year built

1926

Acreage

0.224

General Information

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Address
Primary address
143 W 12th St
Claremont, CA 91711
Zip code
91711
County
Los Angeles
Municipality
Claremont

Owner

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Building
Property type
Double, Duplex or Two Units - 4 Stories or Less
Building sq. ft.
1,166
Buildings on lot
2
Stories
4 or less
Year built
1926
Last altered
Bedrooms
2
Bathrooms
1
HVAC
Floor/wall heating
Tax
Tax year
2025-2026
Property tax
$5,486
Tax per sq. ft.
$3
Zoning & use
Zoning
Historic Claremont 7,500 Sq Ft Min. (HC 7,500)
Units
2
Lot
Acreage
0.224

Area overview

Walk score
79 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
74 /100.  Very Bikeable
School district
Claremont Unified School District
Weed hazard
No
Ownership

Ownership information for 143 West 12th Street, Claremont, CA

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Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 143 West 12th Street, Claremont, CA 91711

No recently recorded sales for this property.

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Title documents

Date Type Amount Party 1 Party 2
01/23/2017 Trust Transfer Deed
(File correction - Single parcel sale)		 XXXXXXX XXXX XXXXXXX XXXX XXXXXXX
09/09/2016 Trust Transfer Deed XXXXXXX XXXX XXXXXXX XXXX XXXXXXX
12/29/2010 Deed
(File correction - Single parcel sale)		 XXXXXXX XXXX XXXXXXX XXXXXXX XXXX
10/01/2007 Deed XXXXXXX XXXX XXXXXXX XXXXXX XXXXXXXXX XXXXXX XXXXX
05/31/2007
05/31/2007 Deed XXXXXXX, XXXX & XXXX X XXXXXXX, XXXX & XXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 143 West 12th Street, Claremont, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Base tax
$5,486
Current property tax
$6,620
Tax per sq. ft.
$3
Recent tax assessments
Market value
$487,266
Land value
$343,809
Building value
$143,457

More about Los Angeles County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $487,266 1.1258 $5,486 +1.54%
2024-2025 $477,713 1.1309 $5,402 +2.18%
2023-2024 $468,347 1.1289 $5,287 +1.51%
2022-2023 $459,165 1.1344 $5,209 +1.26%
2021-2022 $450,163 1.1428 $5,144 +2.93%
2020-2021 $445,548 1.121642 $4,997 +4.14%
2019-2020 $428,248 1.120602 $4,799 +1.62%
2018-2019 $419,852 1.1248 $4,723 +2.76%
2017-2018 $411,621 1.1165 $4,596 +4.32%
2016-2017 $403,551 1.0916 $4,405 +1.50%

Special assessments & penalties for 143 West 12th Street, Claremont, CA

View all special assessments applicable for this property, including abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments.

Code Description Tax levied
12862 Claremont Abtmnt
84261 Claremont Unified School Dist Recreation Assmt Dist
06221 County Sanitation District #21
03694 La County Regional Park And Open Space District
00744 Los Angeles County Fire Department
03071 Los Angeles County Flood Control
00170 Los Angeles County Trauma/Emerg Srvs
33011 Mwd Water Standby Charge #2
00177 Safe, Clean Water Program Funding Measure W
06132 San Gabriel Valley Mosquito Abatement
36551 Three Valleys Mwd Standby Charge
Permits

Permit information for 143 West 12th Street, Claremont, CA

No recently recorded permits for this property.

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Neighborhood

Claremont residential market stats

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Median sale price

$965,000

0.5% Y-o-Y

Median price/sq. ft.

$553

3.8% Y-o-Y

Los Angeles county median sale price

$870,000

-0.6% Y-o-Y

Risk

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FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map
Crime incidents map

Transportation

Daily traffic map
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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Sycamore Elementary School 9 Public K-6 383 0.27
Our Lady of the Assumption School NR Private K-8 365 0.78
Mountain View Elementary School 4 Public K-6 418 0.80
Chaparral Elementary School 7 Public K-6 606 0.91
Condit Elementary School 7 Public K-6 628 0.93
Oakmont Elementary School 6 Public K-6 271 1.00
International Montessori Preschool NR Private PK-K 48 1.03
International Montessori Preschool NR Private PK-K 48 1.03
Montessori Academy of Claremont NR Private K-12 0 1.18
Foothill Country Day School NR Private PK-8 423 1.18
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Our Lady of the Assumption School NR Private K-8 365 0.78
El Roble Intermediate School 8 Public 7-8 946 0.93
American Christian Military Academy NR Private 7-12 10 0.94
Montessori Academy of Claremont NR Private K-12 0 1.18
Foothill Country Day School NR Private PK-8 423 1.18
Faith Christian Academy NR Private 1-12 56 1.41
Community Day School NR Public 7-12 0 1.54
Danbury Special Education School NR Public K-8 41 1.57
Claremont Adult NR Public 0 1.58
Serrano Middle School 8 Public 7-8 680 1.68
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Claremont High School 9 Public 9-12 2,256 0.63
American Christian Military Academy NR Private 7-12 10 0.94
Montessori Academy of Claremont NR Private K-12 0 1.18
Faith Christian Academy NR Private 1-12 56 1.41
San Antonio High (Continuation) School 4 Public 10-12 70 1.54
Community Day School NR Public 7-12 0 1.54
Claremont Adult NR Public 0 1.58
St Christopher-Joseph-Aquinas Academic Academy NR Private 7-12 31 1.79
The Webb Schools NR Private 9-12 406 1.90
Pomona High School 4 Public 9-12 1,174 2.00

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 143 West 12th Street, Claremont, CA

133 W 12th St, Claremont 1630 Tulane Rd, Claremont 4326 Piedmont Mesa Dr, Claremont 4263 LA Junta Dr, Claremont 386 Brooks Ave, Claremont 140 Claremont Blvd, Claremont 160 Claremont Blvd, Claremont 615 Gayville Dr, Claremont 150 Claremont Blvd, Claremont 130 Claremont Blvd, Claremont 1250 Harvard Ave, Claremont 428 W 8th St, Claremont 261 Harrison Ave, Claremont 388 Brooks Ave, Claremont 641 Blanchard Pl, Claremont 1229 N Dartmouth Ave, Claremont 135 W 12th St, Claremont

Nearby ZIP codes for 143 West 12th Street, Claremont, CA

91724, Los Angeles County, CA 91750, Los Angeles County, CA 91759, Los Angeles County, CA 91768, Los Angeles County, CA 91773, Los Angeles County, CA

Frequently asked questions

What is the year built for 143 West 12th Street, Claremont, CA 91711?

The development at 143 West 12th Street, Claremont, CA 91711 was built in 1926.

What is the total square footage of 143 West 12th Street, Claremont, CA 91711?

143 West 12th Street, Claremont, CA 91711 has a total of 1,166 square feet.

What is the assessed value of 143 West 12th Street, Claremont, CA 91711?

143 West 12th Street, Claremont, CA 91711 is currently assessed at $487,266.

What are the property taxes for 143 West 12th Street, Claremont, CA 91711?

The property taxes for 143 West 12th Street, Claremont, CA 91711 total $5,485.

How many residential units does this building have?

This building has 2 residential unit(s).

Disclaimer

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