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Medical Office Buildings Near Hospitals
For Sale
$3,799,999

309-311 Lennon Lane, Walnut Creek, CA 94598

Office/medical buildings near Kaiser Permanente & John Muir Medical Offices.

Property Size14,878 SF
Price / SF$255.41
Days on Market320

Property Features for 309-311 Lennon Lane

General Information

Standard status Active
Size 14,878 SF
Class B
Property subtype Office

Building Details

Building Size 14,878 SF
Listing Agency: TRI Commercial Walnut Creek
Listed By: Matt Hatfield · License #CalDRE #01937755
Source: Tricommercial
Added: Nov 21, 2025 Changed: Oct 6 Last Checked: Oct 5 at 5:19PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of TRI Commercial Walnut Creek

Investment Insights

Based on property information with market context.

Located in the medical submarket of Shadelands in Walnut Creek, 309-311 Lennon Lane consists of office and medical buildings. The property is suitable for investment or owner/user opportunities. The surrounding submarket supports major medical entities such as Kaiser Permanente, John Muir, BASS Medical, and Benioff Children’s Hospital. The Shadelands area offers dining and recreation destinations, including Heather Farm Park, Lime Ridge Open Space, Boundary Oak Golf Course, Diablo Shadows Park, and Orchards Playground at the Orchards Shopping Center. Dining options include Mike Hess Brewing, Jack’s Urban Eats, MOD Pizza, California Fish Grill, and Burger Lounge. The property has a size of 14878 square feet.

Key Highlights

  • Located in the Shadelands medical submarket near Kaiser Permanente & John Muir Medical Offices.
  • Suitable for investment or owner/user.
  • Proximity to major medical entities including BASS Medical and Benioff Children’s Hospital.

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$269,009
Cap Rate
7.08%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$5,380,180 $5.4M
Cap Rate 7%
$3,842,986 $3.8M
Cap Rate 9%
$2,988,989 $3.0M
Market Conditions
NOI Build-Up for 14,878 SF
Gross rent
$437.4K $29.40/SF
− Vacancy
−$78.7K −$5.29/SF
EGI
$358.7K $24.11/SF
− OpEx
−$89.7K −$6.03/SF
NOI
$269.0K $18.08/SF
Area
Contra Costa County, CA
Vacancy
18.00%
Lease Rate
$29.40 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$5,380,180
Cap Rate 7%
$3,842,986
Cap Rate 9%
$2,988,989

Alternative Uses

Best Use
Office B
$3.84M
$3.36M – $4.48M (±1% cap)
NOI $269,009 @ 7.0% cap · market cap 7.08%
Second Best
Healthcare Medical
$3.15M
$2.76M – $3.68M (±1% cap)
NOI $220,537 @ 7.0% cap · market cap 5.80%
Theoretical Best
Office A
$5.62M
$4.92M – $6.56M (±1% cap)
NOI $393,672 @ 7.0% cap · market cap 10.36%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

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Current Use

Medical Office Space

Suggested Use

Top Pick Auto Repair Shop Garden Center

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

Location Intelligence

Trade Area within ½ mile

2,055
Businesses Nearby
Well-served
Demand for This Use

Demographics for 94598, CA

26,826
Population
10,735
Households
2.5
Avg Household Size
46
Median Age
74%
College-Educated
98%
High-School Grad
20.6 sq mi
ZIP Area
1,302
Density / Sq Mi
$188,170
Median Household Income
$99,757
Median Earnings
$2,989
Median Rent
$1,307,100
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

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
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Frequently Asked Questions

What type of property is this?
Medical Office Space - Office/medical buildings near Kaiser Permanente & John Muir Medical Offices.
Where is this medical office space located?
The property is located at 309-311 Lennon Lane Walnut Creek, CA.
What is the asking price?
The asking price for this property is $3,799,999.
What are key features of this property?
This property features: Located in the Shadelands medical submarket near Kaiser Permanente & John Muir Medical Offices.; Suitable for investment or owner/user.; Proximity to major medical entities including BASS Medical and Benioff Children’s Hospital.
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