48 Mountain Street
Derby, Connecticut 06418
Reduced from $469,900
- Beds
- 3
- Baths
- 2
- SqFt
- 1,800
- Acres
- 0.49
- Year Built
- 1950
- Property Type
- 2 Family

Matt Caiola
Luxury Real Estate Advisor
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About This Home
This cozy two-family home offers a fantastic opportunity for owner-occupants or investors alike! The front unit features its own separate front porch and private driveway entry, leading into a spacious living room filled with natural light. Just beyond the living room is an updated kitchen complete with a cozy cove dining area. This unit also offers 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 space for additional storage and utility access. The back unit features a separate lower driveway with access to a two-car garage. Enter through the side breezeway into an open-concept layout perfect for comfortable living and entertaining. The living room includes sliders leading to a covered back deck, creating a great indoor/outdoor flow. This one-bedroom unit offers a large wraparound walk-in closet and a spacious kitchen with endless potential to make it your own. Conveniently located for commuters with easy access to major routes, shopping, and everyday amenities. Priced with your updates in mind, this home is being sold as is.
Key Facts
- City/Town
- Derby
- Neighborhood
- N/A
- Property / Style
- Multi-Family · Units are Side-by-Side
- Year Built
- 1950
- Days on Market
- 79 days
- Beds
- 3
- Baths
- 2 full
- Living Area
- 1,800 sq ft
- Lot Size
- 0.49 acres
- Garage / Parking
- 2 garage
- Property Taxes
- $7,034 / Annually
Market Snapshot
The Derby Market
Multi-Family · trailing 12 months
Active Listings
4
8 under contract
Median List Price
$457,450
4 active listings
Median Closed Price
$469,500
26 sales
Median Days on Market
86
4 active listings
Median $ / Sq Ft
$203
4 active listings
Sale-to-List Ratio
100.0%
26 sales
How this home compares
List Price
$429,900
vs $457,450 median
6.0% below median
Price / Sq Ft
$239
vs $203 median
17.7% above median
Days on Market
79 days
vs 86 days median
7 days fresher than median
Based on 4 active and 26 closed sales (trailing 12 mo) of multi-family in Derby. Source: SmartMLS · As of July 30, 2026.
Location
48 Mountain Street, Derby, Connecticut
Estimate Your Payment
Estimated Monthly Payment
Rates: Freddie Mac PMMS via FRED · Updated Jul 23, 2026per month
- Principal & Interest$2,192
- Property Taxes$586
- Insurance$143
- HOA$0
Estimates only. Actual rates, taxes, insurance, and HOA fees vary. Consult a lender for current rates.
Location
- City/Town
- Derby
- Neighborhood
- N/A
- County
- New Haven
Residence
- Property Type
- Multi-Family
- Subtype
- Duplex
- Style
- Units are Side-by-Side
- Year Built
- 1950
- New Construction
- No/Resale
- Living Area
- 1,800 sq ft
Schools
- Elementary
- Per Board of Ed
- High
- Derby
Interior
- Heating
- BaseboardRadiant
- Heat Fuel
- OilPropane
- Cooling
- None
- Fireplaces
- 1
- Laundry
- Basement Hook-Up(s)
- Basement
- PartialUnfinished
Exterior & Lot
- Lot Size
- 0.49 acres
- Zoning
- R-5
- Garage / Parking
- 2 garage spacesDetached Garage
- Waterfront Details
- Not Applicable
- Water Source
- Public Water Connected
- Sewer
- Public Sewer Connected
- Construction
- Vinyl Siding
- Color
- Beige
- Roof
- Asphalt ShingleFiberglass Shingle
- Foundation
- Concrete
- Exterior Features
- BreezewayPorchCovered Deck
- Lot Description
- N/A
Listing & Financials
- Property Taxes
- $7,034 / Annually
- Days on Market
- 79
- MLS #
- 24172579
- MLS Status
- Active
Similar Properties
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This information is believed to be accurate, but without warranty.
The IDX display contains information sourced from SmartMLS, Inc. as of 7/30/2026. This information is provided for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing or leasing. Data is deemed reliable but is not guaranteed accurate by the MLS, the listing broker, the listing agent, or Matt Caiola. Buyers and tenants should independently verify all information that matters to their decision.
Map locations may be approximate. Any offer of compensation, if applicable, is made only to participants of the MLS where the listing is filed. ©2026 Smart MLS, Inc. All rights reserved.
Data last updated on 7/30/2026 at 11:55 PM UTC.