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Two-Family Home with Two Entries

48 Mountain Street, Derby, CT 06418

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For Sale

$450,000

MULTI_FAMILY - Derby, CT

Property size:

1,800 SF

Lot size:

0.49 Acres

Price / SF:

$250/SF

HighLights

Two‑family home built in 1950 with separate front and rear driveway entries
Front unit includes an updated kitchen and updated full bathroom, plus a primary bedroom with walk‑in cedar closet
Back unit has a covered back deck accessed from the living room with sliders, and a large wraparound walk‑in closet
Side breezeway provides entry to an open‑concept layout in the back unit
Shared basement offers additional storage and utility access
Public water and public sewer; heated with radiant and baseboard; includes a fireplace

We can help!

Contact an agent

Jenna Giampaolo

For Sale

$450,000

MULTI_FAMILY - Derby, CT

Property size:

1,800 SF

Lot size:

0.49 Acres

Price / SF:

$250/SF

Added:: May 12, 2026
Days on Market:: 49
Last Refresh:: Jun 29 at 6:06 am

Property Features for 48 Mountain Street

General Information

Property type: Residential Multi Family
Property subtype: Other
Zoning: R-5
Bedrooms: 3
Bathrooms: 2
Rooms: Bathroom 2, Bedroom 1, Basement, Bedroom 2, Bedroom 3, Bathroom 1
Patio and Porch features: Porch
Exterior features: Breezeway,Porch,Covered Deck
Fireplace: 1
Basement: Partial, Unfinished
Standard status: Active
Size: 1,800 SF
Lot size: 0.49 Acres

Taxes and HOA fees

Tax Year: 2026
Tax Annual Amount: 7034

Utilities

Sewer type: Public Sewer
Heating system: Radiant, Baseboard
Water source: Public

Building Details

Year built: 1950
Architectural style: Other

We can help!

Contact an agent

Jenna Giampaolo

Listing agent Jenna Giampaolo

Listing office Real Estate Two 100 Huntington Street, Shelton, CT

Listing date May 12, 2026

MLS# 24172579 Listing URL

HighLights

Two‑family home built in 1950 with separate front and rear driveway entries
Front unit includes an updated kitchen and updated full bathroom, plus a primary bedroom with walk‑in cedar closet
Back unit has a covered back deck accessed from the living room with sliders, and a large wraparound walk‑in closet
Side breezeway provides entry to an open‑concept layout in the back unit
Shared basement offers additional storage and utility access
Public water and public sewer; heated with radiant and baseboard; includes a fireplace

Overview

This two-family home offers two distinct living layouts with separate entry options. The front unit features a private driveway entry and separate front porch, a bright living room, an updated kitchen with a cove dining area, an updated full bathroom, a primary bedroom with a walk-in cedar closet, and a generously sized guest bedroom. Rear access from the unit leads to the shared basement for additional storage and utility access. The back unit is entered through a side breezeway into an open-concept space with living room sliders to a covered back deck. It includes a one-bedroom layout with a large wraparound walk-in closet and a spacious kitchen. The back unit also has access to a two-car garage via a separate lower driveway.

Set on approximately 0.49 acres and totaling about 1,800 square feet, the property is located in Derby, Connecticut within R-5 zoning. It is positioned for commuters with easy access to major routes, with shopping and everyday amenities nearby.

This duplex can suit owner-occupants looking to live in one unit while collecting rental income, or investors seeking a straightforward two-family configuration. With multiple entry points, a covered outdoor space, and dedicated garage access for the back unit, it offers practical functionality for both residents and operators.

Property Profile Location Intelligence

Current Use by Public Records

Duplexes

Suggested Use

Location Insight

Map
Local Demand

City: Derby
County: New Haven
State: Connecticut
Longitude: -73.093346
Latitude: 41.33508

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For sale
Duplexes
CT
Derby
06418
48 Mountain Street

What type of property is this?

Duplex - Duplex with separate driveway access, updated front unit, and a covered deck for an appealing owner-occupant or investment setup.

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 $450,000.

What are key features of this property?

This property features: Two‑family home built in 1950 with separate front and rear driveway entries; Front unit includes an updated kitchen and updated full bathroom, plus a primary bedroom with walk‑in cedar closet; Back unit has a covered back deck accessed from the living room with sliders, and a large wraparound walk‑in closet

48 Mountain Street, Derby, CT 06418

MULTI_FAMILY - Derby, CT

Property Features for 48 Mountain Street

General Information

Taxes and HOA fees

Utilities

Building Details

We can help!

HighLights

Overview

Current Use by Public Records

Suggested Use

Location Insight

Nearby Similar for Sale

Established Restaurant and Bar Opportunity

Established Restaurant and Bar Opportunity

Two-Unit Residential Income Duplex

Move-in Ready Office Suite

Mixed-Use Building in Revitalized Downtown

Established Restaurant and Bar Opportunity

Commercial/Industrial Building For Sale

Charming Derby Duplex with Garden

Derby Investment Opportunity

Cozy Two-Family Home Opportunity

Cozy Two-Family Home For Sale

Renovated Two-Family Home For Sale

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