Martha Robles
Realty ONE Group West
(951) 476-0889
97 Total Sales
1 in Barham Discovery Community
$1,200,000 Price
657 Gemstone Dr San Marcos, CA 92078
Barham Discovery Community NeighborhoodEstimated Value: $1,154,843
4
Beds
3
Baths
2,458
Sq Ft
$470/Sq Ft
Est. Value
Highlights
- Heated In Ground Pool
- View of Hills
- Bonus Room
- Discovery Elementary School Rated A
- Traditional Architecture
- Outdoor Cooking Area
About This Home
As of June 2025Welcome to 657 Gemstone Drive, San Marcos a beautifully upgraded home in the highly sought-after Rancho Tesoro community! This spacious Model Vientos Plan 1R offers 2,458 sq ft of thoughtfully designed living space and boasts a seamless blend of luxury and comfort. The open-concept floor plan features 4 bedrooms (including one bedroom and full bath on the main level), 3 bathrooms, and a versatile upstairs loft perfect as a bonus room or office. Step inside to find stunning custom upgrades throughout, including a bright, modern kitchen with shaker-style vinyl cabinets, designer tile backsplash, and premium finishes. The grand entry showcases 9-foot ceilings, leading to indoor/outdoor living spaces ideal for entertaining. Upstairs, the expansive master retreat offers a peaceful escape, complemented by a large laundry room and generously sized bedrooms. Additional highlights include upgraded custom flooring, Lutron smart lighting, and a fully landscaped backyard with turf for easy maintenance and plenty of space to relax or host guests. All appliances including washer and dryer are included with the home. Rancho Tesoro offers resort-style amenities such as a pool with cabanas, BBQ areas, firepits, three parks, and a playground. Enjoy breathtaking mountain views and the convenience of being minutes from the 78 freeway, all within a top-rated school district. Low HOA and Mello-Roos fees make this an exceptional opportunity to own in one of San Marcos’ premier communities. Don’t miss it!
Last Agent to Sell the Property
Coldwell Banker Realty Brokerage Email: juan.p.castillo@me.com License #02020554 Listed on: 05/15/2025
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Home Details
Home Type
- Single Family
Year Built
- Built in 2018
Lot Details
- 5,000 Sq Ft Lot
- Vinyl Fence
- Level Lot
- Front Yard
HOA Fees
- $230 Monthly HOA Fees
Parking
- 2 Car Attached Garage
- 2 Carport Spaces
Home Design
- Traditional Architecture
- Entry on the 1st floor
- Turnkey
Interior Spaces
- 2,458 Sq Ft Home
- 2-Story Property
- Insulated Doors
- Entryway
- Family Room Off Kitchen
- Living Room
- Dining Room
- Home Office
- Bonus Room
- Tile Flooring
- Views of Hills
- Breakfast Bar
Bedrooms and Bathrooms
- 4 Bedrooms | 1 Main Level Bedroom
- Walk-In Closet
- 3 Full Bathrooms
Laundry
- Laundry Room
- Laundry on upper level
- Dryer
- Washer
Pool
- Heated In Ground Pool
- Fence Around Pool
Additional Features
- ENERGY STAR Qualified Equipment
- Covered Patio or Porch
- Central Heating and Cooling System
Listing and Financial Details
- Tax Tract Number 13290
- Assessor Parcel Number 2221730802
- $2,697 per year additional tax assessments
Community Details
Overview
- Front Yard Maintenance
- Rancho Tesoro Association, Phone Number (760) 634-4700
- Prescott Communities HOA
- Brookfield
- Maintained Community
- Foothills
Amenities
- Outdoor Cooking Area
- Community Fire Pit
- Community Barbecue Grill
- Picnic Area
- Laundry Facilities
Recreation
- Community Playground
- Community Pool
- Park
- Hiking Trails
- Bike Trail
Security
- On-Site Manager or Management
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
May 15, 2025
Closed on
Jun 2, 2025
Sold by
Mlynarski Family Trust and Mlynarski John Joseph
Bought by
Seller's Agent
John Castillo
Coldwell Banker Realty
Buyer's Agent
Ramkumar Ethirajan
Rise Realty
List Price
$1,200,000
Sold Price
$1,150,000
Premium/Discount to List
-$50,000
-4.17%
Views
36
Current Estimated Value
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$4,843
Avg. Annual Appreciation
0.32%
Original Mortgage
$920,000
Outstanding Balance
$906,126
Interest Rate
5.75%
Mortgage Type
New Conventional
Estimated Equity
$248,717
Purchase Details
Closed on
Jun 30, 2020
Sold by
Miynarski John Joseph and Miynarski Alyssa Marie
Bought by
Miynarski John Joseph and Miynarski Alyssa Marie
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$440,000
Interest Rate
3.2%
Mortgage Type
New Conventional
Purchase Details
Closed on
Mar 3, 2020
Sold by
Mlynarski Alyssa and Mlynarski John
Bought by
Mlynarski John Joseph and Mlynarski Alyssa Marie
Purchase Details
Closed on
Oct 11, 2018
Sold by
Brookfield Homes Southern California Llc
Bought by
Mlynarski Alyssa and Mlynarski John
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$465,000
Interest Rate
4.9%
Mortgage Type
New Conventional
Home Values in the Area
Average Home Value in this Area
Agents Specializing in Barham Discovery Community, CA
-
Martha Robles
-
Michael Haas
Michael Haas
AARE
(442) 237-4371
101 Total Sales
14 in Barham Discovery Community
$150K - $735K Price Range
-
Ruben Abrego
Ruben Abrego
Coldwell Banker Realty
(760) 891-2416
56 Total Sales
1 in Barham Discovery Community
$565,000 Price
-
Kevin Silberman
Kevin Silberman
Coldwell Banker Realty
(760) 691-5343
110 Total Sales
1 in Barham Discovery Community
$800,000 Price
-
Elizabeth Finley
Elizabeth Finley
eXp Realty of California, Inc
(760) 621-7934
36 Total Sales
1 in Barham Discovery Community
$1,295,000 Price
-
De Martin
De Martin
First Team Real Estate
(858) 365-8968
30 Total Sales
2 in Barham Discovery Community
$899K - $1.1M Price Range
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 |
|---|---|---|---|
| $1,150,000 | Chicago Title | ||
| Miynarski John Joseph | -- | Lawyers Title | |
| Miynarski John Joseph | -- | Lawyers Title | |
| Mlynarski John Joseph | -- | None Available | |
| Mlynarski Alyssa | $722,500 | First American 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 | $920,000 | ||
| Previous Owner | Miynarski John Joseph | $440,000 | |
| Previous Owner | Mlynarski John | $466,000 | |
| Previous Owner | Mlynarski Alyssa | $465,000 |
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 |
|---|---|---|---|---|
| 06/06/2025 06/06/25 | Sold | $1,150,000 | -4.2% | $468 / Sq Ft |
| 05/22/2025 05/22/25 | Pending | -- | -- | -- |
| 05/15/2025 05/15/25 | For Sale | $1,200,000 | -- | $488 / Sq Ft |
Source: California Regional Multiple Listing Service (CRMLS)
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 |
|---|---|---|---|---|
| 2026 | $11,991 | $1,172,999 | $487,073 | $685,926 |
| 2025 | $11,439 | $805,935 | $334,654 | $471,281 |
| 2024 | $11,439 | $790,134 | $328,093 | $462,041 |
| 2023 | $11,189 | $774,642 | $321,660 | $452,982 |
| 2022 | $10,957 | $759,453 | $315,353 | $444,100 |
| 2021 | $10,719 | $744,563 | $309,170 | $435,393 |
| 2020 | $10,596 | $736,929 | $306,000 | $430,929 |
| 2019 | $10,459 | $722,480 | $300,000 | $422,480 |
Source: Public Records
Agents Affiliated with this Home
-
John Castillo
Seller's Agent in 2025
John Castillo
Coldwell Banker Realty
(760) 807-6297
18 in this area
48 Total Sales
-
Ramkumar Ethirajan
Buyer's Agent in 2025
Ramkumar Ethirajan
Rise Realty
(858) 837-2413
4 in this area
48 Total Sales
Map
Source: California Regional Multiple Listing Service (CRMLS)
MLS Number: NDP2504780
APN: 222-173-08-02
Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.
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.
Based on information from California Regional Multiple Listing Service, Inc. and /or other sources. 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
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