Zip lookup · IA

50440
Grafton, Iowa.

Grafton, Worth County, IA · Mason City, IA metro · population 361

What it costs per month · 50440 $953/mo

to buy the typical home at today's mortgage rate — +$540 (+131%) since Jan 2020.

What the home itself did
1 year
Up $7,499 +4%
$174,001$181,500 since Sep 2025
5 years
Up $49,194 +37%
$132,306$181,500 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 50440 $953 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 50440$953
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 11 years.

Typical home values in zip 50440 rose 4.3% over the past year — faster than the nation's +1.2%.

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

Typical home value $181,500 as of Sep 2026
+4.3%year on year

Typical home value — 50440

Mid-tier homes, smoothed and seasonally adjusted.

$100,000 $200,000 $300,000 2019 2020 2021 2022 2023 2024 2025 2026 50440 $181,500 Mason City $202,575 United States $366,157
$100,000 $200,000 $300,000 2020 2022 2024 2026
  • 50440$181,500
  • Mason City$202,575
  • 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
5.6 50464 Plymouth 694 — $199,386
8.0 50456 Manly 1,699 — $152,775
8.8 50472 Saint Ansgar 2,560 — $249,500
9.1 50448 Kensett 620 — $183,165
12.2 50459 Northwood 3,045 — $204,393
12.3 50458 Nora Springs 2,094 — $194,514
13.0 50461 Osage 5,228 — $205,344
14.0 50401 Mason City 28,703 $975 $160,317
14.5 55953 Lyle 901 — $197,963
15.0 50471 Rudd 740 — $168,775
16.2 50444 Hanlontown 394 — $208,490
17.0 56036 Glenville 1,740 — $238,953
17.5 50476 Stacyville 706 — $176,177
19.3 50435 Floyd 713 — $205,672
19.4 50446 Joice 476 — $204,014

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