NOT LISTED FOR SALE

678 Douglas Ave San Marcos, CA 92069

Estimated Value: $738,000 - $765,363

4 Beds
2 Baths
1,388 Sq Ft
$542/Sq Ft Est. Value

About This Home

Opportunity in a Prime San Marcos Location! This single-story 4-bedroom, 2-bath home sits on a 10,000 sq ft lot, offering exceptional flexibility and potential. In addition to the main residence, the property includes a permitted detached structure currently used as a private gym, providing ideal space for a home fitness studio, office, hobby room, or creative workspace. The functional floor plan features a living room with a fireplace, creating a warm and inviting gathering space. RV parking and three additional storage sheds, providing abundant space for vehicles, equipment, and storage. A large 2-car garage, generous outdoor areas, and appliances included add to the home’s overall appeal. Conveniently located near neighborhood schools, parks, shopping, and dining, this property offers a rare chance to add value in an established San Marcos community.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Dec 28, 2021
Sold by
Choi Wai Lam
Bought by
Zhang Ying
Current Estimated Value
$751,841

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$554,400
Outstanding Balance
$523,245
Interest Rate
5.75%
Mortgage Type
New Conventional
Estimated Equity
$228,596

Purchase Details

Closed on
Dec 20, 2021
Sold by
Gruneisen Anita L and The Anita L Gruneisen Living T
Bought by
Zhang Ying

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$554,400
Outstanding Balance
$523,245
Interest Rate
5.75%
Mortgage Type
New Conventional
Estimated Equity
$228,596

Purchase Details

Closed on
Apr 7, 2011
Sold by
J D Lighthouse Llc
Bought by
Gruneisen Anita L

Purchase Details

Closed on
Feb 3, 2011
Sold by
Cazarez Jose
Bought by
J D Lighthouse Llc

Purchase Details

Closed on
Nov 2, 2006
Sold by
Wells Fargo Bank Na
Bought by
Cazarez Jose

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$96,000
Interest Rate
6.05%
Mortgage Type
Stand Alone Second

Purchase Details

Closed on
Sep 18, 2006
Sold by
Flores Virgilio Carreno
Bought by
Wells Fargo Bank Na

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$384,000
Interest Rate
7.49%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Nov 19, 2004
Sold by
Carreno Angela H
Bought by
Flores Virgilio Carreno

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$487,000
Interest Rate
8.55%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Nov 4, 2004
Sold by
Best Randall
Bought by
Carreno Flores Virgilio

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$487,000
Interest Rate
8.55%
Mortgage Type
Purchase Money Mortgage
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

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ICE

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First American

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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
Zhang Ying -- First American Title Company
Zhang Ying $700,000 First American Ttl San Diego
Gruneisen Anita L $290,000 Fidelity National Title
J D Lighthouse Llc $238,000 None Available
Cazarez Jose $480,000 First American Title Ins Co
Wells Fargo Bank Na $450,000 None Available
Flores Virgilio Carreno -- Southland Title Company
Carreno Flores Virgilio $487,000 Southland Title Company
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Open Zhang Ying $554,400
Previous Owner Cazarez Jose $96,000
Previous Owner Cazarez Jose $384,000
Previous Owner Carreno Flores Virgilio $487,000
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
01/12/2026 01/12/26 Pending -- -- --
01/07/2026 01/07/26 For Sale $745,000 -- $537 / Sq Ft

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 $7,995 $742,736 $461,014 $281,722
2024 $7,995 $728,174 $451,975 $276,199
2023 $7,846 $713,897 $443,113 $270,784
2022 $7,739 $699,900 $434,425 $265,475
2021 $3,861 $343,239 $213,047 $130,192
2020 $3,825 $339,721 $210,863 $128,858
2019 $3,782 $333,061 $206,729 $126,332
2018 $3,662 $326,531 $202,676 $123,855
2017 $133 $320,129 $198,702 $121,427
2016 $3,536 $313,853 $194,806 $119,047
2015 $3,485 $309,139 $191,880 $117,259
2014 $3,405 $303,085 $188,122 $114,963
Source: Public Records

Agents Affiliated with this Home

  • Michelle Ferry-Cronin

    Seller's Agent in 2026

    Michelle Ferry-Cronin

    eXp Realty of Southern CA

    (800) 463-0977

    1 in this area

    42 Total Sales

    Michelle Ferry-Cronin
    Section Image
  • Louis Chavez

    Seller Co-Listing Agent in 2026

    Louis Chavez

    Exp Commercial of California, Inc.

    (323) 422-1910

    85 Total Sales

    Louis Chavez
    Section Image
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Map

California San Diego County San Marcos 92069

678 Douglas Ave, San Marcos, CA

Not Listed for Sale

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