Great opportunity to own this nearly 2,700 square foot side by side duplex in the Williamsville school district. Each unit features a large living/dining “L”, ample sized eat in kitchen and half bath on the first floor. There are 3 large bedrooms with double closets and a full bath upstairs. Each unit has a private basement, and the garage is divided to provide privacy for each unit. Architectural shingle roof. Price reflects needed updates and a cash sale is preferred. Property is being sold in “as is” condition. Showings begin Monday December 22, 2025 – negotiations begin Monday January 5, 2026 (5PM). Taxes shown are from municipal website.
Closed
$331,000
515 Mill St, Williamsville, NY 14221
6beds
2,688sqft
Duplex, Multi Family
Built in 1966
-- sqft lot
$339,100 Zestimate®
$123/sqft
$1,960 Estimated rent
Home value
$339,100
$319,000 - $359,000
$1,960/mo
Zestimate® history
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Private basementArchitectural shingle roof
Zillow last checked:
Listing updated:
Listed by:
Gerald M Strobel 716-866-4564,
MJ Peterson Real Estate Inc.,
Stephen J Duffy 716-445-8153,
MJ Peterson Real Estate Inc.
Bought with:
Mikhail Yuzbashev, 10401359766
Cilicia Realty LLC
Source: NYSAMLSs,MLS#: B1655464
Originating MLS: Buffalo
Originating MLS: BuffaloFacts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 4
- Full bathrooms: 2
- 1/2 bathrooms: 2
Heating
- Gas, Forced Air
Appliances
- Included: Gas Water Heater
Features
- Flooring: Carpet, Varies, Vinyl
- Basement: Full,Sump Pump
- Has fireplace: No
Interior area
- Total structure area: 2,688
- Total interior livable area: 2,688 sqft
Property
Parking
- Total spaces: 2
- Parking features: Garage, Paved, Two or More Spaces, Garage Door Opener
- Garage spaces: 2
Features
- Levels: Two
- Stories: 2
Lot
- Size: 8,250 Square Feet
- Dimensions: 75 x 110
- Features: Irregular Lot, Residential Lot
Details
- Parcel number: 1422890690900004022000
- Special conditions: Standard
Construction
Type & style
- Home type: MultiFamily
- Architectural style: Duplex
- Property subtype: Duplex, Multi Family
Materials
- Brick, Composite Siding
- Foundation: Poured
- Roof: Architectural,Shingle
Condition
- Resale
- Year built: 1966
Utilities & green energy
- Electric: Circuit Breakers
- Sewer: Connected
- Water: Connected, Public
- Utilities for property: Cable Available, Sewer Connected, Water Connected
Community & HOA
Location
- Region: Williamsville
Financial & listing details
- Price per square foot: $123/sqft
- Tax assessed value: $389,000
- Annual tax amount: $8,873
- Date on market: 12/22/2025
- Cumulative days on market: 15 days
- Listing terms: Cash,Rehab Financing
Price history
| Date | Event | Price |
|---|---|---|
| 3/12/2026 | Sold | $331,000+32.5%$123/sqft |
Source:  NYSAMLSs #B1655464 Report a problem | ||
| 1/6/2026 | Pending sale | $249,900$93/sqft |
Source: NYSAMLSs #B1655464 Report a problem | ||
| 12/22/2025 | Listed for sale | $249,900$93/sqft |
Source: NYSAMLSs #B1655464 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | -- | $389,000 |
| 2024 | -- | $389,000 +100.5% |
| 2023 | -- | $194,000 |
| 2022 | -- | $194,000 |
| 2021 | -- | $194,000 |
| 2020 | -- | $194,000 |
| 2019 | -- | $194,000 |
| 2018 | -- | $194,000 -3% |
| 2017 | $3,341 +71.6% | $200,000 +42.8% |
| 2016 | $1,947 | $140,100 |
| 2015 | -- | $140,100 |
| 2014 | -- | $140,100 |
| 2013 | -- | $140,100 |
| 2012 | -- | $140,100 |
| 2011 | -- | $140,100 |
| 2010 | -- | $140,100 |
| 2009 | -- | $140,100 +3.8% |
| 2008 | -- | $135,000 |
| 2007 | -- | $135,000 |
| 2006 | -- | $135,000 |
| 2005 | -- | $135,000 |
| 2004 | -- | $135,000 +9.3% |
| 2003 | -- | $123,500 |
| 2002 | -- | $123,500 |
| 2001 | -- | $123,500 +11.2% |
| 2000 | -- | $111,100 |
Find assessor info on the county website
Neighborhood: 14221
Nearby homes
- $349,9003 bd2 ba1.9k sqft523 Mill St, Williamsville, NY 14221Off Market
- $305,1003 bd1 ba1.6k sqft510 Mill St, Williamsville, NY 14221Off Market
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Nearby schools
GreatSchools rating
- 7/10Mill Middle SchoolGrades: 5-8Distance: 0.1 mi
- 8/10Williamsville South High SchoolGrades: 9-12Distance: 1 mi
- 5/10Forest Elementary SchoolGrades: PK-4Distance: 1.1 mi
Schools provided by the listing agent
- Elementary: Forest Elementary
- Middle: Mill Middle
- High: Williamsville South High
- District: Williamsville
Source: NYSAMLSs. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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- New York
- Erie County
- Williamsville
- 14221
- 515 Mill St
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