ZIP code 50638
Where is ZIP code 50638?
Grundy Center, Iowa
Grundy County · Standard ZIP code
ZIP code 50638 belongs to Grundy Center, Iowa in Grundy County. 50638 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 codes 319 and 641. About 3,441 people live in the 50638 area, where the median household income is $85,223. The closest ZIP codes are 50642 (Holland, 2.6 mi northwest), 50657 (Morrison, 5.5 mi east) and 50652 (Lincoln, 8.3 mi southeast).
| ZIP code | 50638 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Grundy Center |
| State | Iowa (IA) |
| County | Grundy County |
| Time zone | Central Time · now |
| Area codes | 319, 641 |
| Coordinates | 42.3672, -92.7773 map |
| 3-digit prefix | 506 |
Population and income in 50638
| Population | 3,441 · higher than 81% of Iowa ZIP codes |
|---|---|
| People per square mile | 37 · higher than 66% of Iowa ZIP codes |
| Median age | 38.4 years · lower than 75% of Iowa ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $85,223 · higher than 72% of Iowa ZIP codes |
| Income per person | $41,853 |
| Below the poverty line | 9.1% |
| Bachelor’s degree or higher | 27% of adults 25+ |
| Median home value | $185,200 · higher than 64% of Iowa ZIP codes |
| Housing units | 1,414 |
| Households | 1,361 (2.48 people on average) |
| Owners / renters | 82% / 18% |
| Land area | 93.98 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 50638. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 50638
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 50642 | Holland, IA | 2.6 mi NW | Standard |
| 50657 | Morrison, IA | 5.5 mi E | Standard |
| 50652 | Lincoln, IA | 8.3 mi SE | PO Box only |
| 50609 | Beaman, IA | 9.2 mi S | Standard |
| 50669 | Reinbeck, IA | 10 mi E | Standard |
| 50680 | Wellsburg, IA | 10 mi NW | Standard |
| 50621 | Conrad, IA | 10.8 mi SW | Standard |
| 50624 | Dike, IA | 11.2 mi NE | Standard |
| 50673 | Stout, IA | 11.5 mi N | PO Box only |
| 50635 | Gladbrook, IA | 13.5 mi S | Standard |
| 50269 | Whitten, IA | 14.1 mi SW | PO Box only |
| 50665 | Parkersburg, IA | 14.1 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 50638 or measure the distance to another ZIP code.
How to address mail to 50638
123 MAIN ST
GRUNDY CENTER IA 50638
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (50638-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 50638?
- 50638 is a Grundy Center, Iowa ZIP code.
- What county is 50638 in?
- ZIP code 50638 is in Grundy County, Iowa.
- What time zone is ZIP code 50638 in?
- 50638 is in the Central Time zone (America/Chicago).
- What area code is 50638?
- Phone numbers in ZIP code 50638 use area codes 319 and 641.
- What is the population of ZIP code 50638?
- About 3,441 people live in ZIP code 50638, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 50638?
- The median household income in 50638 is $85,223 a year, higher than 72% of Iowa ZIP codes.
- What ZIP codes are near 50638?
- The nearest ZIP codes to 50638 are 50642 (Holland, 2.6 miles), 50657 (Morrison, 5.5 miles), 50652 (Lincoln, 8.3 miles) and 50609 (Beaman, 9.2 miles).