ZIP Code 51338 has segments in 2 Counties (Clay, Dickinson).
The ZIP Code maps and database are updated 4 times per year.
Database updated: June 1, 2025, Maps updated: May 1, 2024.
POPULATION | |
|---|---|
| Total Population | 947 (100%) |
| Population in Households | 947 (100.0%) |
| Population in Families | 759 (80.1%) |
| Population in Group Quarters1 | 0 |
| Population Density | 12 |
| Diversity Index2 | 12 |
INCOME | |
| Median Household Income | $75,581 |
| Average Household Income | $88,421 |
| % of Income for Mortgage4 | 21% |
| Per Capita Income | $38,842 |
| Wealth Index5 | 63 |
| Socioeconomic Status Index6 | Moderate (54.5) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 452 (100%) |
| Owner Occupied HU | 339 (75.0%) |
| Renter Occupied HU | 77 (17.0%) |
| Vacant Housing Units | 36 ( 8.0%) |
| Median Home Value | $255,303 |
| Average Home Value | $317,625 |
| Housing Affordability Index3 | 103 |
HOUSEHOLDS | |
| Total Households | 416 |
| Average Household Size | 2.28 |
| Family Households | 263 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | -0.26% | 0.19% |
| Households | -0.09% | 0.05% |
| Families | -0.38% | |
| Median Household Income | 2.30% | |
| Per Capita Income | 2.13% | |
| Owner Occupied HU | 0.12% |
The table below compares 51338 to the other 964 ZIP Codes in Iowa by rank and percentile using July 1, 2025 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 473 | 51st |
| Population Density | # 729 | 24th |
| Median Household Income | # 497 | 49th |
| Housing Affordability Index | # 252 | 26th |
| Per Capita Income | # 518 | 46th |
| Diversity Index | # 735 | 23rd |
Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.