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Renovated Two-Family Duplex
For Sale
$825,000
Pending

133 Rock Spring Road, Stamford, CT 06906

Multi-Family For Sale, Units are Side-by-Side, Stamford, CT

Property Size1,702 SF
Lot Size0.13 Acres
Days on Market52

Property Features for 133 Rock Spring Road

General Information

Property type Residential Multi Family
Property subtype Other
Zoning R6
Bedrooms 4
Bathrooms 3
Full bathrooms 2
Half bathrooms 1
Rooms Bathroom 1, Bedroom 4, Bedroom 2, Bathroom 2, Bathroom 3, Bedroom 1, Bedroom 3, Basement
Parking 2
Fireplace 1
Basement Full, Unfinished
Lot features Level Lot
Elementary school Per Board of Ed
High school Per Board of Ed
Directions GPS
Subdivision Glenbrook
Standard status Pending
Size 1,702 SF
Lot size 0.13 Acres

Taxes and HOA fees

Tax Year 2026
Tax Annual Amount 7857

Utilities

Sewer type Public Sewer
Heating system Hot Water(Heating)
Cooling system Window Unit(s)
Water source Public

Amenities

private backyard
grilling
gardening

Building Details

Year built 1920
Architectural style Other
Listing Agency: Keller Williams Prestige Prop. · Keller Williams Realty
Listed By: Herman Huang · License #REB.0790040
Added: Aug 25 Changed: Oct 13 Last Checked: Oct 15 at 4:06AM
MLS# 24201717

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.

This two-family duplex contains 1,702 square feet in a side-by-side configuration. The unit mix includes one three-bedroom, 1.5-bath residence and a second one-bedroom, one-bath residence. Both units were renovated in 2023, and the property includes a private backyard with room for grilling, gardening, and outdoor use.

Built in 1920, the property sits on 0.13 acres and is served by public water and public sewer. Heating is provided by hot water, with window-unit cooling and a fireplace. The R6-zoned property is near I-95, the Merritt Parkway, rail service, and downtown Stamford.

Key Highlights

  • 1,702‑square‑foot two‑family duplex with side‑by‑side units
  • Unit mix includes 3 bedrooms and 1.5 baths in one unit, plus 1 bedroom and 1 bath in the other
  • Both units renovated in 2023

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$32,750
Cap Rate
3.97%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$655,000 $655.0K
Cap Rate 7%
$467,857 $467.9K
Cap Rate 9%
$363,889 $363.9K
Market Conditions
NOI Build-Up for 1,702 SF
Gross rent
$50.0K $29.40/SF
− Vacancy
−$3.3K −$1.91/SF
EGI
$46.8K $27.49/SF
− OpEx
−$14.0K −$8.25/SF
NOI
$32.8K $19.24/SF
Area
Stamford, CT
Vacancy
6.50%
Lease Rate
$29.40 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$655,000
Cap Rate 7%
$467,857
Cap Rate 9%
$363,889

Alternative Uses

Best Use
Multifamily LT 5
$467.9K
$409.4K – $545.8K (±1% cap)
NOI $32,750 @ 7.0% cap · market cap 3.97%
Second Best
Apartment 5plus
$418.5K
$366.2K – $488.2K (±1% cap)
NOI $29,292 @ 7.0% cap · market cap 3.55%
Theoretical Best
Office A
$615.4K
$538.5K – $718.0K (±1% cap)
NOI $43,078 @ 7.0% cap · market cap 5.22%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Auto Parts Store Locksmith Tanning Salon Pet Grooming Service Bed & Breakfast

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

2
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

1,554
Businesses Nearby

Demographics for 06906, CT

9,902
Population
3,727
Households
2.7
Avg Household Size
38
Median Age
47%
College-Educated
80%
High-School Grad
1.3 sq mi
ZIP Area
7,617
Density / Sq Mi
$91,710
Median Household Income
$45,518
Median Earnings
$2,207
Median Rent
$576,200
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025
Rey
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Frequently Asked Questions

What type of property is this?
Duplex - Side-by-side units combine a three-bedroom layout with a one-bedroom apartment and private outdoor space.
Where is this duplex located?
The property is located at 133 Rock Spring Road Stamford, CT.
What is the asking price?
The asking price for this property is $825,000.
What are key features of this property?
This property features: 1,702‑square‑foot two‑family duplex with side‑by‑side units; Unit mix includes 3 bedrooms and 1.5 baths in one unit, plus 1 bedroom and 1 bath in the other; Both units renovated in 2023
More about this property
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