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Multi-Tenant Medical Office Building
For Sale
$1,099,000

18387 US Highway 18, Apple Valley, CA 92307

Commercial Sale, Apple Valley, CA

Property Size8,195 SF
Price / SF$134.11
Days on Market53

Property Features for 18387 US Highway 18

General Information

Property type Residential
Property subtype Office
Directions From 15 Freeway take D-St exit then go east toward Apple Valley. Turn right on Kasota Rd then immediate left to Outer Highway 18 to the subject property.
Subdivision APPV - Apple Valley
Standard status Active
APN 0473114060000

Building Details

Year built 1958
Listing Agency: Alam Realty
Listed By: Mohammad Alam · License #01457818
Added: Jul 4 Changed: Aug 24 Last Checked: Aug 25 at 8:06AM
MLS# HD26145464

Copyright © 2026 California Regional Multiple Listing Service, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Investment Insights

Based on property information with market context.

This approximately +/-8,195 SF medical and professional office building contains multiple tenant suites and was built in 1958. Units 1 and 2 have been completely remodeled for medical office use, while Unit 5A has also undergone renovation. The property has been owner-occupied and professionally maintained during the current ownership period.

The building sits at the intersection of Highway 18 and Corwin Road in Apple Valley’s Desert Knolls Medical District, caddy corner from Providence St. Mary Medical Center. Highway 18 frontage and a distinctive clock tower provide identifiable exposure. Front parking serves customers, with separate rear parking designated for employees and business owners.

Key Highlights

  • Approximately +/-8,195 SF multi‑tenant medical and professional office building
  • Located at Highway 18 and Corwin Road in the Desert Knolls Medical District
  • Caddy corner from Providence St. Mary Medical Center

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$96,458
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
8.78%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,929,160 $1.9M
Cap Rate 7%
$1,377,971 $1.4M
Cap Rate 9%
$1,071,756 $1.1M
Market Conditions
NOI Build-Up for 8,195 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$139.6K $17.04/SF
− Vacancy
−$11.0K −$1.35/SF
EGI
$128.6K $15.69/SF
− OpEx
−$32.2K −$3.92/SF
NOI
$96.5K $11.77/SF
Area
San Bernardino County, CA
Vacancy
7.90%
Lease Rate
$17.04 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,929,160
Cap Rate 7%
$1,377,971
Cap Rate 9%
$1,071,756

Alternative Uses

Best Use
Office B
$1.38M
$1.21M – $1.61M (±1% cap)
NOI $96,458 @ 7.0% cap · market cap 8.78%
Second Best
Healthcare Medical
$970.4K
$849.1K – $1.13M (±1% cap)
NOI $67,928 @ 7.0% cap · market cap 6.18%
Theoretical Best
Office A
$1.73M
$1.51M – $2.02M (±1% cap)
NOI $121,003 @ 7.0% cap · market cap 11.01%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Medical Office Space

Suggested Use

Top Pick Building Supply Big Box & Wholesale Store HVAC Service Auto Parts Store Parking Lot & Garage Kitchen & Bath Showroom

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

Multi-tenant
Tenancy
Yes
Highway access
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

1,209
Businesses Nearby
Well-served
Demand for This Use

Demographics for 92307, CA

41,649
Population
13,832
Households
3
Avg Household Size
37
Median Age
22%
College-Educated
88%
High-School Grad
187.5 sq mi
ZIP Area
222
Density / Sq Mi
$74,715
Median Household Income
$39,014
Median Earnings
$1,379
Median Rent
$396,900
Median Home Value

Market

Vacancy Rate% for Office in West region

11% 2019
14.1% 2020
15.5% 2021
17.2% 2022
19.9% 2023
21% 2024
20.8% 2025
Rey
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.

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Frequently Asked Questions

What type of property is this?
Medical Office Space - Remodeled suites, established occupancy, and separate customer and employee parking serve medical and professional office users.
Where is this medical office space located?
The property is located at 18387 US Highway 18 Apple Valley, CA.
What is the asking price?
The asking price for this property is $1,099,000.
What are key features of this property?
This property features: Approximately +/-8,195 SF multi‑tenant medical and professional office building; Located at Highway 18 and Corwin Road in the Desert Knolls Medical District; Caddy corner from Providence St. Mary Medical Center
More about this property
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