$1,300,000
SOLD FEB 25, 2026

10509 Challenge Blvd La Mesa, CA 91941

5 Beds
2.5 Baths
3,000 Sq Ft
0.33 Acres Lot

Sale Details

Date Sold: February 25, 2026

$433 Per Sq Ft

7% Below List Price

243 Days on Market

Highlights

  • In Ground Pool
  • Main Floor Bedroom
  • No HOA
  • Recreation Room
  • Lawn
  • Home Office

About This Home

As of February 2026

HUGE REDUCTION! of $75k! Welcome to your private oasis in the heart of Mount Helix—a fully gated estate where nature meets modern charm. Tucked away on a flat and usable 14,000 sq ft lot, this beautifully updated home offers the perfect balance of peaceful living and everyday convenience.Step inside to discover a thoughtfully remodeled interior featuring luxury vinyl plank flooring throughout and a gorgeous upgraded kitchen that opens seamlessly into the dining area—ideal for entertaining. The spacious living room and view deck provide the perfect places to relax and take in the lush surroundings.Spread across the first level you’ll find four generously sized bedrooms, including an oversized primary suite with a fully renovated bath and large walk-in closet. Down below a bonus living room and a private lower-level bedroom offer flexibility for a home office, guest suite, or multi-generational living.The outdoor space is a dream come true for both entertainers and homestead enthusiasts alike. Enjoy a sparkling pool, expansive lawn, and bountiful garden featuring mature fruit trees and homegrown produce—including a 45-year-old top producing avocado tree, plus tangerines, pomelos, strawberries, blackberries, cucumbers, squash, and more. A full irrigation system keeps everything thriving year-round.Additional highlights include: *Fully owned solar* covers almost all electricity. Electric vehicle charging station. Detached two-car garage with ample storage, Separate laundry room with laundry chute.Fragrant star jasmine and thoughtfully curated landscaping in front and back.All of this, just minutes from dining, shopping, and top San Diego attractions—giving you the tranquility of rural-style living with the convenience of city access.Don’t miss your opportunity to own a true Mount Helix masterpiece.

Last Agent to Sell the Property

Brent Edwards

Brent The Broker Brokerage Email: brent@brentthebroker.com License #01901833 Listed on: 05/22/2025

Last Buyer's Agent

Tulane Joseph

The Agency License #02143108

The Agency

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1948

Lot Details

  • 14,500 Sq Ft Lot
  • Landscaped
  • Level Lot
  • Sprinkler System
  • Lawn
  • Garden
  • Front Yard
  • Density is up to 1 Unit/Acre
  • Property is zoned R-1:SINGLE FAM-RES

Parking

  • 2 Car Garage
  • Electric Vehicle Home Charger

Home Design

  • Entry on the 1st floor

Interior Spaces

  • 3,000 Sq Ft Home
  • 1-Story Property
  • Entryway
  • Family Room
  • Living Room
  • Home Office
  • Recreation Room
  • Bonus Room
  • Laundry Room
  • Basement

Bedrooms and Bathrooms

  • 5 Bedrooms | 4 Main Level Bedrooms
  • Walk-In Closet

Utilities

  • Central Air
  • No Heating
  • Conventional Septic

Additional Features

  • In Ground Pool
  • Suburban Location
  • Agricultural

Community Details

  • No Home Owners Association

Listing and Financial Details

  • Tax Tract Number 2180
  • Assessor Parcel Number 5010560300
  • $35 per year additional tax assessments
  • Seller Considering Concessions

Home Details

Home Type

Single Family

Year Built

Built in 1948

Lot Details

0.33 Acres

Parking

2

Listing Details

  • Assessments: No
  • Property Attached: No
  • View: No
  • Zoning: R-1:SINGLE FAM-RES
  • Property Sub Type: Single Family Residence
  • Property Type: Residential
  • Parcel Number: 5010560300
  • Year Built: 1948
  • AgentOnly_SellerConsiderConcessionYN: Yes
  • Special Features: None

Interior Features

  • Fireplace: No
  • Living Area: 3000.00
  • Stories: 1
  • Common Walls: No Common Walls
  • Appliances: No
  • Full Bathrooms: 2
  • Half Bathrooms: 1
  • Total Bedrooms: 5
  • Entry Level: 1
  • Levels: Two
  • Main Level Bathrooms: 2
  • Main Level Bedrooms: 4
  • Price Per Square Foot: 441.67
  • Room Type: Walk-In Closet, Entry, Laundry, Recreation, Bonus Room, Basement, Office, Main Floor Primary Bedroom, Kitchen, Living Room, Main Floor Bedroom, Family Room

Exterior Features

  • Fence: No
  • Pool Features: In Ground
  • Pool Private: Yes
  • Spa: No

Garage/Parking

  • Attached Garage: No
  • Garage Spaces: 2.00
  • Parking: No
  • Total Parking Spaces: 2.00

Utilities

  • Sprinklers: Yes
  • Heating: No
  • Laundry: Yes
  • Laundry Features: Individual Room
  • Sewer: Conventional Septic
  • Cooling: Central Air
  • Cooling: Yes

Condo/Co-op/Association

  • Association: No
  • Senior Community: No
  • Community Features: Suburban

Lot Info

  • Land Lease: No
  • Lot Features: Landscaped, 0-1 Unit/Acre, Level, Agricultural - Tree/Orchard, Garden, Front Yard, Sprinkler System, Lawn
  • Lot Size Sq Ft: 14500.00
  • Lot Size Acres: 0.3329

Multi Family

  • Lease Considered: No
  • Lot Size Area: 14500.0000 Square Feet

Tax Info

  • Tax Tract Number: 002180
  • TaxOtherAnnualAssessmentAmount: 34.54

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
May 22, 2025
Closed on
Jan 29, 2026
Sold by
Hohenstein and Hohenstein Mallory
Bought by
Wilson Tracey
Seller's Agent
Brent Edwards
Brent The Broker
Buyer's Agent
Tulane Joseph
The Agency
List Price
$1,399,000
Sold Price
$1,300,000
Premium/Discount to List
-$99,000
-7.08%
Views
748

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
69.19%
Original Mortgage
$1,040,000
Outstanding Balance
$1,037,948
Interest Rate
6.06%
Mortgage Type
New Conventional
Estimated Equity
$368,751

Purchase Details

Listed on
Aug 4, 2022
Closed on
Aug 16, 2022
Sold by
Woelfer Jeremy C
Bought by
Hohenstein Justin and Hohenstein Mallory
Seller's Agent
Charles Wheeler
Redfin Corporation
Buyer's Agent
Stephanie Lloyd
Lloyd Realty Group
List Price
$1,199,000
Sold Price
$1,295,000
Premium/Discount to List
$96,000
8.01%

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
0.11%
Original Mortgage
$1,036,000
Interest Rate
4.88%
Mortgage Type
New Conventional

Purchase Details

Closed on
May 3, 2010
Sold by
Us Bank Na
Bought by
Us Bank National Association

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$301,000
Interest Rate
5.21%
Mortgage Type
New Conventional

Purchase Details

Closed on
Apr 29, 2010
Sold by
Us Bank National Association
Bought by
Woelfer Jeremy C

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$301,000
Interest Rate
5.21%
Mortgage Type
New Conventional

Purchase Details

Closed on
Feb 3, 2010
Sold by
Mahon Matthew and Mahon John
Bought by
Us Bank Na

Purchase Details

Closed on
Sep 25, 2006
Sold by
Garcia Edwin M
Bought by
Mahon Matthew and Mahon John

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$737,590
Interest Rate
8.12%
Mortgage Type
Negative Amortization

Purchase Details

Closed on
Aug 1, 2006
Sold by
Garcia Lucena Alcala
Bought by
Garcia Edwin M

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$737,590
Interest Rate
8.12%
Mortgage Type
Negative Amortization

Purchase Details

Closed on
Jul 8, 2004
Sold by
Nell Walter and Nell Deborah
Bought by
Garcia Edwin M

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$525,000
Interest Rate
4.06%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Apr 27, 1999
Sold by
Ofer Stainfeld
Bought by
Nell Walter and Nell Deborah L

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$237,350
Interest Rate
8.25%

Purchase Details

Closed on
Aug 2, 1994
Sold by
Bartlett John C
Bought by
Stainfeld Ofer and Stainfeld Kristina

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$220,000
Interest Rate
8.57%

Purchase Details

Closed on
Jul 16, 1986
Source: Public Records

Range of Values:

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

Date Type Sale Price Title Company
Grant Deed $1,300,000 Ticor Title Company
Grant Deed $1,295,000 First American Title
Deed -- First American Title
Quit Claim Deed -- Chicago Title Company
Grant Deed $430,000 Chicago Title Company
Trustee Deed $843,064 Pacific Coast Title
Grant Deed $820,000 New Century Title Company
Interfamily Deed Transfer -- Southland Title Of San Diego
Interfamily Deed Transfer -- Southland Title Of San Diego
Grant Deed $700,000 Chicago Title Company
Grant Deed $316,500 California Title Company
Grant Deed $275,000 First American Title Co
Deed $130,000 --
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Open $1,040,000 New Conventional
Previous Owner $1,036,000 New Conventional
Previous Owner $301,000 New Conventional
Previous Owner $737,590 Negative Amortization
Previous Owner $731,000 Purchase Money Mortgage
Previous Owner $525,000 Purchase Money Mortgage
Previous Owner $237,350 No Value Available
Previous Owner $220,000 No Value Available
Closed $79,100 No Value Available
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft Prior Sale
02/25/2026 02/25/26 Sold $1,300,000 -1.9% $433 / Sq Ft
01/20/2026 01/20/26 Pending -- -- --
11/12/2025 11/12/25 Price Changed $1,325,000 -5.3% $442 / Sq Ft
08/28/2025 08/28/25 For Sale $1,399,000 0.0% $466 / Sq Ft
08/18/2025 08/18/25 Pending -- -- --
08/04/2025 08/04/25 Price Changed $1,399,000 -2.8% $466 / Sq Ft
07/09/2025 07/09/25 Price Changed $1,439,000 -4.0% $480 / Sq Ft
06/23/2025 06/23/25 For Sale $1,499,000 0.0% $500 / Sq Ft
06/10/2025 06/10/25 Pending -- -- --
05/22/2025 05/22/25 For Sale $1,499,000 +15.8% $500 / Sq Ft
09/02/2022 09/02/22 Sold $1,295,000 +8.0% $432 / Sq Ft View Prior Sale
08/09/2022 08/09/22 Pending -- -- --
08/04/2022 08/04/22 For Sale $1,199,000 -- $400 / Sq Ft
Source: California Regional Multiple Listing Service (CRMLS)

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 $15,536 $1,347,318 $728,280 $619,038
2024 $15,536 $1,320,900 $714,000 $606,900
2023 $14,256 $1,223,000 $661,000 $562,000
2022 $6,083 $523,025 $182,450 $340,575
2021 $6,008 $512,771 $178,873 $333,898
2020 $5,793 $507,514 $177,039 $330,475
2019 $5,710 $497,564 $173,568 $323,996
2018 $5,590 $487,809 $170,165 $317,644
2017 $5,508 $478,245 $166,829 $311,416
2016 $5,327 $468,868 $163,558 $305,310
2015 $5,289 $461,826 $161,102 $300,724
2014 $5,181 $452,781 $157,947 $294,834
Source: Public Records

Agents Affiliated with this Home

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Map

Source: California Regional Multiple Listing Service (CRMLS)

MLS Number: NDP2505055

California Regional Multiple Listing Service (CRMLS)

APN: 501-056-03

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