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Where 43604 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 43604 into a pocket calculator and turn it upside down: hOgEh — not quite a word, sorry.
- ➕ As a number, 43,604 = 2 × 2 × 11 × 991. Its digits add up to 17, a total 2,133 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1010101001010100 - 🏠 Its numerical neighbours: 43603 (Toledo, OH, 6 mi away) and 43605 (Toledo, OH, 2 mi away).
- 🔄 Backwards, 43604 becomes 40634, which is not a ZIP code at all.
- 👥 31 other ZIP codes are made of exactly the same digits (03446, 03464, 04346, 04364, 04463, 04634, …). The farthest-flung twin is 34046 in APO AA, a military post office, 1,918 miles away.
- 🧭 Farther north than 72% of all ZIP codes, and farther east than 61%.
- 🎯796 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 43604 and you would come out at 41.65°S, 96.46°E — 1,261 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 12m of daylight. Shortest: 9h 09m.
- 📏 At 2.8 square miles of land, 43604 is bigger than 14% of ZIP codes — room for about 2.1 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 9,594This ZIP9,594 |
|---|---|
| Households | 5,210This ZIP5,210 |
| Housing units | 5,995This ZIP5,995 |
| Median age | 37.6This ZIP37.6Ohio39.7US 38.9 |
| Median household income | $20,734This ZIP$20,734Ohio$71,389US $80,734 |
| Median home value | $64,800This ZIP$64,800Ohio$214,800US $332,700 |
| Median gross rent | $474This ZIP$474Ohio$1,034US $1,413 |
| Bachelor's degree or higher | 18.0%This ZIP18.0% |
| Mean commute | 16.7 minThis ZIP16.7 min |
| Population density | 3,405.8 / sq miThis ZIP3,405.8 / sq mi |
Business and tax activity
| Business establishments | 700This ZIP700 |
|---|---|
| Employees | 16,474This ZIP16,474 |
| Annual payroll | $1,178,615,000This ZIP$1,178,615,000 |
| Tax returns filed | 3,130This ZIP3,130 |
| Total adjusted gross income | $142,354,000This ZIP$142,354,000 |
Land area
| Land area | 2.82 sq miThis ZIP2.82 sq mi |
|---|---|
| Water area | 0.25 sq miThis ZIP0.25 sq mi |
Other place names in 43604
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 43604
| ZIP | City | Distance |
|---|---|---|
43660 | Toledo, OH | 0.3 mi |
43405 | Toledo, OH | 1.2 mi |
43620 | Toledo, OH | 1.2 mi |
43605 | Toledo, OH | 1.7 mi |
43608 | Toledo, OH | 2.0 mi |
43610 | Toledo, OH | 2.1 mi |
43609 | Toledo, OH | 2.6 mi |
43656 | Toledo, OH | 2.8 mi |
43661 | Toledo, OH | 2.8 mi |
43666 | Toledo, OH | 2.8 mi |
Find every ZIP code within 10 miles of 43604 →
Questions about this ZIP code
Where is ZIP code 43604?
43604 is in Toledo, Ohio, in Lucas County, part of the Toledo, OH metropolitan area. Its published point location is 41.6524, -83.5389.
What county is 43604 in?
43604 lies in Lucas County.
What area code is 43604?
Toledo uses area codes 419 and 567, from NANPA's telephone records.
What time zone is 43604 in?
43604 uses America/New_York.
How many people live in 43604?
About 9,594 people live in ZIP code 43604, in 5,210 households, at 3,405.8 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 43604?
$20,734 a year, against $71,389 across Ohio.
What ZIP codes are near 43604?
The closest are 43660 (0.3 mi), 43405 (1.2 mi), 43620 (1.2 mi), 43605 (1.7 mi) and 43608 (2 mi).
Is 43604 a PO Box ZIP code?
43604 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “43604 ZIP Code — Toledo, Ohio (Lucas County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/43604
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/43604.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.