Population 187 · Census ACS 2020–24
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Population and households in ZIP 51648
Household size in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 2.24 | 2.44 | 2.68 |
| 2010–14 | 2.30 | 2.45 | 2.73 |
| 2015–19 | 2.44 | 2.43 | 2.71 |
| 2020–24 | 2.28 | 2.43 | 2.65 |
| Change | +0.03 | −0.01 | −0.03 |
ZIP 51648 is a place of small households, averaging 2.28 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children.
Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).
Median age in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 50.9 | 38.8 | 37.7 |
| 2010–14 | 50.5 | 39.3 | 38.6 |
| 2015–19 | 43.0 | 39.7 | 39.6 |
| 2020–24 | 48.7 | 39.8 | 40.1 |
| Change | −2.3 | +1.0 | +2.3 |
With a median age of 48.7, ZIP 51648 is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. Since 2006–10, the median age has dropped from 50.9, but in a place this small, survey estimates can swing a lot from one release to the next.
Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).
Single-parent households in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 4.4% | 9.5% | 12.3% |
| 2010–14 | 3.3% | 9.9% | 12.3% |
| 2015–19 | 10.1% | 10.0% | 11.6% |
| 2020–24 | 7.2% | 10.0% | 11.6% |
| Change | +2.8 pts | +0.6 pts | −0.6 pts |
Single-parent households are relatively rare in ZIP 51648: 7.2% of households, against 11.6% nationally.
Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).
Housing in ZIP 51648
Renters in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 20.6% | 26.8% | 33.3% |
| 2010–14 | 14.0% | 28.2% | 35.6% |
| 2015–19 | 16.9% | 28.9% | 36.0% |
| 2020–24 | 23.8% | 28.3% | 34.8% |
| Change | +3.2 pts | +1.5 pts | +1.5 pts |
ZIP 51648 is largely a place of homeowners: only 23.8% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 66.1% have no mortgage at all, well above the national share of 39.8%.
Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).
Vacant homes in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 6.2% | 8.7% | 11.4% |
| 2010–14 | 18.8% | 8.6% | 11.4% |
| 2015–19 | 13.8% | 9.4% | 11.1% |
| 2020–24 | 10.1% | 8.8% | 9.6% |
| Change | +3.9 pts | +0.1 pts | −1.8 pts |
Vacancy in ZIP 51648 is close to the national rate: 10.1% of homes are empty, against 9.6%.
Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).
Age of homes in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 1970 | 1965 | 1974 |
| 2010–14 | 1964 | 1967 | 1975 |
| 2015–19 | 1966 | 1969 | 1977 |
| 2020–24 | 1976 | 1971 | 1980 |
| Change | +6 | +6 | +6 |
Homes in ZIP 51648 are about the same age as the nation's housing: the median home was built in 1976, versus 1980 nationally. Homes here are newer than in Iowa overall, where the median home dates to 1971.
Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).
Rent in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | $632 | $669 | $965 |
| 2010–14 | $550 | $732 | $1,040 |
| 2015–19 | $893 | $821 | $1,213 |
| 2020–24 | $1,427 | $1,020 | $1,571 |
| Change | +$795 | +$351 | +$606 |
Rent in ZIP 51648 runs $1,427 a month at the median, utilities included, below the U.S. median of $1,571. Still, rents here are higher than in Iowa as a whole ($1,020). Rent takes 22.6% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.
Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).
Education in ZIP 51648
Bachelor's degrees in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 19.2% | 26.5% | 28.4% |
| 2010–14 | 25.5% | 27.9% | 29.6% |
| 2015–19 | 21.7% | 29.3% | 32.1% |
| 2020–24 | 23.1% | 32.3% | 35.6% |
| Change | +3.9 pts | +5.8 pts | +7.2 pts |
Fewer adults in ZIP 51648 have a four-year degree than in the country as a whole: 23.1%, against 35.6% nationally.
Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).
High school graduates in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 95.4% | 90.4% | 84.9% |
| 2010–14 | 91.4% | 91.4% | 86.1% |
| 2015–19 | 86.3% | 92.1% | 87.7% |
| 2020–24 | 88.0% | 93.0% | 89.3% |
| Change | −7.4 pts | +2.7 pts | +4.3 pts |
About as many adults in ZIP 51648 have finished high school as nationally: 88.0%, against 89.3%. The rate is lower than in Iowa as a whole (93.0%).
High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).
Jobs in ZIP 51648
| Period | ZIP 51648 | Iowa | U.S. |
|---|---|---|---|
| 2006–10 | 2.4% | 5.2% | 8.1% |
| 2010–14 | 4.7% | 5.4% | 9.4% |
| 2015–19 | 3.2% | 3.7% | 5.6% |
| 2020–24 | 0.0% | 3.7% | 5.4% |
| Change | −2.4 pts | −1.5 pts | −2.7 pts |
The survey found almost no one in ZIP 51648 out of work and looking, against 5.4% of the labor force nationally. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.
Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).
ZIP 51648 compared with nearby ZIP codes
| ZIP code | Household size | Median age | Single parents | Renters | Vacant homes | Median year built | Median rent | Bachelor's degree | High school diploma | Unemployment |
|---|---|---|---|---|---|---|---|---|---|---|
| ZIP 51648 | 2.28 | 48.7 | 7.2% | 23.8% | 10.1% | 1976 | $1,427 | 23.1% | 88.0% | 0.0% |
| ZIP 68410 | 2.67 | 40.8 | 11.4% | 22.4% | 10.0% | 1966 | $945 | 25.6% | 91.2% | 2.4% |
| ZIP 51654 | 2.26 | 49.9 | 7.1% | 22.5% | 10.7% | 1975 | $1,337 | 23.0% | 88.4% | 0.1% |
| ZIP 68455 | 2.47 | 39.9 | 15.0% | 18.7% | 29.6% | 1965 | $1,603 | 26.0% | 90.6% | 0.7% |
| ZIP 51652 | 2.32 | 45.8 | 7.7% | 19.2% | 15.0% | 1964 | $769 | 18.5% | 92.3% | 0.6% |
| ZIP 51640 | 2.36 | 43.2 | 5.4% | 19.0% | 13.2% | 1953 | $726 | 19.4% | 96.8% | 1.0% |
| ZIP 68413 | 2.43 | 41.3 | 14.4% | 17.5% | 27.2% | 1965 | $1,518 | 24.9% | 90.9% | 1.0% |
| ZIP 68346 | 2.83 | 44.0 | 4.4% | 6.3% | 7.3% | 1965 | $700 | 29.2% | 95.1% | 5.6% |
| ZIP 51653 | 2.37 | 48.0 | 3.3% | 19.9% | 6.9% | 1965 | $413 | 27.9% | 91.7% | 0.5% |
| ZIP 51650 | 2.00 | 49.7 | 4.8% | 24.9% | 9.4% | 1955 | $771 | 15.8% | 95.1% | 1.5% |
| ZIP 51649 | 2.32 | 49.2 | 3.2% | 24.7% | 4.3% | 1944 | $864 | 24.9% | 91.8% | 1.4% |
All figures 2020–24.
Zip codes with similar populations: 31067, GA · 87061, NM · 87028, NM · 86411, AZ · 85927, AZ · 84749, UT · 84733, UT · 84728, UT · 83827, ID · 83808, ID
About these numbers
Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up ZIP 51648. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.
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