NOT LISTED FOR SALE

850 Shell Ave Martinez, CA 94553

Estimated Value: $625,000 - $697,000

3 Beds
2 Baths
1,148 Sq Ft
$576/Sq Ft Est. Value

Sale Details

Date Sold: July 26, 2023

Last sale price $650,000 $566 Per Sq Ft

Est. 2% increase in value since last sale

Current estimated payment $4,288 / mo

7 Days on Market

Highlights

  • Updated Kitchen
  • Secluded Lot
  • Cottage
  • Morello Park Elementary School Rated A
  • No HOA
  • 1 Car Attached Garage

About This Home

As of July 2023

View of Mt Diablo awaits you in this serene residence. Freshly painted, new flooring, just waiting for you. Enjoy dining in your modern kitchen. Mature trees and ample yard space for your outdoor enjoyment.

Last Agent to Sell the Property

Ronald Poropat

Bhhs Drysdale Properties License #00711888 Listed on: 06/23/2023

Bhhs Drysdale Properties

Last Buyer's Agent

Carol Nassar

Dudum Real Estate Group License #02042940

Dudum Real Estate Group

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1973

Lot Details

  • 4,680 Sq Ft Lot
  • Secluded Lot
  • Rectangular Lot
  • Back and Front Yard

Parking

  • 1 Car Attached Garage
  • Garage Door Opener

Home Design

  • Cottage
  • Shingle Roof
  • Stucco

Interior Spaces

  • 1-Story Property
  • Linoleum Flooring

Kitchen

  • Updated Kitchen
  • Eat-In Kitchen
  • Dishwasher

Bedrooms and Bathrooms

  • 3 Bedrooms
  • 2 Full Bathrooms

Laundry

  • Laundry in Garage
  • Washer and Dryer Hookup

Utilities

  • Cooling System Mounted To A Wall/Window
  • Forced Air Heating System

Community Details

  • No Home Owners Association
  • Contra Costa Association

Listing and Financial Details

  • Assessor Parcel Number 3751330139

Home Details

Home Type

Single Family

Year Built

Built in 1973

Lot Details

4,680 Sq Ft Lot

Parking

1

Listing Details

  • Stories: 1
  • Year Built: 1973
  • Property Sub Type: Single Family Residence
  • Prop. Type: Residential
  • Lot Size Acres: 0.11
  • Subdivision Name: Other
  • Directions: Shell Av.
  • Architectural Style: Cottage
  • Carport Y N: No
  • Garage Yn: Yes
  • Unit Levels: One Story
  • New Construction: No
  • ResoPropertyType: Residential
  • ResoBuildingAreaSource: PublicRecords
  • Special Features: None

Interior Features

  • Flooring: Linoleum
  • Appliances: Dishwasher, Refrigerator
  • Full Bathrooms: 2
  • Total Bedrooms: 3
  • Fireplace Features: None
  • Fireplace: No
  • Interior Amenities: No Additional Rooms, Eat-in Kitchen, Updated Kitchen
  • Window Features: Window Coverings
  • Room Kitchen Features: Dishwasher, Eat In Kitchen, Refrigerator, Updated Kitchen

Exterior Features

  • Roof: Shingle
  • Lot Features: Regular, Secluded
  • Pool Features: None
  • Pool Private: No
  • Construction Type: Stucco
  • Exterior Features: Back Yard, Front Yard
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 1
  • Attached Garage: Yes
  • Covered Parking Spaces: 1
  • Parking Features: Attached, Garage Door Opener

Utilities

  • Heating: Forced Air
  • Cooling: Wall/Window Unit(s)
  • Laundry Features: Hookups Only, In Garage
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar
  • Sewer: Public Sewer
  • Water Source: Public

Condo/Co-op/Association

  • Association Name: CONTRA COSTA
  • Association: No

Lot Info

  • Lot Size Sq Ft: 4680
  • Parcel Number: 3751330139
  • ResoLotSizeUnits: Acres

Ownership 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 Name Owned For Owner Type

Purchase Details

Listed on
Jun 23, 2023
Closed on
Jul 18, 2023
Sold by
Bought by
Seller's Agent
Ronald Poropat
Bhhs Drysdale Properties
Buyer's Agent
Carol Nassar
Dudum Real Estate Group
List Price
$629,000
Sold Price
$650,000
Premium/Discount to List
$21,000
3.34%
Views
37
Current Estimated Value
$661,733

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$11,733
Avg. Annual Appreciation
0.61%
Original Mortgage
$638,226
Outstanding Balance
$619,468
Interest Rate
6.69%
Mortgage Type
FHA
Estimated Equity
$42,265

Purchase Details

Closed on
Mar 9, 2007
Sold by
Bought by

Purchase Details

Closed on
Jun 17, 1997
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$71,000
Interest Rate
7.94%
Mortgage Type
Purchase Money Mortgage
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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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

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
$650,000 Orange Coast Title Company Of
-- None Available
-- None Available
-- Golden California Title Co
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 $638,226
Previous Owner $71,000
Source: Public Records

Property 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 Event Price List to Sale Price per Sq Ft
02/04/2025 02/04/25 Off Market $650,000 -- --
07/26/2023 07/26/23 Sold $650,000 +3.3% $566 / Sq Ft
06/30/2023 06/30/23 Pending -- -- --
06/23/2023 06/23/23 For Sale $629,000 -- $548 / Sq Ft
Source: Contra Costa Association of REALTORS®

Tax 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.

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 $8,812 $663,000 $438,600 $224,400
2024 $1,711 $650,000 $430,000 $220,000
2023 $1,711 $73,845 $14,010 $59,835
2022 $1,623 $72,398 $13,736 $58,662
2021 $1,533 $70,979 $13,467 $57,512
2019 $1,394 $68,875 $13,068 $55,807
2018 $1,341 $67,525 $12,812 $54,713
2017 $1,312 $66,202 $12,561 $53,641
2016 $1,274 $64,905 $12,315 $52,590
2015 $1,256 $63,932 $12,131 $51,801
2014 $1,233 $62,681 $11,894 $50,787
Source: Public Records

Agents Affiliated with this Home

  • R

    Seller's Agent in 2023

    Ronald Poropat

    BHHS Drysdale

    (925) 366-5040

    8 Total Sales

    Ronald Poropat
    Section Image
  • Carol Nassar

    Buyer's Agent in 2023

    Carol Nassar

    Dudum Real Estate Group

    (925) 788-9847

    29 Total Sales

    Carol Nassar
    Section Image
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Map

Source: Contra Costa Association of REALTORS®

MLS Number: 41031229

Contra Costa Association of REALTORS®

APN: 375-133-013-9

California Contra Costa County Martinez 94553

850 Shell Ave, Martinez, 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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