21 Union St

1,506 Sq. Ft.
$113 / Sq. Ft.
1,506
Sq. Ft.
$113
per Sq. Ft.

Description

Nestled on a quiet street, this adorable 2-story home is full of charm and comfort. Enjoy summers on the spacious 2-story deck or in the above-ground pool, perfect for entertaining. The detached 1.5-car garage offers both parking and additional storage. Inside, the living and dining rooms offer a cozy feel with brand-new carpet. The kitchen offers newer appliances and a sunny bonus room with brand-new windows, the perfect spot to enjoy your morning coffee. The first floor also includes a convenient...Nestled on a quiet street, this adorable 2-story home is full of charm and comfort. Enjoy summers on the spacious 2-story deck or in the above-ground pool, perfect for entertaining. The detached 1.5-car garage offers both parking and additional storage. Inside, the living and dining rooms offer a cozy feel with brand-new carpet. The kitchen offers newer appliances and a sunny bonus room with brand-new windows, the perfect spot to enjoy your morning coffee. The first floor also includes a convenient half bath and a walk-in pantry/laundry room. Upstairs, you’ll find three good sized bedrooms and a full bath, creating the ideal layout for everyday living. All this just blocks from Casey Park, Falcon Park, and the heart of downtown Auburn. Don’t miss your chance to call this gem home, schedule your showing today!
  1. Listed by Emily Ehrgott • Acropolis Realty Group LLC
    P: (315)-396-0493 C: (315)-396-0493 emilygehrgott@gmail.com

Property Details for 21 Union Street

Styles Of Residence
Historic Antique, Two Story
On Waterfront
No
Parking Description
Detached, Electricity, Garage, Storage
Nearest Cross Street
State St.
LISTING UPDATED: 12/30/2025 01:18 PM

Property Details for 21 Union Street

StatusClosed
MLS #S1647896
Days on Market5
Taxes$4,947 / year
HOA Fees-
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeResidential / Single Family Residence
Year Built1900
Lot Size0.18 AC / 7,906 SF
CountyCayuga County

Location

Listing Courtesy of Acropolis Realty Group LLC

Sold By Acropolis Realty Group LLC

Add your commute

Building Information for 21 Union Street

Stories2Year Built1900Building Size-Lot Size0.18 AC / 7,906 SF

Payment Calculator

$1,241 per month

30 year fixed, 6.15% Interest

Principal and Interest

$828

Property Taxes

$412

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Property Information for 21 Union Street

Summary
Location and General Information
  • Elementary School Name: Casey Park Elementary
  • Elementary School District: Auburn
  • High School Name: Auburn High
  • High School District: Auburn
  • Middle School Name: Auburn Junior High
  • Middle Or Junior School District: Auburn
  • Village: Not Applicable
  • Human YN: Yes
Parking
  • Attached Garage YN: No
  • Garage Spaces per Apt: 1.50
  • Garage YN: Yes
Taxes and HOA Information
  • Area NYSWIS Code: Auburn-050100
  • Tax Annual Amount: $4,947.00
Property
Lot Information
  • Building Area Total: 1506.0
  • Land Features: Near Public Transit, Rectangular, Rectangular Lot, Residential Lot
  • Num Of Acres: 0.1815
  • Lot Size Area: 0.1815
  • Lot Size Square Feet: 7906.0
  • Lot Size Units: Acres
  • Parcel Number: 050100-108-083-0001-066-000-0000
  • Road Frontage: City Street
  • Lot Number: 66
Property and Assessments
  • Property Condition: Resale
  • Senior Community YN: No
  • Assessed Value: $124,100
  • Year Built: 1900
  • Year Built Description: Existing
Utilities
  • Electric Service: Circuit Breakers
  • Sewer Description: Connected
  • Utilities Available: Cable Available, Electricity Connected, High Speed Internet Available, Sewer Connected, Water Connected
  • Water Supply: Connected, Public
Interior and Exterior Features
Exterior Features
  • Construction Materials: Vinyl Siding, Pex Plumbing
  • Exterior Features: Blacktop Driveway, Deck, Enclosed Porch, Fully Fenced, Pool, Porch
  • Fencing: Full
  • Foundation Description: Block
  • Patio And Porch Features: Covered, Deck, Porch
  • Pool Features: Above Ground
  • Roof Description: Asphalt
Interior Features
  • Appliances: Dryer, Dishwasher, Exhaust Fan, Disposal, Gas Oven, Gas Range, Gas Water Heater, Microwave, Refrigerator, Range Hood, Washer
  • Basement Description: Full, Walk Out Access
  • Basement YN: Yes
  • Num Of Possible Bedrooms: 3
  • Num Fireplaces Total Calculated: 1
  • Fireplace YN: Yes
  • Floor Description: Carpet, Hardwood, Varies, Vinyl
  • Heating: Gas, Baseboard, Hot Water
  • Heating YN: Yes
  • Interior Features: Ceiling Fans, Separate Formal Living Room, Living Dining Room, Solid Surface Counters, Walk In Pantry
  • Laundry Features: Main Level
  • Levels: Two
  • Sq Ft Total: 1506.0
  • Main Level Bathrooms: 1
  • Num Bedrooms 1 St Floor: 0
  • Num Of Rooms: 10
  • Window Features: Storm Windows, Thermal Windows
Multi Family
Multi-Family Information
  • Number Of Units Total: 0
  • Stories: 2
  • Stories Total: 2

Property History for 21 Union Street

DateEvent & SourcePriceAppreciation
Dec 29, 2025

Sold

WNYREIS #S1647896

$169,950
Nov 3, 2025

Contract Out

WNYREIS #S1647896

Nov 2, 2025

Pending

WNYREIS #S1647896

Oct 28, 2025

Listed (Active)

WNYREIS #S1647896

$169,900
Oct 22, 2025

Expired

WNYREIS #S1639194

Oct 20, 2025

Price Change

WNYREIS #S1639194

$169,900
Oct 10, 2025

Price Change

WNYREIS #S1639194

$175,000
Oct 1, 2025

Price Change

WNYREIS #S1639194

$180,000
Sep 20, 2025

Listed (Active)

WNYREIS #S1639194

$185,000
Nov 19, 2015

Sold

WNYREIS #S337367

$86,920
Oct 30, 2015

Sold (Public Record)

Public Record #559262668

$77,080
Aug 5, 2015

Pending

WNYREIS #S337367

Jul 15, 2015

Listed (Active)

WNYREIS #S337367

$84,900
DateEvent & SourcePrice
12/29/2025

Sold

WNYREIS #S1647896

$169,950
11/03/2025

Contract Out

WNYREIS #S1647896

11/02/2025

Pending

WNYREIS #S1647896

10/28/2025

Listed (Active)

WNYREIS #S1647896

$169,900
10/22/2025

Expired

WNYREIS #S1639194

10/20/2025

Price Change

WNYREIS #S1639194

$169,900
10/10/2025

Price Change

WNYREIS #S1639194

$175,000
10/01/2025

Price Change

WNYREIS #S1639194

$180,000
09/20/2025

Listed (Active)

WNYREIS #S1639194

$185,000
11/19/2015

Sold

WNYREIS #S337367

$86,920
10/30/2015

Sold (Public Record)

Public Record #559262668

$77,080
08/05/2015

Pending

WNYREIS #S337367

07/15/2015

Listed (Active)

WNYREIS #S337367

$84,900

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 21 Union Street

Taxable ValueLand$14,400Additions$109,700Total$124,100
Tax Record2024$2,890 ($241 / month)
Home Facts
Beds3Baths1.5Total Finished SqFt1,506 SqFtAbove Grade Finished SqFt1,506 SqFtStories2Lot Size8,000 SqFtStyleSingle Family ResidenceYear Built1900Year Renovated1980ZoningR1CountyCAYUGAAPN050100 108.83-1-66

Schools near 21 Union Street

This home is within Auburn City School District.
Rating
School
Type
Grades
Distance
Public - K to 6
Public - 7 to 8
Public - 9 to 12
Public - K to 6
Rating
School
Distance
Owasco Elementary School
PublicK to 6

Auburn Junior High School
Public7 to 8

Auburn High School
Public9 to 12

William H Seward Elementary School
PublicK to 6

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Listing Courtesy of Acropolis Realty Group LLC

Based on information from one of the following Multiple Listing Services: WNYREIS and Greater Binghamton Association of REALTORS. Information being provided is for the visitor's personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by WNYREIS and Greater Binghamton Association of REALTORS is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.