NOT LISTED FOR SALE

1201 Illinois Ct Concord, CA 94521

The Highlands Neighborhood

Estimated Value: $813,000 - $929,644

6 Beds
3 Baths
2,128 Sq Ft
$400/Sq Ft Est. Value

Sale Details

Date Sold: October 22, 2025

Last sale price $820,000 $385 Per Sq Ft

Est. 4% increase in value since last sale

Current estimated payment $4,777 / mo

13 Days on Market

Highlights

  • Solar Power System
  • No HOA
  • Solar Water Heater
  • Mt. Diablo Elementary School Rated A-
  • 2 Car Attached Garage
  • Forced Air Heating and Cooling System

About This Home

As of October 2025

Amazing potential! This spacious 6 bedroom, 3 bathroom one-story home with 2,128 sq. ft. sits on a huge lot in a sought after neighborhood, located on a residential court. The single-level floor plan offers wonderful living space with a living room, dining room, and family room, creating multiple gathering areas. With six bedrooms, the home is perfect for multi-generational living, working from home, or hosting guests. New garage door. The home offers plenty of opportunities to personalize and modernize to your taste. The expansive lot allows endless possibilities for outdoor living, gardening, play areas, or future enhancements. Close to top-rated schools, parks, shopping, dining, and commute routes. A long-time family home, now ready for its next chapter—an exciting chance to own one of the largest single-level homes in the area!

Last Agent to Sell the Property

Karen Heisinger

Re/max Accord License #02111917 Listed on: 09/17/2025

Re/max Accord

Last Buyer's Agent

Colin Humber

Twin Oaks Real Estate Inc. License #02141225

Twin Oaks Real Estate Inc.

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1969

Lot Details

  • 11,680 Sq Ft Lot

Parking

  • 2 Car Attached Garage
  • Garage Door Opener

Home Design

  • Composition Shingle Roof
  • Wood Siding
  • Stucco

Interior Spaces

  • 1-Story Property
  • Self Contained Fireplace Unit Or Insert
  • Family Room with Fireplace

Kitchen

  • Built-In Oven
  • Electric Cooktop
  • Dishwasher

Flooring

  • Parquet
  • Carpet
  • Linoleum

Bedrooms and Bathrooms

  • 6 Bedrooms
  • 3 Full Bathrooms

Laundry

  • Laundry in Garage
  • Washer and Dryer Hookup

Eco-Friendly Details

  • Solar Power System
  • Solar Water Heater

Utilities

  • Forced Air Heating and Cooling System
  • Gas Water Heater

Community Details

  • No Home Owners Association

Listing and Financial Details

  • Assessor Parcel Number 1203800261

Home Details

Home Type

Single Family

Year Built

Built in 1969

Lot Details

0.27 Acres

Parking

2

Listing Details

  • Stories: 1
  • Year Built: 1969
  • Property Sub Type: Detached
  • Prop. Type: Residential
  • Subdivision Name: Not Listed
  • Directions: Louisiana to Illionis Ct.
  • Architectural Style: Ranch
  • Garage Yn: Yes
  • Unit Levels: One Story
  • New Construction: No
  • Power Production Type: Photovoltaics
  • Special Features: None

Interior Features

  • Flooring: Linoleum, Parquet, Carpet
  • Appliances: Solar Hot Water, Dishwasher, Electric Range, Oven, Gas Water Heater
  • Full Bathrooms: 3
  • Total Bedrooms: 6
  • Fireplace Features: Family Room, Insert
  • Fireplaces: 1
  • Fireplace: Yes
  • Room Kitchen Features: Laminate Counters, Dishwasher, Electric Range/Cooktop, Oven Built-in, Pantry

Exterior Features

  • Roof: Composition Shingles
  • Lot Features: Court, Level, Premium Lot
  • Pool Features: None
  • Pool Private: No
  • Construction Type: Stucco, Wood Siding
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 2
  • Parking Features: Attached, Garage Door Opener

Utilities

  • Heating: Forced Air
  • Cooling: Central Air
  • Laundry Features: Hookups Only, In Garage
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Water Source: Public

Condo/Co-op/Association

  • Association: No

Lot Info

  • Lot Size Sq Ft: 11680
  • Parcel Number: 1203800261

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Sep 17, 2025
Closed on
Oct 21, 2025
Sold by
Pavlov Maria
Bought by
Israeli Yonatan
Seller's Agent
Karen Heisinger
Re/max Accord
Buyer's Agent
Colin Humber
Twin Oaks Real Estate Inc.
List Price
$785,000
Sold Price
$820,000
Premium/Discount to List
$35,000
4.46%
Views
49
Current Estimated Value
$851,661

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$31,661
Avg. Annual Appreciation
7.13%
Original Mortgage
$656,000
Outstanding Balance
$656,000
Interest Rate
6.35%
Mortgage Type
New Conventional
Estimated Equity
$195,661

Purchase Details

Listed on
Sep 17, 2025
Closed on
Oct 16, 2025
Sold by
Mecklenburg Jack Ernst and Mec Frances
Bought by
Israeli Yonatan
Seller's Agent
Karen Heisinger
Re/max Accord
Buyer's Agent
Colin Humber
Twin Oaks Real Estate Inc.
List Price
$785,000
Sold Price
$820,000
Premium/Discount to List
$35,000
4.46%
Views
49

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$656,000
Outstanding Balance
$656,000
Interest Rate
6.35%
Mortgage Type
New Conventional
Estimated Equity
$195,661

Purchase Details

Closed on
Jul 6, 2017
Sold by
Mecklenburg Jack E and Mecklenburg Frances L
Bought by
Mecklenburg Jack Ernst and Mecklenburg Frances L

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$218,000
Interest Rate
4.02%
Mortgage Type
New Conventional

Purchase Details

Closed on
Jun 23, 2017
Sold by
Mecklenburg Jack E and Mecklenburg Frances L
Bought by
Mecklenburg Jack E and Mecklenburg Frances L

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$218,000
Interest Rate
4.02%
Mortgage Type
New Conventional
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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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
Israeli Yonatan -- Old Republic Title
Israeli Yonatan $820,000 Old Republic Title
Mecklenburg Jack Ernst -- None Available
Mecklenburg Jack E -- Old Republic Title Company
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
Open Israeli Yonatan $656,000
Previous Owner Mecklenburg Jack E $218,000
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
10/22/2025 10/22/25 Sold $820,000 +2.6% $385 / Sq Ft
09/30/2025 09/30/25 Pending -- -- --
09/18/2025 09/18/25 Price Changed $799,000 +1.8% $375 / Sq Ft
09/17/2025 09/17/25 For Sale $785,000 -- $369 / Sq Ft
Source: Contra Costa Association of REALTORS®

Tax History

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 $2,021 $98,337 $37,722 $60,615
2024 $1,887 $96,410 $36,983 $59,427
2023 $1,887 $94,520 $36,258 $58,262
2022 $1,834 $92,668 $35,548 $57,120
2021 $1,767 $90,851 $34,851 $56,000
2019 $1,715 $88,158 $33,818 $54,340
2018 $1,636 $86,430 $33,155 $53,275
2017 $1,563 $84,736 $32,505 $52,231
2016 $1,487 $83,075 $31,868 $51,207
2015 $1,433 $81,828 $31,390 $50,438
2014 $1,373 $80,226 $30,776 $49,450
Source: Public Records

Agents Affiliated with this Home

  • Karen Heisinger

    Seller's Agent in 2025

    Karen Heisinger

    RE/MAX

    (925) 471-2102

    6 in this area

    76 Total Sales

    Karen Heisinger
    Section Image
  • Colin Humber

    Buyer's Agent in 2025

    Colin Humber

    Twin Oaks Real Estate Inc.

    (408) 892-7600

    1 in this area

    55 Total Sales

    Colin Humber
    Section Image
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Map

Source: Contra Costa Association of REALTORS®

MLS Number: 41111912

Contra Costa Association of REALTORS®

APN: 120-380-026-1

California Contra Costa County Concord 94521 The Highlands

1201 Illinois Ct, Concord, CA

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Contra Costa Association of REALTORS® Bay East ©2026. BridgeMLS ©2026, CCAR ©2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, BridgeMLS or CCAR MLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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