Bryan Devore
Berkshire Hathaway HomeService
(442) 264-0879
189 Total Sales
3 in Casa de Oro-Mount Helix
$619K - $1.5M Price Range
Properties like this don't come to market often and when they do, they don't stay. Commanding over a full acre on the coveted slopes of Mt. Helix, 10880 Hess Drive is a rare estate-caliber offering that combines the privacy and scale of country living with the convenience of one of San Diego's most prestigious addresses. What sets this property apart before you even step inside: three separate additional structures a private guest house, maid's quarters, and a multi-person home office none of which are included in the listed square footage. These aren't theoretical possibilities or future conversion projects. They are established, fully functioning spaces that have been in active use for over 25 years. The infrastructure, the utility, and the livability are already proven. For buyers seeking multi-generational living, dedicated workspace, or private accommodations for extended family or staff, this level of turnkey flexibility is exceptionally rare at any price point in the Mt. Helix corridor. The main residence delivers 3,461 square feet across 4 generously sized bedrooms and 4 full bathrooms built for the way today's buyers actually live: spaciously, flexibly, and with room for everyone. Whether you're a growing family seeking room to spread out, a multi-generational household needing independent living zones, or a move-up buyer who has simply outgrown what the market typically offers, this home delivers on every level. Step outside and the scale of the opportunity becomes immediately clear. The expansive 1.16-acre lot provides a level of privacy, breathing room, and
Last Agent to Sell the Property
Coldwell Banker Realty License #01254025 Listed on: 05/21/2026
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
Bryan Devore
Berkshire Hathaway HomeService
(442) 264-0879
189 Total Sales
3 in Casa de Oro-Mount Helix
$619K - $1.5M Price Range
Alice Greliak
Compass
(844) 577-5519
112 Total Sales
3 in Casa de Oro-Mount Helix
$650K - $1.1M Price Range
Kimberly Schmidt
Compass
(619) 375-5981
167 Total Sales
3 in Casa de Oro-Mount Helix
$785K - $1.4M Price Range
James Nelson
Coldwell Banker West
(855) 980-5930
116 Total Sales
8 in Casa de Oro-Mount Helix
$1M - $1.5M Price Range
Dave Zimkin
New Morning Inc
(858) 223-9297
60 Total Sales
2 in Casa de Oro-Mount Helix
$1,700,000 Price Range
Dawn Lewis
Real Broker
(858) 223-9989
136 Total Sales
3 in Casa de Oro-Mount Helix
$875K - $1.7M Price Range
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 | Type | Sale Price | Title Company |
|---|---|---|---|
| Quit Claim Deed | -- | None Available | |
| Quit Claim Deed | -- | None Available | |
| Quit Claim Deed | -- | None Available | |
| Quit Claim Deed | -- | None Available | |
| Grant Deed | -- | Chicago Title Co |
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 | Loan Amount | Loan Type |
|---|---|---|---|
| Previous Owner | $500,000 | Credit Line Revolving | |
| Previous Owner | $70,000 | Unknown | |
| Previous Owner | $452,000 | Unknown |
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 |
|---|---|---|---|---|
| 09/03/2026 09/03/26 | Sold | $1,850,000 | -2.6% | $535 / Sq Ft |
| 07/25/2026 07/25/26 | Pending | -- | -- | -- |
| 04/29/2026 04/29/26 | For Sale | $1,899,900 | -- | $549 / Sq Ft |
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 | $11,361 | $986,105 | $652,572 | $333,533 |
| 2025 | $11,361 | $966,771 | $639,777 | $326,994 |
| 2024 | $11,434 | $947,816 | $627,233 | $320,583 |
| 2023 | $11,139 | $929,233 | $614,935 | $314,298 |
| 2022 | $10,965 | $911,014 | $602,878 | $308,136 |
| 2021 | $10,814 | $893,152 | $591,057 | $302,095 |
| 2020 | $9,985 | $825,000 | $542,000 | $283,000 |
| 2019 | $9,449 | $775,000 | $510,000 | $265,000 |
| 2018 | $8,872 | $725,000 | $478,000 | $247,000 |
| 2017 | $8,933 | $725,000 | $478,000 | $247,000 |
| 2016 | $8,328 | $690,000 | $455,000 | $235,000 |
| 2015 | $7,926 | $650,000 | $429,000 | $221,000 |
| 2014 | $7,318 | $600,000 | $396,000 | $204,000 |
Seller's Agent in 2026
Steven Rotsart
Coldwell Banker Realty
(619) 461-5800
97 Total Sales
Buyer's Agent in 2026
Lorie Duncan
Coldwell Banker Realty
(760) 753-5616
22 Total Sales
Source: San Diego MLS
MLS Number: 260012406
APN: 497-072-30
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