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/IA/NORTHWOOD

Northwood ZIP code, Iowa

The ZIP code for Northwood, IA is 50459, and its area code is 641.

USPS city name
1 ZIP code
Population
2,040
Area code
641
State
Iowa

Northwood in numbers

About 2,040 people live in Northwood, in 909 households. The median household income is $63,450 a year, 15% below the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $130,300 (37% below the Iowa median), and median gross rent is $706 a month. The median age is 47.9; 15.9% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 18 minutes.

Population2,040Northwood2,040
Households909Northwood909
Median age47.9Northwood47.9Iowa38.6US 38.9
Median household income$63,450Northwood$63,450Iowa$75,059US $80,734
Median home value$130,300Northwood$130,300Iowa$208,000US $332,700
Median gross rent$706Northwood$706Iowa$972US $1,413
Bachelor's degree or higher15.9%Northwood15.9%Iowa31.4%US 35.7%
Mean commute18.4 minNorthwood18.4 minIowa19.8 minUS 26.4 min
Population density512 / sq miNorthwood512 / sq mi

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

ZIP codes addressed as Northwood

ZIP codes with the USPS city name Northwood
ZIP City Type Population Median income Median home
50459 Northwood , IA Standard 3,045 $71,618 $149,600

Map of Northwood ZIP codes

50459

The ZIP codes of Northwood, IA, 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 Northwood

The nearest larger towns are Lake Mills (2,088 people, 16 mi), Albert Lea, MN (18,330 people, 16 mi) and Austin, MN (26,358 people, 20 mi).

Towns near Northwood
TownPopulationDistance
Albert Lea, MN 18,330 16.3 mi
Austin, MN 26,358 19.8 mi
Mason City 27,050 20.5 mi
Clear Lake 7,607 22.8 mi
Osage 3,561 23.2 mi
Forest City 4,290 24.8 mi

More nearby: every ZIP code in Worth County · Iowa ZIP codes

Cite this page

zipcodes.pro. “Northwood, IA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ia/northwood

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