51331 — Arnolds Park, IA Home Values
Typical home value $466,837 as of June 2026 · 1st of 7 in Spirit Lake, IA
Blue: typical home value (Zillow ZHVI) in ZIP code 51331, June 2021 to June 2026. This page shows observed data only; no forecast.
How 51331 compares in the Spirit Lake, IA area
ZIP code 51331 (Arnolds Park, IA) has a typical home value of $466,837 as of June 2026, ranking 1st of 7 ZIP codes tracked in the Spirit Lake, IA area, the most expensive ZIP code in the metro. Prices here have moved -2.1% over the trailing 12 months. Over the past five years, the typical value in this ZIP code has changed +33.1%, from $350,636 in June 2021 to $466,837 in June 2026.
Every figure above is observed Zillow data. Sialim's forecasting engine works at the metro level; see the Spirit Lake, IA forecast for a modeled outlook, or browse the full ranked list of ZIP codes in Spirit Lake.
Population and demographics
ZIP code 51331 has a population of 920, per the Census Bureau's American Community Survey 5-year estimate. By race and ethnicity: 98.1% White, 1.6% two or more races, and 0.3% Hispanic or Latino.
Nearby public schools
| School | Address | Distance |
|---|---|---|
| Okoboji Elementary School | 705 N Ave, Milford, IA | 2.8 mi |
| Okoboji High School | 901 H. Ave., Milford, IA | 2.8 mi |
| Okoboji Middle School | 1800 6th Street, Milford, IA | 3 mi |
Distance is straight-line from the ZIP code's center; driving distance will be longer. School attendance is set by district boundaries, not proximity. Confirm which school a specific address is zoned for with the local school district. Source: National Center for Education Statistics.
Frequently asked questions
What is the typical home value in ZIP code 51331?
$466,837 as of June 2026, the latest month Zillow has published observed data for.
Is 51331 an expensive ZIP code in the Spirit Lake, IA area?
51331 ranks 1st of 7 ZIP codes in the Spirit Lake, IA area by typical home value, the most expensive ZIP code in the metro.
How much have home values in 51331 changed over the past year?
-2.1% over the trailing 12 months, from observed Zillow data.
What is the population of ZIP code 51331?
920, per the US Census Bureau's American Community Survey 5-year estimate.
What are the closest public schools to ZIP code 51331?
Okoboji Elementary School (2.8 mi), Okoboji High School (2.8 mi), Okoboji Middle School (3 mi), by straight-line distance from the ZIP code's center. School attendance is set by district boundaries, not proximity. Confirm assignment with the local school district.
Is this page showing a forecast for 51331?
No. Every number on this page is observed Zillow data as of June 2026, not a forecast. Sialim's forecasting engine runs at the metro level; see the Spirit Lake, IA forecast for a modeled outlook.
ZIP-level values shown here are observed Zillow data, not forecasts. Sialim's forecasting engine works at the metro level today; ZIP-level forecasts are planned for Sialim Pro. Data © Zillow, via Zillow Research.