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Mixed-Use Building with Medical Office
For Sale
$2,495,000

4123 CONNECTICUT Avenue NW, Washington, DC 20008

Multi-Family, WASHINGTON, DC

Property Size3,504 SF
Lot Size0.05 Acres
Price / SF$712.04
Days on Market88

Property Features for 4123 CONNECTICUT Avenue NW

General Information

Property type Residential Multi Family
Property subtype Other
Rooms Basement
Parking features Driveway, Parking Lot
Fireplace 1
Subdivision VAN NESS
Elementary school district DISTRICT OF COLUMBIA PUBLIC SCHOOLS
Middle school district DISTRICT OF COLUMBIA PUBLIC SCHOOLS
High school district DISTRICT OF COLUMBIA PUBLIC SCHOOLS
Standard status Active
Size 3,504 SF
Lot size 0.05 Acres

Taxes and HOA fees

Tax Annual Amount 8886

Utilities

Heating system Central
Cooling system Central Air

Building Details

Year built 1923
Number of units 4
Building materials Brick
Architectural style Federal
Listing Agency: Berkshire Hathaway HomeServices PenFed Realty
Listed By: Stacie Hatziyannis · License #SP101472
Added: Jul 13 Changed: Sep 13 Last Checked: Oct 8 at 2:06AM
MLS# DCDC2273216

Copyright © 2026 Bright MLS. 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.

Built in 1923, this 3,504-square-foot Federal-style brick building combines three residential apartments with an established medical office. The apartments retain original woodwork, transom windows, hardwood flooring, and updated kitchens and bathrooms, while newer windows and separately controlled HVAC systems support current occupancy needs. One apartment is vacant, allowing the next owner to occupy it or lease it. The office includes five exam rooms, a reception area, and a private office.

The property occupies a 0.0505-acre corner site along Connecticut Avenue in Van Ness, with signage potential and a rear parking area accommodating approximately five tandem spaces. The Van Ness-UDC Metro station on the Red Line is one block away. Nearby conveniences include grocery stores, restaurants, cafes, fitness centers, pharmacies, and neighborhood retail, while Rock Creek Park and area embassies and educational institutions are also in the surrounding context.

Key Highlights

  • 3,504‑square‑foot mixed‑use building with three apartments and an established medical office
  • Medical office includes five exam rooms, reception area, and private office
  • One residential apartment is vacant for owner occupancy or leasing flexibility

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$111,259
Cap Rate
4.46%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$2,225,180 $2.2M
Cap Rate 7%
$1,589,414 $1.6M
Cap Rate 9%
$1,236,211 $1.2M
Market Conditions
NOI Build-Up for 3,504 SF
Gross rent
$176.6K $50.40/SF
− Vacancy
−$28.3K −$8.06/SF
EGI
$148.3K $42.34/SF
− OpEx
−$37.1K −$10.58/SF
NOI
$111.3K $31.75/SF
Area
Washington, DC
Vacancy
16.00%
Lease Rate
$50.40 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$2,225,180
Cap Rate 7%
$1,589,414
Cap Rate 9%
$1,236,211

Alternative Uses

Best Use
Office B
$1.59M
$1.39M – $1.85M (±1% cap)
NOI $111,259 @ 7.0% cap · market cap 4.46%
Second Best
Healthcare Medical
$928.4K
$812.4K – $1.08M (±1% cap)
NOI $64,989 @ 7.0% cap · market cap 2.60%
Theoretical Best
Office A
$1.80M
$1.58M – $2.10M (±1% cap)
NOI $126,164 @ 7.0% cap · market cap 5.06%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

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Current Use

Washington Spine & Disc Alternative Medicine Practice Christian C. Gregory, ... Alternative Medicine Practice Mahin B. Beiraghdar, ... Alternative Medicine Practice MAHIN BANOU BEIRAGHDAR ... Alternative Medicine Practice Dr. Erick Gaitan Alternative Medicine Practice

Suggested Use

Top Pick Hair Salon Building Supply Electrical Service Furniture & Home Goods Kitchen & Bath Showroom Real Estate Agency

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

1
Office units
3
Residential units
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

1,301
Businesses Nearby

Demographics for 20008, DC

30,143
Population
18,083
Households
1.7
Avg Household Size
38
Median Age
89%
College-Educated
98%
High-School Grad
3.1 sq mi
ZIP Area
9,724
Density / Sq Mi
$123,653
Median Household Income
$87,607
Median Earnings
$2,202
Median Rent
$894,100
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 Washington, DC

14.8% 2019
17% 2020
18.1% 2021
19.5% 2022
20.7% 2023
21.9% 2024
22.8% 2025
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Frequently Asked Questions

What type of property is this?
Mixed-use property - Historic brick property combines residential apartments with an established medical office and separately controlled HVAC.
Where is this mixed-use property located?
The property is located at 4123 CONNECTICUT Avenue NW Washington, DC.
What is the asking price?
The asking price for this property is $2,495,000.
What are key features of this property?
This property features: 3,504‑square‑foot mixed‑use building with three apartments and an established medical office; Medical office includes five exam rooms, reception area, and private office; One residential apartment is vacant for owner occupancy or leasing flexibility
More about this property
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