Weather right now
Asking the National Weather Service…
Where 52003 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 52003 into a pocket calculator and turn it upside down: EOOZS — not quite a word, sorry.
- ➕ As a number, 52,003 = 7 × 17 × 19 × 23. Its digits add up to 10, a total 513 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100101100100011 - 🏠 Its numerical neighbours: 52002 (Dubuque, IA, 8 mi away) and 52004 (Dubuque, IA, 5 mi away).
- 🔄 Backwards, 52003 becomes 30025 — and that is a real ZIP code: Social Circle, GA, 715 miles away.
- 👥 32 other ZIP codes are made of exactly the same digits (02035, 02053, 02305, 02350, 03052, 05032, …). The farthest-flung twin is 02350 in Monponsett, MA, 1,012 miles away.
- 🧭 Farther north than 79% of all ZIP codes, and farther west than 58%.
- 🎯449 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 52003 and you would come out at 42.43°S, 89.33°E — 1,032 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 18m of daylight. Shortest: 9h 04m.
- 📏 At 56.4 square miles of land, 52003 is bigger than 63% of ZIP codes — room for about 43 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 13,796This ZIP13,796 |
|---|---|
| Households | 5,665This ZIP5,665 |
| Housing units | 5,936This ZIP5,936 |
| Median age | 43.1This ZIP43.1Iowa38.6US 38.9 |
| Median household income | $98,908This ZIP$98,908Iowa$75,059US $80,734 |
| Median home value | $286,100This ZIP$286,100Iowa$208,000US $332,700 |
| Median gross rent | $932This ZIP$932Iowa$972US $1,413 |
| Bachelor's degree or higher | 46.2%This ZIP46.2% |
| Mean commute | 15.1 minThis ZIP15.1 min |
| Population density | 244.7 / sq miThis ZIP244.7 / sq mi |
Business and tax activity
| Business establishments | 503This ZIP503 |
|---|---|
| Employees | 9,144This ZIP9,144 |
| Annual payroll | $479,217,000This ZIP$479,217,000 |
| Tax returns filed | 7,180This ZIP7,180 |
| Total adjusted gross income | $1,123,800,000This ZIP$1,123,800,000 |
Land area
| Land area | 56.37 sq miThis ZIP56.37 sq mi |
|---|---|
| Water area | 2.27 sq miThis ZIP2.27 sq mi |
Other place names in 52003
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 52003
| ZIP | City | Distance |
|---|---|---|
52004 | Dubuque, IA | 4.8 mi |
52099 | Dubuque, IA | 4.8 mi |
61025 | East Dubuque, IL | 6.4 mi |
52068 | Peosta, IA | 7.2 mi |
52071 | Saint Donatus, IA | 8.0 mi |
52001 | Dubuque, IA | 8.2 mi |
52002 | Dubuque, IA | 8.3 mi |
52054 | La Motte, IA | 8.9 mi |
53824 | Sinsinawa, WI | 9.2 mi |
52079 | Zwingle, IA | 10.2 mi |
Find every ZIP code within 10 miles of 52003 →
Questions about this ZIP code
Where is ZIP code 52003?
52003 is in Dubuque, Iowa, in Dubuque County, part of the Dubuque, IA metropolitan area. Its published point location is 42.4307, -90.6697.
What county is 52003 in?
52003 lies in Dubuque County.
What area code is 52003?
Dubuque uses area code 563, from NANPA's telephone records.
What time zone is 52003 in?
52003 uses America/Chicago.
How many people live in 52003?
About 13,796 people live in ZIP code 52003, in 5,665 households, at 244.7 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 52003?
$98,908 a year, against $75,059 across Iowa.
What ZIP codes are near 52003?
The closest are 52004 (4.8 mi), 52099 (4.8 mi), 61025 (6.4 mi), 52068 (7.2 mi) and 52071 (8 mi).
Is 52003 a PO Box ZIP code?
52003 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “52003 ZIP Code — Dubuque, Iowa (Dubuque County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/52003
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/52003.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.