Checked
ZIP Code 50440
Grafton, IA, Worth County
Population
361
Land area
29.2sq mi
People per sq mi
12
City
Grafton
ZIP 50440 and nearby ZIP codes
ZIP 50440 at a glance
- ZIP 50440 (Grafton) is 78% less dense than Iowa as a whole.
Local data for ZIP 50440
Counts from official public data
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
9
ZIP Business Patterns 2023
Employees
25
$776K annual payroll
PPP loans
$934K
58 loans
Campaign donations
$2,093
0% D, 28% R, 2026 cycle
Environment and hazard risk
ZIP 50440, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: drought
Storm events since 1996
461
Countywide, mostly hail
Flood insurance policies
4
0.1% of homes, county
July high / Jan low
79° / 4°F
35.5 inches of rain a year
Health statistics
Share of adults in ZIP 50440, CDC PLACES estimates
Obesity
40.4%
U.S. 33.3% +7.1 pts
Diabetes
11.9%
U.S. 12.1% about the same
Smoking
16.1%
U.S. 12.8% +3.3 pts
Uninsured (18-64)
6.8%
U.S. 11.1% -4.3 pts
Frequently asked questions
- What city is ZIP code 50440?
- ZIP code 50440 is in Grafton, IA (Worth County).
- What county is ZIP code 50440 in?
- ZIP code 50440 is mostly in Worth County, Iowa.
- How many people live in ZIP code 50440?
- About 361 people live in the 50440 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.