NOT LISTED FOR SALE

21 Columbia Ct Walnut Creek, CA 94598

Northgate Neighborhood

Estimated Value: $1,916,000 - $2,146,000

5 Beds
4 Baths
2,729 Sq Ft
$742/Sq Ft Est. Value

Last Sold April 14, 2023

Last sale price $1,937,000 $710 Per Sq Ft

Est. 5% increase in value since last sale

Current estimated payment $12,620/month

7 Days on Market

Highlights

  • Parking available for a boat
  • Solar Heated In Ground Pool
  • Updated Kitchen
  • Walnut Acres Elementary School Rated A-
  • Solar Power System
  • Fireplace in Primary Bedroom

About This Home

As of April 2023

Fantastic 5 bedroom 4 full bath home on a court in the coveted Northgate area. Remodeled kitchen with cement countertops (super cool) and other smart updates, with "under the hood" items like newer HVAC & Whole House Fan. Versatile floorplan with 2 Master Suites, one downstairs and one upstairs. Another full bed/bath down & 2 more beds and 1 more bath up. Entertainers delight with a wonderful pool and multiple patio dining areas plus a fire pit area and night LED lighting. Level grass area and Boat/RV Parking behind gated side yard. Owned Solar for the home. Owned Pool Solar. Rare find, Rare Opportunity!

Last Agent to Sell the Property

Todd Scheid

Compass License #01192186 Listed on: 03/24/2023

Compass

Last Buyer's Agent

Unhei Kang

The Grubb Co. Inc. License #01825446

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $22,599

Year Built

  • Built in 1966

Lot Details

  • 0.29 Acre Lot
  • Cul-De-Sac
  • Fenced
  • Corner Lot
  • Front and Back Yard Sprinklers
  • Back and Front Yard

Parking

  • 2 Car Direct Access Garage
  • Garage Door Opener
  • Parking Lot
  • Parking available for a boat
  • RV or Boat Parking

Home Design

  • Traditional Architecture
  • Shingle Roof
  • Stucco

Interior Spaces

  • 2-Story Property
  • Wood Burning Fireplace
  • Self Contained Fireplace Unit Or Insert
  • Brick Fireplace
  • Gas Fireplace
  • Family Room Off Kitchen
  • Living Room with Fireplace
  • 2 Fireplaces
  • Dining Area

Kitchen

  • Updated Kitchen
  • Breakfast Bar
  • Built-In Range
  • Plumbed For Ice Maker
  • Dishwasher
  • Kitchen Island
  • Solid Surface Countertops
  • Disposal

Flooring

  • Wood
  • Laminate
  • Tile

Bedrooms and Bathrooms

  • 5 Bedrooms
  • Fireplace in Primary Bedroom
  • In-Law or Guest Suite
  • 4 Full Bathrooms

Laundry

  • Laundry in Garage
  • Dryer
  • Washer

Home Security

  • Carbon Monoxide Detectors
  • Fire and Smoke Detector

Eco-Friendly Details

  • Solar Power System
  • Solar owned by seller

Pool

  • Solar Heated In Ground Pool
  • Gunite Pool
  • Outdoor Pool
  • Pool Sweep

Outdoor Features

  • Shed

Utilities

  • Zoned Heating and Cooling
  • Gas Water Heater

Community Details

  • No Home Owners Association
  • Contra Costa Association
  • Northgate Subdivision, Expanded & Remodeled Floorplan

Listing and Financial Details

  • Assessor Parcel Number 1422750149

Home Details

Home Type

Single Family

Est. Annual Taxes

$22,599

Year Built

Built in 1966

Lot Details

0

Parking

2

Listing Details

  • Stories: 2
  • Year Built: 1966
  • Property Sub Type: Single Family Residence
  • Prop. Type: Residential
  • Lot Size Acres: 0.29
  • Subdivision Name: NORTHGATE
  • Directions: Cafeto to Columbia Court
  • Architectural Style: Traditional
  • Carport Y N: No
  • Garage Yn: Yes
  • Unit Levels: Two Story
  • New Construction: No
  • Power Production Type: Photovoltaics
  • ResoPropertyType: Residential
  • ResoBuildingAreaSource: PublicRecords
  • Special Features: VirtualTour

Interior Features

  • Flooring: Hardwood, Laminate, Tile
  • Appliances: Dishwasher, Disposal, Gas Range, Plumbed For Ice Maker, Range, Refrigerator, Washer, Gas Water Heater
  • Full Bathrooms: 4
  • Total Bedrooms: 5
  • Fireplace Features: Brick, Insert, Living Room, Master Bedroom, Wood Burning, Gas Piped
  • Fireplaces: 2
  • Fireplace: Yes
  • Interior Amenities: Dining Area, Family Room, In-Law Floorplan, Kitchen/Family Combo, Storage, Breakfast Bar, Counter - Solid Surface, Kitchen Island, Updated Kitchen
  • Room Kitchen Features: Breakfast Bar, Counter - Solid Surface, Dishwasher, Garbage Disposal, Gas Range/Cooktop, Ice Maker Hookup, Island, Range/Oven Built-in, Refrigerator, Updated Kitchen

Exterior Features

  • Roof: Shingle
  • Fencing: Fenced
  • Lot Features: Corner Lot, Cul-De-Sac, Level, Premium Lot
  • Pool Features: Gunite, In Ground, Pool Sweep, Solar Heat, Solar Pool Owned, Outdoor Pool
  • Pool Private: Yes
  • Construction Type: Stucco
  • Exterior Features: Backyard, Back Yard, Front Yard, Side Yard, Sprinklers Automatic, Sprinklers Back, Sprinklers Front, Yard Space
  • Other Structures: Shed(s)
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 2
  • Attached Garage: Yes
  • Covered Parking Spaces: 2
  • Parking Features: Attached, Garage, Int Access From Garage, RV/Boat Parking, Side Yard Access, Enclosed, Parking Lot, Boat, Garage Door Opener

Utilities

  • Heating: Zoned
  • Utilities: All Public Utilities
  • Cooling: Zoned
  • Laundry Features: Dryer, In Garage, Washer
  • Security: Carbon Monoxide Detector(s), Smoke Detector(s)
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: Photovoltaics Seller Owned
  • Sewer: Public Sewer
  • Water Source: Public

Condo/Co-op/Association

  • Association Name: CONTRA COSTA
  • Association: No

Lot Info

  • Lot Size Sq Ft: 12600
  • Parcel Number: 1422750149
  • ResoLotSizeUnits: Acres

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Mar 24, 2023
Closed on
Mar 18, 2023
Sold by
Ronhaar Ryan and Ronhaar Julie
Bought by
Anthony Pengyuan Chen 2019 Irrevocable Trust
Seller's Agent
Todd Scheid
Compass
Buyer's Agent
Unhei Kang
The Grubb Co. Inc.
List Price
$1,895,000
Sold Price
$1,937,000
Premium/Discount to List
$42,000
2.22%
Views
46
Current Estimated Value
$2,025,169

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$88,169
Avg. Annual Appreciation
1.82%

Purchase Details

Closed on
Jul 21, 2021
Sold by
Ronhaar Ryan and Ronhaar Julie
Bought by
Ronhaar Ryan and Ronhaar Julie

Purchase Details

Closed on
Mar 9, 2021
Sold by
Ronhaar Ryan and Ronhaar Julie
Bought by
Ronhaar Ryan and Ronhaar Julie

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$538,000
Interest Rate
3.05%
Mortgage Type
New Conventional

Purchase Details

Closed on
Mar 20, 2018
Sold by
Burdette Christopher E and Burdette Helen
Bought by
Ronhaar Ryan and Ronhaar Julie

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$605,000
Interest Rate
4.38%
Mortgage Type
New Conventional

Purchase Details

Closed on
Sep 4, 2014
Sold by
States John J and States Sara L
Bought by
Burdette Christopher E and Burdette Helen

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$643,350
Interest Rate
4.1%
Mortgage Type
New Conventional

Purchase Details

Closed on
Sep 28, 1994
Sold by
States John J and States Sara L
Bought by
States John J and States Sara L
Source: Public Records

Range of Values:

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Average Value
Not Available
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

Date Buyer Sale Price Title Company
Anthony Pengyuan Chen 2019 Irrevocable Trust $1,937,000 Lennar Title
Ronhaar Ryan -- Lennar Title
Ronhaar Ryan -- None Available
Ronhaar Ryan -- California Members Title Co
Ronhaar Ryan $1,285,000 Old Republic Title Company
Burdette Christopher E $1,050,000 Old Republic Title Company
States John J -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Ronhaar Ryan $538,000
Previous Owner Ronhaar Ryan $605,000
Previous Owner Burdette Christopher E $643,350
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
02/04/2025 02/04/25 Off Market $1,937,000 -- --
04/14/2023 04/14/23 Sold $1,937,000 +2.2% $710 / Sq Ft
03/31/2023 03/31/23 Pending -- -- --
03/24/2023 03/24/23 For Sale $1,895,000 -- $694 / Sq Ft
Source: Contra Costa Association of REALTORS®

Tax History Compared to Growth

Source: Public Records

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 $22,599 $2,015,254 $1,186,056 $829,198
2024 $16,298 $1,975,740 $1,162,800 $812,940
2023 $16,298 $1,405,332 $984,280 $421,052
2022 $16,156 $1,377,778 $964,981 $412,797
2021 $15,804 $1,350,763 $946,060 $404,703
2019 $15,501 $1,310,700 $918,000 $392,700
2018 $13,061 $1,109,076 $739,385 $369,691
2017 $12,656 $1,087,331 $724,888 $362,443
2016 $12,370 $1,066,012 $710,675 $355,337
2015 $12,299 $1,050,000 $700,000 $350,000
2014 $2,383 $168,993 $38,454 $130,539
Source: Public Records

Agents Affiliated with this Home

  • Todd Scheid

    Seller's Agent in 2023

    Todd Scheid

    Compass

    (925) 323-6150

    1 in this area

    33 Total Sales

    Todd Scheid
    Section Image
  • Unhei Kang

    Buyer's Agent in 2023

    Unhei Kang

    The Grubb Co. Inc.

    (510) 816-6999

    1 in this area

    57 Total Sales

    Unhei Kang
    Section Image
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Map

Source: Contra Costa Association of REALTORS®

MLS Number: 41022374

Contra Costa Association of REALTORS®

APN: 142-275-014-9

California Contra Costa County Walnut Creek 94598 Northgate

21 Columbia Ct, Walnut Creek, CA

This home is located at 21 Columbia Ct, Walnut Creek, CA 94598 since 24 March 2023 and is currently estimated at $2,025,169, approximately $742 per square foot. This property was built in 1966. 21 Columbia Ct is a home located in Contra Costa County with nearby schools including Walnut Acres Elementary School, Foothill Middle School, and Northgate High School.

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Contra Costa Association of REALTORS® Bay East ©2025. BridgeMLS ©2025, CCAR ©2025. 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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