490 S Union Rd is a 936 square foot house on a 1.09 acre lot with 1 bedroom and 1 bathroom. - it last sold on September 24, 1993 for $33,000. Based on Redfin's Dayton data, we estimate the home's value is $97,588.
Single-familyProperty Type
1982Year Built
1.09 acresLot Size
$104Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$97,588
$65K since sold in September 1993$2,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.6% lower than the average sale price ($110K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
R-1
Single Family Residential District
The R-1 zoning district principally provides for single-family residences on tracts of land with a minimum of 20,000 net square feet of lot area. Certain compatible uses on half-acre or larger lots are also permitted.
Property details
Interior
Bathroom Information
# of Full Baths: 1
# of Bathroom Fixtures: 5
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Central
Room Information
# of Rooms: 6
Exterior
Exterior Information
Building Style Type: Ranch
Exterior Wall: Aluminum/Vinyl
Property Information
Living Sq. Ft: 936
Adjusted Gross Sq. Ft: 940
Ground Floor Sq. Ft: 936
Building Sq. Ft: 936
# of Stories: 1
Stories Type: 1
Legal Description: 5-3-3
Parking & Garage Information
Parking Type: Detached Block/Frame Garage
Garage/Parking Sq. Ft: 624
Garage / Carport Type: Detached Block/Frame
Lot Information
# of Buildings: 1
Land Sq. Ft: 47,480
Legal Lot Number: 149
Municipality Name: JEFFERSON TOWNSHIP
Acres: 1.09
County Use Description: SFD TO 9.99 AC
State Use Description: RESIDENTIAL
Location Information
Parcel Location Influence: Neighborhood / Spot
Utility Information
Electricity / Wiring Type: Available
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2025
Tax District County: JEFFERSON TWP LSD
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 936
Stories: 1.0
Lot Size: 1.09 acres
Style: Single Family Residential
Year Built: 1982
Year Renovated: —
County: Montgomery County
APN: G27 01603 0149
Home facts updated by county records on Sep 18, 2026
Around this home
Schools
Blairwood Elementary School
Public K-6 • Assigned • 2.1mi
4/10
Jefferson High School
Public 7-12 • Assigned • 2.2mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
3/10 Heat Factor
7 days above 101° expected this year, 18 days in 30 years
2/10 Wind Factor
1% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Dayton, OH • 45417
Average low and high temperatures (°F)
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71
48
54
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29
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Sun exposure
In this area, properties receive around 9.6 hours in
June and 3.1 hours in December, placing it below the
U.S. average for solar exposure.
9.6 hrs
3.1 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$93,000 – $113,000
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