ZIP Code 51001 has segments in 2 Counties (Plymouth, Union).
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 | 2,391 (100%) |
Population in Households | 2,345 (98.1%) |
Population in Families | 1,917 (80.2%) |
Population in Group Quarters1 | 46 ( 1.9%) |
Population Density | 25 |
Diversity Index2 | 21 |
INCOME | |
Median Household Income | $71,036 |
Average Household Income | $90,618 |
% of Income for Mortgage4 | 17% |
Per Capita Income | $35,544 |
Wealth Index5 | 71 |
Socioeconomic Status Index6 | Moderate (57.7) |
HOUSING | |
---|---|
Total HU (Housing Units) | 1,004 (100%) |
Owner Occupied HU | 719 (71.6%) |
Renter Occupied HU | 217 (21.6%) |
Vacant Housing Units | 68 ( 6.8%) |
Median Home Value | $186,895 |
Average Home Value | $219,075 |
Housing Affordability Index3 | 133 |
HOUSEHOLDS | |
Total Households | 936 |
Average Household Size | 2.51 |
Family Households | 619 |
Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
---|---|---|
Population | 0.64% | 0.16% |
Households | 0.50% | 0.00% |
Families | -0.62% | |
Median Household Income | 1.27% | |
Per Capita Income | 2.19% | |
Owner Occupied HU | 0.11% |
The table below compares 51001 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 | # 244 | 75th |
Population Density | # 422 | 56th |
Median Household Income | # 616 | 36th |
Housing Affordability Index | # 601 | 62nd |
Per Capita Income | # 701 | 27th |
Diversity Index | # 326 | 66th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.