Zip lookup · WI

54840
Grantsburg, Wisconsin.

Grantsburg, Burnett County, WI · population 4,775

What it costs per month · 54840 $1,356/mo

to buy the typical home at today's mortgage rate — +$814 (+150%) since Jan 2020.

What the home itself did
1 year
Up $7,872 +3%
$250,455$258,327 since Sep 2025
5 years
Up $63,786 +33%
$194,541$258,327 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 54840 $1,356 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 54840$1,356
  • 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 54840 rose 3.1% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Burnett County, WI 88% · Polk County, WI 12%

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

Typical home value $258,327 as of Sep 2026
+3.1%year on year

Typical home value — 54840

Mid-tier homes, smoothed and seasonally adjusted.

$150,000 $200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 54840 $258,327 United States $366,157
$150,000 $200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 54840$258,327
  • 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
11.6 54006 Cushing 852 — $276,139
11.7 55063 Pine City 9,212 — $297,313
14.1 55069 Rush City 5,836 $980 $322,574
14.2 54872 Siren 2,569 — $277,514
17.0 54837 Frederic 3,803 — $262,006
17.1 54853 Luck 3,506 — $321,262
17.9 54024 Saint Croix Falls 5,035 — $333,781
18.3 55037 Hinckley 5,215 — $195,476
18.7 55032 Harris 3,416 — $410,499
19.8 54858 Milltown 1,636 — $302,533

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