155 Underdown Rd is a 5,285 square foot house on a 1.56 acre lot with 4 bedrooms and 3.5 bathrooms. - it last sold on September 13, 2018 for $1,285,215. Based on Redfin's Ann Arbor data, we estimate the home's value is $2,096,260.
Single-familyProperty Type
1935Year Built
1.56 acresLot Size
$397Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,096,260
$811K since sold in September 2018$170K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 96% higher than the average sale price ($1.07M) 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.
Permits
Nov 18, 2025 • Final
Mechanical
Generator
Nov 10, 2025 • Final
Building
Addition
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 1,414
Bathroom Information
# of Full Baths: 3
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Exterior
Property Information
Subdivision Name: SUPRVRS BARTON HILLS
Living Sq. Ft: 5,285
Ground Floor Sq. Ft: 3,220
Building Sq. Ft: 5,285
Legal Description: *OLD SID - IB 09-540-005-00 BHV 2-5 LOT 5, BLK 1, EXC BEG AT SE COR OF LOT 5, TH N 86 DEG 28' W 113.23 FT, TH N 48 DEG10' E 164.55 FT, TH S 4 DEG 42' W 117.12 FT TO POB, BEING PART OF LOT 5, BLK 1 SUP. PLAT - BARTON HILLS.
Parking & Garage Information
Garage/Parking Sq. Ft: 1,725
Lot Information
# of Buildings: 1
Land Sq. Ft: 67,954
Legal Lot Number: 5
Legal Block Number: 1
Municipality Name: BARTON HILLS VILLAGE
Acres: 1.56
Zoning Code: RH
County Use Description: RESIDENTIAL IMPROVED
State Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.5
Sq. Ft.: 5,285
Stories: —
Lot Size: 1.56 acres
Style: Single Family Residential
Year Built: 1935
Year Renovated: —
County: Washtenaw County
APN: IB-09-17-150-010
Home facts updated by county records on Oct 16, 2026
Around this home
Schools
K - 12
Preschool & daycare
Wines Elementary School
Public K-5 • Assigned • 1.4mi
8/10
Forsythe Middle School
Public 6-8 • Assigned • 1.5mi
9/10
Skyline High School
Public 9-12 • Assigned • 1.6mi
10/10
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
2/10 Heat Factor
7 days above 99° expected this year, 15 days in 30 years
2/10 Wind Factor
Minor risk of severe winds over next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Ann Arbor, MI • 48105
Average low and high temperatures (°F)
28
15
34
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52
32
61
40
68
48
81
59
85
64
80
59
77
53
65
44
49
36
35
23
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Dec
Sun exposure
In this area, properties receive around 9.8 hours in
June and 2.7 hours in December, placing it below the
U.S. average for solar exposure.
9.8 hrs
2.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.99M – $2.41M
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