For Sale
House for sale at 100 William St, New Haven, CT 06511 | MLS# 24197946 | Listing updated on 2026-10-04
Photo 1 of House for sale at 100 William St, New Haven, CT 06511 | MLS# 24197946 | Listing updated on 2026-10-04
Photo 2 of House for sale at 100 William St, New Haven, CT 06511 | MLS# 24197946 | Listing updated on 2026-10-04
Photo 3 of House for sale at 100 William St, New Haven, CT 06511 | MLS# 24197946 | Listing updated on 2026-10-04
Photo 4 of House for sale at 100 William St, New Haven, CT 06511 | MLS# 24197946 | Listing updated on 2026-10-04
29+
Beds Icon

Street View

$680,000

Monthly Est:$3,385

  • Beds Icon4 Beds
  • Beds Icon
    2 Baths
  • Beds Icon2,400sqft

100 William St, New Haven, CT 06511

$3,385/moEst:

Get Pre-Approved

  • Duplex

  • Built in 1880

  • $-- HOA

  • 5,227.2 sqft lot

  • $283/sq.ft

Description

Discover a prime investment opportunity with this exceptional multi-family property located in the heart of New Haven, CT. This well-maintained building offers a total of 2 spacious units, each designed for comfort and convenience. Amenities include off-street parking, on-site laundry, beautifully landscaped yard. Situated in a vibrant neighborhood, this property is just minutes away from Yale University, downtown New Haven, and a variety of dining, shopping and cultural attractions. Public transportation is easily accessible, making it convenient for tenants. Potential for increased revenue. Don't miss out on this rare opportunity to own a two-family home in one of Connecticut's most sought-after area. Walking distance to New Haven's Best! And let's not forget to mention the BEAUTIFUL back yard! You will never see another with such awesome plantings designed to cater to a multifamily residence with lush greenery and thoughtfully arranged spaces that invite both relaxation and community bonding. A true city oasis! This is a must-see property!

  • Houzeo last checked: 5 minutes ago
  • Listing updated: October 4, 2026 at 12:40 am
  • Listing Provided by: Maryrose Krafcik | Ellison Homes Real Estate
  • Source: SMART MLS-CT | MLS#: 24197946 SMART MLS-CT

Property Details

  • Status

    Active

  • Type

    Multi Family

  • No. of Stories

    -

  • County

    New Haven County

  • City

    New Haven

  • Neighborhood

    Wooster Square Mill River

  • Year Built

    1880

  • HOA Fees

    -

  • Finished Area

    2,400 sqft

  • Lot Size

    5,227.2 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    SMART MLS

  • MLS Number

    24197946

  • MLS Status

    Active

  • Days on Market

    52

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Location

HOA Management

0

HOA Fees

$-/

Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 4

    Bathrooms: 2

Interior

  • Cooling

    Central Air, Split System

  • Heating

    Natural Gas, Baseboard

  • Sewer

    Public Sewer Connected

  • Exterior Features

    Deck, Garden Area

Construction

  • Year Built

    Year Built: 1880

  • Home type

    Duplex

  • Roof

    Asphalt Shingle

  • Architectural Style

    Units On Different Floors

  • Foundation Details

    Masonry

Utilities & Energy

  • Water Source

    Public Water Connected

  • Basement

    Full

  • Laundry Features

    Basement Hook Up(s), Hook Up In Unit 2

  • Parking Features

    Paved, Off Street Parking, Driveway

Other Features

  • Lot Features

    City Views, Level Lot

  • Subdivision Name

    Wooster Square

Price History

DateEventPrice

08/21/2026

Source: mls_logoSMART MLS-CT #24197946

Listed for Sale

$680,000

$283/sqft

08/19/2026

Source: mls_logoSMART MLS-CT #24197946

Coming Soon

$680,000 +45233.33%

$283/sqft

06/26/2019

Source: #170210663

Price Increased

$1,500 +7.14%

$1/sqft

07/14/2016

Source: #N10140322

Price Decreased

$1,400 -99.58%

$1/sqft

09/29/2015

Source: #N10043576

Sold

$330,000

$138/sqft

Nearby Homes

Based on information provided to and compiled by the SMART MLS, Inc. through Oct 11, 2026, 09:45AM. IDX information is provided exclusively for consumers’ personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed accurate by the MLS. ©2026 SMART MLS, Inc. All Rights Reserved.

Advertising Broker: Derek Greene | The Greene Realty Group