Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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 — CITY/KS/LYNDON

Lyndon ZIP code, Kansas

The ZIP code for Lyndon, KS is 66451, and its area code is 785.

USPS city name
1 ZIP code
Population
1,023
Area code
785
State
Kansas

Lyndon in numbers

About 1,023 people live in Lyndon, in 383 households. The median household income is $67,227 a year, 9% below the Kansas median of $74,275 (US: $80,734). The median owner-occupied home is valued at $114,400 (47% below the Kansas median), and median gross rent is $753 a month. The median age is 33.4; 26.9% of adults 25 and over hold a bachelor's degree or higher (35.6% across Kansas); the average commute takes 26 minutes.

Population1,023Lyndon1,023
Households383Lyndon383
Median age33.4Lyndon33.4Kansas37.4US 38.9
Median household income$67,227Lyndon$67,227Kansas$74,275US $80,734
Median home value$114,400Lyndon$114,400Kansas$217,200US $332,700
Median gross rent$753Lyndon$753Kansas$1,060US $1,413
Bachelor's degree or higher26.9%Lyndon26.9%Kansas35.6%US 35.7%
Mean commute25.9 minLyndon25.9 minKansas19.7 minUS 26.4 min
Population density1,147 / sq miLyndon1,147 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Lyndon city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Lyndon

ZIP codes with the USPS city name Lyndon
ZIP City Type Population Median income Median home
66451 Lyndon , KS Standard 1,671 $76,908 $158,500

Map of Lyndon ZIP codes

66451

The ZIP codes of Lyndon, KS, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Lyndon

The nearest larger towns are Osage City (2,828 people, 7.5 mi), Pomona (1,088 people, 12 mi) and Burlingame (1,046 people, 13 mi).

Towns near Lyndon
TownPopulationDistance
Osage City 2,828 7.5 mi
Ottawa 12,678 22.8 mi
Burlington 2,605 29.1 mi
Baldwin City 4,911 29.1 mi
Topeka 125,786 29.2 mi

More nearby: every ZIP code in Osage County · Kansas ZIP codes

Cite this page

zipcodes.pro. “Lyndon, KS ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ks/lyndon

Underlying data is public domain or openly licensed — sources, vintages and licences.