When was property at 9621 Mills Avenue built and last sold?

The property at 9621 Mills Avenue was built in 1954 and last sold on Jan 1, 1970 for $0.

How much is this home worth?

The estimated value of the home located at 9621 Mills Avenue is $0.

What are some comparable homes to 9621 Mills Avenue?

There are currently no comparable homes to 9621 Mills Avenue.

Montclair

91763

9621 Mills Ave

$630,000

● House - Off Market

9621 Mills Ave

Montclair, CA 91763

4 Beds

2 Baths

1,325 Ft²

$3,093

Est. Monthly

About This Property

***This property offers an excellent opportunity for investors or owner-occupants looking to renovate and add value***

Bring your vision and creativity to transform this 4 Bedroom 2 Bath home and make it your own. Spacious floorpan with fireplace, master bedroom, dinning area. Enjoy the nice size lot of 7,440 sqft with front and back yard, patio and plenty of room for parking, long driveway with (alley access)

2 Car Detached Garage and so much more! Conveniently located close to shopping centers and freeways!

***Don't miss this opportunity!***

Unit Size

1,325 Ft²

Days on Market

88 days

Land Size

0.17 acres

Price per sqft

$475

Property Type

House

Property Taxes

HOA Dues

Year Built

1954

Payment Calculator

Cap Rate Calculator

Last updated: 8 months ago (CRMLS #DW25275315)

Price History

Date / Event	Date	Event
Mar 10, 2026	Sold	Premium
Sold
Feb 4, 2026	In contract	-
In contract
Jan 17, 2026	Price Decreased	$629,900 ↓ $35K (5.3%)
Price Decreased
Dec 9, 2025	Listed by Century 21 Allstars	$665,000
Listed by Century 21 Allstars

Property Highlights

Garage

Fireplace

Building Info

Overview

General

Year Built: 1954

Effective Year Built: 1954
Building Count: 1
Total Rooms: 6
Bedroom Count: 4
Bathroom Count: 2
Full Bathrooms: 2
Partial Bathrooms: 2
Building Condition: 3
Building Quality: 7
Construction Type: 6
Building Style: 10
Exterior Walls Type: 12
Interior Walls Type: 0
Roof Shape Type: 0
Roof Cover Type: 2
Floor Count: 100
Living Units: 1
Floor Cover: 0
Basement Type: 0
Basement Area: 0
Garage Type: 4
Garage Square Area: 360
Parking Space Count: 2
Patio Type: 59
Porch Type: 137
Pool Type: 0
Location Influence Type: 226

Dimensions

Lot Size Square Feet: 7,440

Lot Size Depth Feet: 1,200
Lot Size Frontage Feet: 620
Total Building Area: 1,325
Gross Building Area: 1,325
Building Area: 1,325
Building Area Measurement: L

Heating and Cooling

Fireplace Count: 1

Air Conditioning: 6
Heating: 6
Heated Square Feet: 1,325
Heating Fuel Type: 0

Utilities

Sewer System: 1

Water Service: 2

Building

Building Type: 0

Property Class: R
Subdivision: TRACT NO 3906
Land Acres: 0000000171
Standard Land Use Code: 1001
County Land Use Code: 0510
Legal Description 1: TRACT 3906 LOT 2

Neighborhood

School District Name: Chaffey Joint Union High School District

Census Tract: 000203

Geography

Assessors Map Reference: 10-C6

District: 07
Subdivision Tract Number: 3906
Parcel: 1009-201-11-0000
Lot: 2
Municipality: ONTARIO
Latitude: 34.0795
Longitude: -117.711

Address

Full Address: 9621 Mills Ave

Address - House Number: 9621
Address - Street Name: Mills
Address - Suffix Type: Ave
State: CA
City Name: Montclair
Carrier Code: C008
4-Digit Zip Code: 2110
Zip Code: 91763

Valuation

Tax

Tax Year: 2022

Tax Amount: $257,561
Tax Rate Code Area: 011-008

Appraisal Valuation

Standard Deviation: 0.2009

Valuation Date: Jan 10, 2024
Confidence Score: 73
Final Value: 591,404
High Value: 710,233
Low Value: 472,574

Open Liens

Total Open Liens:

Premium

Total Open Liens Amount:

Premium
First Open Lien Mortgage Lender:

Premium
First Open Lien Mortgage Recording Date:

Premium
First Open Lien Mortgage Loan Amount:

Premium
First Open Lien Mortgage Term:

Premium
First Open Lien Mortgage Position:

Premium
First Open Lien Mortgage Loan Type:

Premium
First Open Lien Mortgage Loan Due Date:

Premium

Assessments Valuation

Assessed Year: 2023

Assessed Total Value: $239,199
Assessed Land Value: $112,263
Assessed Improvements Value: $126,936

Data used for valuation calculations is provided by RealtyHop, and other third party sources

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Comparables

About Montclair

Stats & Trends

Median Asking:

$660,000

Sale Price/ft²

$443

Below Asking

0.01%

Average Days on Market

Average Home Size

1713 ft²

Average Home Age

44.8 years

Currently For Sale

23 Listings

Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 1111 Harvard Avenue, CLAREMONT, CA, 91711

$5,500 /mo

3 Beds
3 Baths
2,238 ft²

1111 Harvard Avenue, CLAREMONT, CA, 91711 Listing by Scott Cheramie

Unit for rent at 215 11th Street, CLAREMONT, CA, 91711

$3,000 /mo

3 Beds
2 Baths
5,532 ft²

215 11th Street, CLAREMONT, CA, 91711 Listing by Scott Cheramie

Unit for rent at 9452 Rose Avenue, MONTCLAIR, CA, 91763

$2,700 /mo

2 Beds
1 Bath
920 ft²

9452 Rose Avenue #B, MONTCLAIR, CA, 91763 Listing by Maribel Gonzalez

Rentals Near You

Click here to view more rentals in the neighborhood.

Listed by: Irma Zamora, Century 21 Allstars
Last Updated: 8 months ago
Data Source: CRMLS, MLS# DW25275315

The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information

9621 Mills Ave

About This Property

Price History

Property Highlights

Building Info

Overview

Building

Neighborhood

Geography

Valuation

Comparables

About Montclair

Stats & Trends

Similar Homes for Sale

Nearby Rentals

Frequently Asked Questions