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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/61701

61701

ZIP 61701 is in Bloomington, Illinois, in McLean County; area code 309; Central time. Bloomington has 8 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
McLean
Metro area
Bloomington, IL
Population
35,136
Coordinates
40.4759, -88.9927
☼ Live from 61701 — Bloomington, IL

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Where 61701 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 61701
  • 🔢 Type 61701 into a pocket calculator and turn it upside down: IOLIg — not quite a word, sorry.
  • ➕ As a number, 61,701 = 3 × 131 × 157. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111000100000101
  • 🏠 Its numerical neighbours: 61656 (Peoria, IL, 42 mi away) and 61702 (Bloomington, IL, 7 mi away).
  • 🔄 Backwards, 61701 becomes 10716, which is not a ZIP code at all.
  • 👥 29 other ZIP codes are made of exactly the same digits (06117, 10167, 10176, 11706, 11760, 16017, …). The farthest-flung twin is 06117 in West Hartford, CT, 848 miles away.
  • 🧭 Farther north than 61% of all ZIP codes, and farther west than 53%.
  • 🎯508 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 61701 and you would come out at 40.48°S, 91.01°E — 1,182 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 04m of daylight. Shortest: 9h 17m.
  • 📏 At 11.0 square miles of land, 61701 is bigger than 28% of ZIP codes — room for about 8.4 Central Parks.
🌙 The sky over 61701 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population35,136This ZIP35,136
Households16,537This ZIP16,537
Housing units17,889This ZIP17,889
Median age36.1This ZIP36.1Illinois39.0US 38.9
Median household income$57,130This ZIP$57,130Illinois$83,390US $80,734
Median home value$144,500This ZIP$144,500Illinois$263,300US $332,700
Median gross rent$909This ZIP$909Illinois$1,274US $1,413
Bachelor's degree or higher37.5%This ZIP37.5%
Mean commute16.5 minThis ZIP16.5 min
Population density3,186.1 / sq miThis ZIP3,186.1 / sq mi

Business and tax activity

Business establishments960This ZIP960
Employees19,159This ZIP19,159
Annual payroll$993,445,000This ZIP$993,445,000
Tax returns filed16,570This ZIP16,570
Total adjusted gross income$1,069,180,000This ZIP$1,069,180,000

Land area

Land area11.03 sq miThis ZIP11.03 sq mi
Water area0.11 sq miThis ZIP0.11 sq mi

Other place names in 61701

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

ZIP codes near 61701

ZIPCityDistance
61710 Bloomington, IL 2.0 mi
61709 Bloomington, IL 2.3 mi
61790 Normal, IL 2.4 mi
61704 Bloomington, IL 2.7 mi
61799 Bloomington, IL 2.9 mi
61761 Normal, IL 4.3 mi
61705 Bloomington, IL 5.3 mi
61772 Shirley, IL 7.2 mi
61702 Bloomington, IL 7.4 mi
61791 Bloomington, IL 7.4 mi

Find every ZIP code within 10 miles of 61701 →

Questions about this ZIP code

Where is ZIP code 61701?

61701 is in Bloomington, Illinois, in McLean County, part of the Bloomington, IL metropolitan area. Its published point location is 40.4759, -88.9927.

What county is 61701 in?

61701 lies in McLean County.

What area code is 61701?

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

What time zone is 61701 in?

61701 uses America/Chicago.

How many people live in 61701?

About 35,136 people live in ZIP code 61701, in 16,537 households, at 3,186.1 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 61701?

$57,130 a year, against $83,390 across Illinois.

What ZIP codes are near 61701?

The closest are 61710 (2 mi), 61709 (2.3 mi), 61790 (2.4 mi), 61704 (2.7 mi) and 61799 (2.9 mi).

Is 61701 a PO Box ZIP code?

61701 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “61701 ZIP Code — Bloomington, Illinois (McLean County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61701

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