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zipcodes.pro — ZIP/61448

61448

ZIP 61448 is Knoxville, Illinois, in Knox County; area code 309; Central time.

Type
Standard
Time zone
America/Chicago
County
Knox
Metro area
Galesburg, IL
Population
3,947
Coordinates
40.9338, -90.2438
☼ Live from 61448 — Knoxville, IL

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Where 61448 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.

★ Weird and wonderful facts about 61448
  • 🔢 Type 61448 into a pocket calculator and turn it upside down: BhhIg — not quite a word, sorry.
  • ➕ As a number, 61,448 = 2 × 2 × 2 × 7681. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111000000001000
  • 🏠 Its numerical neighbours: 61447 (Kirkwood, IL, 27 mi away) and 61449 (La Fayette, IL, 18 mi away).
  • 🔄 Backwards, 61448 becomes 84416, which is not a ZIP code at all.
  • 👥 31 other ZIP codes are made of exactly the same digits (14468, 14486, 14846, 14864, 16844, 18446, …). The farthest-flung twin is 86441 in Dolan Springs, AZ, 1,352 miles away.
  • 🧭 Farther north than 66% of all ZIP codes, and farther west than 57%.
  • 🎯445 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 61448 and you would come out at 40.93°S, 89.76°E — 1,111 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 07m of daylight. Shortest: 9h 14m.
  • 📏 At 40.9 square miles of land, 61448 is bigger than 54% of ZIP codes — room for about 31 Central Parks.
🌙 The sky over 61448 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population3,947This ZIP3,947
Households1,736This ZIP1,736
Housing units1,864This ZIP1,864
Median age45.2This ZIP45.2Illinois39.0US 38.9
Median household income$82,500This ZIP$82,500Illinois$83,390US $80,734
Median home value$146,100This ZIP$146,100Illinois$263,300US $332,700
Median gross rent$614This ZIP$614Illinois$1,274US $1,413
Bachelor's degree or higher24.0%This ZIP24.0%
Mean commute21.3 minThis ZIP21.3 min
Population density96.5 / sq miThis ZIP96.5 / sq mi

Business and tax activity

Business establishments59This ZIP59
Employees312This ZIP312
Annual payroll$10,403,000This ZIP$10,403,000
Tax returns filed1,830This ZIP1,830
Total adjusted gross income$126,066,000This ZIP$126,066,000

Land area

Land area40.91 sq miThis ZIP40.91 sq mi
Water area0.00 sq mi

Other place names in 61448

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 61448

ZIPCityDistance
61430 East Galesburg, IL 3.6 mi
61436 Gilson, IL 5.2 mi
61428 Dahinda, IL 6.8 mi
61401 Galesburg, IL 7.5 mi
61488 Wataga, IL 7.8 mi
61402 Galesburg, IL 8.5 mi
61439 Henderson, IL 8.6 mi
61467 Oneida, IL 9.4 mi
61485 Victoria, IL 10.9 mi
61458 Maquon, IL 10.9 mi

Find every ZIP code within 10 miles of 61448 →

Questions about this ZIP code

Where is ZIP code 61448?

61448 is in Knoxville, Illinois, in Knox County, part of the Galesburg, IL micropolitan area. Its published point location is 40.9338, -90.2438.

What county is 61448 in?

61448 lies in Knox County.

What area code is 61448?

Knoxville uses area code 309, from NANPA's telephone records.

What time zone is 61448 in?

61448 uses America/Chicago.

How many people live in 61448?

About 3,947 people live in ZIP code 61448, in 1,736 households, at 96.5 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 61448?

$82,500 a year, against $83,390 across Illinois.

What ZIP codes are near 61448?

The closest are 61430 (3.6 mi), 61436 (5.2 mi), 61428 (6.8 mi), 61401 (7.5 mi) and 61488 (7.8 mi).

Is 61448 a PO Box ZIP code?

61448 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “61448 ZIP Code — Knoxville, Illinois (Knox County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61448

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