Zip lookup · IA

50565
Marathon, Iowa.

Marathon, Buena Vista County, IA · Storm Lake, IA metro · population 380

What it costs per month · 50565 $566/mo

to buy the typical home at today's mortgage rate — +$265 (+88%) since Jan 2020.

What the home itself did
1 year
Up $4,731 +5%
$103,153$107,884 since Sep 2025
5 years
Up $19,325 +22%
$88,559$107,884 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 50565 $566 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 50565$566
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 18 years.

Typical home values in zip 50565 rose 4.6% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Buena Vista County, IA 95% · Clay County, IA 5%

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

Typical home value $107,884 as of Sep 2026
+4.6%year on year

Typical home value — 50565

Mid-tier homes, smoothed and seasonally adjusted.

$100,000 $200,000 $300,000 2018 2020 2022 2024 2026 50565 $107,884 Storm Lake $186,352 United States $366,157
$100,000 $200,000 $300,000 2018 2022 2026
  • 50565$107,884
  • Storm Lake$186,352
  • 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
6.9 51366 Webb 245 — $189,863
7.0 50510 Albert City 1,042 — $152,811
8.0 50554 Laurens 1,653 — $75,798
8.1 50585 Sioux Rapids 1,080 — $171,071
10.0 50576 Rembrandt 277 — $150,233
12.4 51343 Greenville 172 — $174,852
12.5 50515 Ayrshire 251 — $137,716
13.5 51033 Linn Grove 421 — $200,722
14.9 50546 Havelock 356 — $135,429
16.4 50588 Storm Lake 13,431 — $193,666
16.5 50568 Newell 1,384 — $166,717
18.0 50574 Pocahontas 2,132 — $115,932
18.7 51333 Dickens 374 — $242,910
19.0 51047 Peterson 693 — $168,195
19.3 50562 Mallard 377 — $155,588
19.3 51358 Ruthven 1,213 — $186,987
19.7 50540 Fonda 998 — $109,932
19.8 51002 Alta 2,787 — $209,554

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