Side-by-Side Duplex with
For Sale
$429,900
48 Mountain Street, Derby, CT 06418
Multi-Family For Sale, Units are Side-by-Side, Derby, CT
Property Size1,800 SF
Lot Size0.49 Acres
Price / SF$238.83
Days on Market105
Property Features for 48 Mountain Street
General Information
Property type
Residential Multi Family
Property subtype
Other
Zoning
R-5
Bedrooms
3
Bathrooms
2
Full bathrooms
2
Rooms
Basement, Bedroom 1, Bathroom 2, Bedroom 3, Bedroom 2, Bathroom 1
Patio and Porch features
Porch
Exterior features
Breezeway,Porch,Covered Deck
Fireplace
1
Basement
Unfinished, Partial
Elementary school
Per Board of Ed
High school
Derby
Directions
Suprabox on front door. Access to back unit located through front unit rear breezeway.
Standard status
Active
Size
1,800 SF
Lot size
0.49 Acres
Taxes and HOA fees
Tax Year
2027
Tax Annual Amount
9520
Utilities
Sewer type
Public Sewer
Heating system
Baseboard, Radiant
Water source
Public
Building Details
Year built
1950
Architectural style
Other
Listing Agency:
Real Estate Two
(203) 926-1122
Listed By:
Jenna Giampaolo
(203) 926-1122
Added: May 12
Changed: Aug 23
Last Checked: Aug 24 at 8:06PM
MLS# 24172579
Copyright © 2026 SmartMLS, 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.
Located at 48 Mountain Street in Derby, this 1,800-square-foot duplex contains two side-by-side residential units. The front residence has a private porch and driveway entry, a living room, updated kitchen with dining area, updated full bathroom, two bedrooms, and a walk-in cedar closet. The rear residence is arranged around an open-concept living area and includes one bedroom, a large wraparound walk-in closet, and a kitchen. A covered deck is accessed through the living room sliders.
The property includes a two-car garage, breezeway, separate driveway access for each unit, and shared basement space for storage and utility access. Built in 1950 on 0.49 acres, the property has R-5 zoning, public water, public sewer, baseboard and radiant heating, and a fireplace. Major routes, shopping, and everyday amenities are noted nearby.
The property includes a two-car garage, breezeway, separate driveway access for each unit, and shared basement space for storage and utility access. Built in 1950 on 0.49 acres, the property has R-5 zoning, public water, public sewer, baseboard and radiant heating, and a fireplace. Major routes, shopping, and everyday amenities are noted nearby.
Key Highlights
- 1,800‑square‑foot duplex with two side‑by‑side residential units
- Front unit includes two bedrooms, an updated kitchen, and an updated full bathroom
- Rear unit features one bedroom, an open‑concept layout, and a covered back deck
Property Analytics
Property Profile
Current Use
Lease Details
2
Residential units
Yes
Highway access
Location Intelligence
Trade Area within ½ mile
855
Businesses Nearby
Explore this area
Business Placement
Demographics for 06418, CT
12,297
Population
6,086
Households
2
Avg Household Size
42
Median Age
33%
College-Educated
89%
High-School Grad
5.0 sq mi
ZIP Area
2,459
Density / Sq Mi
$75,718
Median Household Income
$50,708
Median Earnings
$1,453
Median Rent
$243,500
Median Home Value
Market
Vacancy Rate% for Multifamily in Northeast region
Questions? Ask Rey
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Frequently Asked Questions
What type of property is this?
Duplex - Two residential units offer separate entries, updated features, outdoor spaces, and shared basement storage.
Where is this duplex located?
The property is located at 48 Mountain Street Derby, CT.
What is the asking price?
The asking price for this property is $429,900.
What are key features of this property?
This property features: 1,800‑square‑foot duplex with two side‑by‑side residential units; Front unit includes two bedrooms, an updated kitchen, and an updated full bathroom; Rear unit features one bedroom, an open‑concept layout, and a covered back deck
