17200 W Observatory Rd is a 1,822 square foot house on a 0.78 acre lot with 3 bedrooms and 1 bathroom. - it last sold on February 12, 1998 for $94,000. Based on Redfin's New Berlin data, we estimate the home's value is $364,186.
Single-familyProperty Type
1900Year Built
0.78 acresLot Size
$200Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$364,186
$270K since sold in February 1998$1,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 23.8% lower than the average sale price ($478K) 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-4
Low-Density Single-Family Residential District
The R-4 Low-Density Single-Family Residential District is intended to provide for existing single-family residential development, at a density not to exceed 2.2 dwelling units per net residential acre, and new large-lot subdivisions served by public sanitary sewer and water facilities.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Other
Fire house
Police station
Property details
Interior
Basement Information
Basement Sq. Ft: 873
Basement Type: Full
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Fuel Type: Gas
Room Information
# of Rooms: 8
Exterior
Exterior Information
Foundation Type: Continuous Footing
Building Style Type: Old
Exterior Wall: Aluminum/Vinyl
Roof Covering Type: Clay Tile
Roof Shape Type: Clay Tile
Building Improvement Type: Single Family
Property Information
Subdivision Name: OBSERVATORY HEIGHTS
Living Sq. Ft: 1,822
Ground Floor Sq. Ft: 1,167
Building Sq. Ft: 2,695
# of Stories: 1.5
Legal Description: PT NE1/4 SEC 21 T6N R20E; COM AT SE CRNR OF NE1/4 OF NE1/4 OF SEC; W ALNG CNTRLNE OF ROAD TO A PNT LCTD ALNG E LINE OF EXTNDD LOT 7 BLK 3 OBSERVATORY HEIGHTS SUBD 30 FT S OF SE CRNR OF SAID LOT 7; N ALNG SAID E LINE EXTNDD OF LOT 7 TO SE CRNR OF SAID LOT 7; N ALNG E LINE OF SAID LOT 7 TO PNT WHCH IS NE CRNR OF SAID LOT 7 & IS ALSO SW CRNR OF LOT 1 BLK 3 OBSERVATORY HEITS SUBD; E ALNG S LINE OF SAID LOT 1 TO CNTRLNE OF CALHOUN ROAD; S ALNG CNTRLNE OF CALHOUR ROAD TO BGN :: EX DOC #2109129 FOR ROAD
Lot Information
# of Buildings: 1
Land Sq. Ft: 34,020
Legal Lot Number: 7
Legal Block Number: 3
Municipality Name: NEW BERLIN CITY
Acres: 0.781
Depth Footage: 200
Front Footage: 170
Zoning Code: R4
State Use Description: RESIDENTIAL
Utility Information
Sewer Type: Septic
Water Service Type: Well
Utility Type: Gas Public
Financial
Assessor Information
Assessment Year: 2025
Tax District County: NEW BERLIN CITY
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,822
Stories: 1.5
Lot Size: 0.78 acres
Style: Single Family Residential
Year Built: 1900
Year Renovated: 1950
County: Waukesha County
APN: NBC 1233999
Home facts updated by county records on Jun 15, 2026
Around this home
Schools
Ronald Reagan Elementary School
Public PreK-6 • Assigned • 0.2mi
6/10
New Berlin Middle/High School
Public 7-12 • Assigned • 1.6mi
9/10
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
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
1/10 Heat Factor
7 days above 100° expected this year, 13 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, 1 days in 30 years
Provided by First Street
Historical weather
New Berlin, WI • 53146
Average low and high temperatures (°F)
26
12
34
18
50
30
59
39
66
46
79
60
82
64
79
62
76
56
65
46
47
34
33
20
Jan
Feb
Mar
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May
Jun
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Sun exposure
In this area, properties receive around 10 hours in
June and 3.4 hours in December, placing it below the
U.S. average for solar exposure.
10 hrs
3.4 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$346,000 – $419,000
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