ZIP code 52078
Where is ZIP code 52078?
Worthington, Iowa
Dubuque County · Standard ZIP code
ZIP code 52078 belongs to Worthington, Iowa in Dubuque County. 52078 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 563. About 870 people live in the 52078 area, where the median household income is $97,778. The closest ZIP codes are 52046 (Farley, 6.2 mi northeast), 52040 (Dyersville, 6.3 mi north) and 52237 (Hopkinton, 7.9 mi southwest).
| ZIP code | 52078 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Worthington |
| State | Iowa (IA) |
| County | Dubuque County |
| Time zone | Central Time · now |
| Area code | 563 |
| Coordinates | 42.393, -91.1069 map |
| 3-digit prefix | 520 |
Population and income in 52078
| Population | 870 · lower than 52% of Iowa ZIP codes |
|---|---|
| People per square mile | 21 · lower than 51% of Iowa ZIP codes |
| Median age | 40.4 years · lower than 64% of Iowa ZIP codes |
| Men / women | 54% / 46% |
| Median household income | $97,778 · higher than 86% of Iowa ZIP codes |
| Income per person | $35,127 |
| Below the poverty line | 1.7% |
| Bachelor’s degree or higher | 13% of adults 25+ |
| Median home value | $237,500 · higher than 83% of Iowa ZIP codes |
| Housing units | 359 |
| Households | 322 (2.69 people on average) |
| Owners / renters | 97% / 2.8% |
| Land area | 41.51 sq mi (plus 0.02 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 52078. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 52078
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 52046 | Farley, IA | 6.2 mi NE | Standard |
| 52040 | Dyersville, IA | 6.3 mi N | Standard |
| 52237 | Hopkinton, IA | 7.9 mi SW | Standard |
| 52033 | Cascade, IA | 8.7 mi SE | Standard |
| 52045 | Epworth, IA | 9.6 mi E | Standard |
| 52041 | Earlville, IA | 10.7 mi NW | Standard |
| 52223 | Delhi, IA | 11.7 mi W | Standard |
| 52036 | Delaware, IA | 11.9 mi NW | Standard |
| 52310 | Monticello, IA | 12 mi SW | Standard |
| 52065 | New Vienna, IA | 12.1 mi N | Standard |
| 52056 | Luxemburg, IA | 13 mi N | PO Box only |
| 52032 | Bernard, IA | 13.1 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 52078 or measure the distance to another ZIP code.
How to address mail to 52078
123 MAIN ST
WORTHINGTON IA 52078
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (52078-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 52078?
- 52078 is a Worthington, Iowa ZIP code.
- What county is 52078 in?
- ZIP code 52078 is in Dubuque County, Iowa.
- What time zone is ZIP code 52078 in?
- 52078 is in the Central Time zone (America/Chicago).
- What area code is 52078?
- Phone numbers in ZIP code 52078 use area code 563.
- What is the population of ZIP code 52078?
- About 870 people live in ZIP code 52078, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 52078?
- The median household income in 52078 is $97,778 a year, higher than 86% of Iowa ZIP codes.
- What ZIP codes are near 52078?
- The nearest ZIP codes to 52078 are 52046 (Farley, 6.2 miles), 52040 (Dyersville, 6.3 miles), 52237 (Hopkinton, 7.9 miles) and 52033 (Cascade, 8.7 miles).