Zip lookup · WI

53178
Sullivan, Wisconsin.

Sullivan, Jefferson County, WI · Watertown-Fort Atkinson, WI metro · population 2,497

What it costs per month · 53178 $2,285/mo

to buy the typical home at today's mortgage rate — +$1,297 (+131%) since Jan 2020.

What the home itself did
1 year
Up $24,476 +6%
$410,854$435,330 since Sep 2025
5 years
Up $110,873 +34%
$324,457$435,330 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 53178 $2,285 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 53178$2,285
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 12 years.

Typical home values in zip 53178 rose 6.0% over the past year — faster than the nation's +1.2%.

Zillow also publishes an index for the city itself: Sullivan, WI — measured over the city limits, which is a different area from this zip.

Typical home value $435,330 as of Sep 2026
+6.0%year on year

Typical home value — 53178

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $300,000 $400,000 2018 2020 2022 2024 2026 53178 $435,330 Watertown $369,348 United States $366,157
$200,000 $300,000 $400,000 2018 2022 2026
  • 53178$435,330
  • Watertown$369,348
  • United States$366,157

Within 20 miles

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
3.8 53137 Helenville 1,650 — $465,709
6.6 53118 Dousman 7,554 — $614,767
8.3 53066 Oconomowoc 37,558 $1,891 $582,512
9.2 53156 Palmyra 3,232 — $375,209
9.3 53549 Jefferson 9,873 — $346,485
10.3 53036 Ixonia 3,730 — $479,149
10.5 53069 Okauchee 671 — $747,946
10.6 53018 Delafield 8,201 $2,200 $688,333
10.6 53038 Johnson Creek 4,192 — $417,612
10.9 53094 Watertown 17,998 $1,087 $322,325
11.2 53119 Eagle 5,803 — $536,947
11.4 53058 Nashotah 3,405 — $729,096
11.4 53183 Wales 3,111 — $570,129
11.5 53153 North Prairie 2,548 — $511,514
15.2 53029 Hartland 21,778 $1,600 $672,442
15.5 53188 Waukesha 34,892 $1,657 $428,354
15.6 53538 Fort Atkinson 18,813 $1,339 $329,461
16.3 53190 Whitewater 20,499 $2,730 $363,567
16.4 53551 Lake Mills 9,731 — $429,264
16.6 53149 Mukwonago 19,614 — $514,627
16.7 53098 Watertown 11,353 — $335,196
16.8 53189 Waukesha 26,855 $1,770 $509,624
17.2 53072 Pewaukee 26,200 $2,148 $543,517
17.9 53120 East Troy 10,848 — $463,260
18.7 53059 Neosho 1,774 — $460,618
20.0 53186 Waukesha 33,374 $1,378 $368,088

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.