ZIP code 50440
Where is ZIP code 50440?
Grafton, Iowa
Worth County · Standard ZIP code
ZIP code 50440 belongs to Grafton, Iowa in Worth County. 50440 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area code 641. About 361 people live in the 50440 area, where the median household income is $76,429. The closest ZIP codes are 50464 (Plymouth, 5 mi southwest), 50456 (Manly, 6.3 mi west) and 50448 (Kensett, 7.2 mi northwest).
| ZIP code | 50440 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Grafton |
| State | Iowa (IA) |
| County | Worth County |
| Time zone | Central Time · now |
| Area code | 641 |
| Coordinates | 43.311, -93.0797 map |
| 3-digit prefix | 504 |
Population and income in 50440
| Population | 361 · lower than 79% of Iowa ZIP codes |
|---|---|
| People per square mile | 12 · lower than 77% of Iowa ZIP codes |
| Median age | 56.2 years · higher than 91% of Iowa ZIP codes |
| Men / women | 56% / 44% |
| Median household income | $76,429 · higher than 57% of Iowa ZIP codes |
| Income per person | $37,745 |
| Below the poverty line | 7.5% |
| Bachelor’s degree or higher | 16% of adults 25+ |
| Median home value | $122,500 · lower than 72% of Iowa ZIP codes |
| Median rent | $638 a month |
| Housing units | 208 |
| Households | 186 (1.94 people on average) |
| Owners / renters | 75% / 25% |
| Land area | 29.24 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 50440. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 50440
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 50464 | Plymouth, IA | 5 mi SW | Standard |
| 50456 | Manly, IA | 6.3 mi W | Standard |
| 50448 | Kensett, IA | 7.2 mi NW | Standard |
| 50467 | Rock Falls, IA | 7.2 mi S | Standard |
| 50426 | Carpenter, IA | 7.9 mi NE | Standard |
| 50472 | Saint Ansgar, IA | 10.2 mi NE | Standard |
| 50458 | Nora Springs, IA | 12 mi S | Standard |
| 50402 | Mason City, IA | 12.5 mi SW | PO Box only |
| 50401 | Mason City, IA | 12.6 mi SW | Standard |
| 50459 | Northwood, IA | 12.6 mi NW | Standard |
| 50461 | Osage, IA | 13.4 mi E | Standard |
| 50481 | Toeterville, IA | 14.9 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 50440 or measure the distance to another ZIP code.
How to address mail to 50440
123 MAIN ST
GRAFTON IA 50440
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (50440-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 50440?
- 50440 is a Grafton, Iowa ZIP code.
- What county is 50440 in?
- ZIP code 50440 is in Worth County, Iowa.
- What time zone is ZIP code 50440 in?
- 50440 is in the Central Time zone (America/Chicago).
- What area code is 50440?
- Phone numbers in ZIP code 50440 use area code 641.
- What is the population of ZIP code 50440?
- About 361 people live in ZIP code 50440, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 50440?
- The median household income in 50440 is $76,429 a year, higher than 57% of Iowa ZIP codes.
- What ZIP codes are near 50440?
- The nearest ZIP codes to 50440 are 50464 (Plymouth, 5 miles), 50456 (Manly, 6.3 miles), 50448 (Kensett, 7.2 miles) and 50467 (Rock Falls, 7.2 miles).