FIXER: Mount Helix Cottage with Endless Potential! Welcome to 10773 Challenge Blvd, a hidden gem nestled in a desirable, peaceful neighborhood of Mt Helix in La Mesa. Built in 1941, this classic California single-family home perfectly blends vintage character with an incredible opportunity to customize, expand, or build your dream outdoor oasis Existing Footprint: 2-bedroom, 1-bathroom layout across 873 square feet of interior living space. Massive 0.28-Acre Lot: An expansive, flat lot offering a rare amount of outdoor space in San Diego County—perfect for an ADU (Accessory Dwelling Unit), premium landscaping, pool, or urban garden.
Property Details
Price:
$650,000
MLS #:
260015030SD
Status:
Active
Beds:
2
Baths:
1
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Mount Helix
Neighborhood:
91941lamesa
Listed Date:
Jun 19, 2026
Finished Sq Ft:
873
Lot Size:
12,400 sqft / 0.28 acres (approx)
Year Built:
1941
See this Listing
Schools
Interior
Appliances
GD
Bathrooms
1 Full Bathroom
Cooling
NO
Heating
GAS
Laundry Features
IG, NO
Levels
A
Exterior
Attached Garage YN
1
Construction Materials
STC
Fencing
NO
Garage Spaces
1
Parking Spots
3
Parking Total
3
Roof
CMP
Financial
Map
Community
- Address10773 Challenge Blvd La Mesa CA
- SubdivisionMount Helix
- CityLa Mesa
- CountySan Diego
- Zip Code91941
Subdivisions in La Mesa
Market Summary
Current real estate data for Single Family in La Mesa as of Jun 21, 2026
133
Single Family Listed
54
Avg DOM
558
Avg $ / SqFt
$1,251,526
Avg List Price
Property Summary
- Located in the Mount Helix subdivision, 10773 Challenge Blvd La Mesa CA is a Single Family for sale in La Mesa, CA, 91941. It is listed for $650,000 and features 2 beds, 1 baths, and has approximately 873 square feet of living space, and was originally constructed in 1941. The current price per square foot is $745. The average price per square foot for Single Family listings in La Mesa is $558. The average listing price for Single Family in La Mesa is $1,251,526.
Similar Listings Nearby
Courtesy of Compass. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than include the name of the listing broker. Neither the listing company nor shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.10773 Challenge Blvd
La Mesa, CA