ZIP Code 50657
ZIP Code Tabulation Area in Grundy County, Iowa.
- Population
- 125
- Median household income
- $88,750
- Median home value
- $137,500
+17.9%’21–’23
+14.5%’21–’23
+32.0%’21–’23
ZIP Code 50657 is a ZIP Code Tabulation Area in Grundy County, Iowa, home to about 125 residents. Its median household income of $88,750 runs above the Grundy County figure of $83,617.
From 2021 to 2023, ZIP Code 50657's population grew 17.9% from 106 to 125, while its median household income rose 14.5% from $77,500 to $88,750.
24.1% of adults 25 and older hold a bachelor's degree or higher. Owners occupy 91.5% of the area's occupied homes.
Demographics
ACS 2019–2023- Population
- 125
- Median age
- 39.9 yrs
- Median household income
- $88,750
- Median home value
- $137,500
- Median gross rent
- —
- Housing units
- 47
- Homeownership rate
- 91.5%
- Bachelor's degree or higher
- 24.1%
- Unemployment rate
- 2.0%
Trends
ACS 5-year · 2019–2023106125
$77,500$88,750
$104,200$137,500
| Year | Population | Median household income | Median home value |
|---|---|---|---|
| 2021 | 106 | $77,500 | $104,200 |
| 2022 | 122 | $87,500 | — |
| 2023 | 125 | $88,750 | $137,500 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 512.8%
5 to 1713.6%
18 to 244.0%
25 to 3410.4%
35 to 4412.0%
45 to 5414.4%
55 to 6414.4%
65 to 749.6%
75 and over8.8%
| Count | Share | |
|---|---|---|
| Under 5 | 16 | 12.8% |
| 5 to 17 | 17 | 13.6% |
| 18 to 24 | 5 | 4.0% |
| 25 to 34 | 13 | 10.4% |
| 35 to 44 | 15 | 12.0% |
| 45 to 54 | 18 | 14.4% |
| 55 to 64 | 18 | 14.4% |
| 65 to 74 | 12 | 9.6% |
| 75 and over | 11 | 8.8% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 123 | 98.4% |
| Black or African American | 0 | 0.0% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 2 | 1.6% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 0 | 0.0% |
| Hispanic or Latino (any race) | 0 | 0.0% |
Educational attainment (age 25+)
No high school diploma2.3%
High school graduate49.4%
Some college or associate's24.1%
Bachelor's degree21.8%
Graduate or professional degree2.3%
| Count | Share | |
|---|---|---|
| No high school diploma | 2 | 2.3% |
| High school graduate | 43 | 49.4% |
| Some college or associate's | 21 | 24.1% |
| Bachelor's degree | 19 | 21.8% |
| Graduate or professional degree | 2 | 2.3% |
Commute to work
- Mean travel time to work
- 18 min
Drove alone80.0%
Carpooled11.1%
Public transit0.0%
Walked2.2%
Bicycle0.0%
Worked from home6.7%
Other means0.0%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 36 | 80.0% |
| Carpooled | 5 | 11.1% |
| Public transit | 0 | 0.0% |
| Walked | 1 | 2.2% |
| Bicycle | 0 | 0.0% |
| Worked from home | 3 | 6.7% |
| Other means | 0 | 0.0% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 23 | 54.8% |
| 15 to 29 min | 7 | 16.7% |
| 30 to 44 min | 9 | 21.4% |
| 45 to 59 min | 0 | 0.0% |
| 60+ min | 3 | 7.1% |
Households
- Average household size
- 2.66
- Poverty rate
- 13.6% (17 of 125)
| Count | Share | |
|---|---|---|
| Family households | 38 | 80.9% |
| Nonfamily households | 9 | 19.1% |
Housing
- Median year structure built
- 1964
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 47 | 100.0% |
| Vacant | 0 | 0.0% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 43 | 91.5% |
| Renter-occupied | 4 | 8.5% |
1-unit, detached93.6%
1-unit, attached6.4%
2 to 4 units0.0%
5 to 19 units0.0%
20 or more units0.0%
Mobile home & other0.0%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 44 | 93.6% |
| 1-unit, attached | 3 | 6.4% |
| 2 to 4 units | 0 | 0.0% |
| 5 to 19 units | 0 | 0.0% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 0 | 0.0% |
Geography
- ZCTA
- 50657
- Land area
- 0.15 sq mi
- Water area
- 0 sq mi
- Center point
- 42.3445, -92.6740
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)