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51031 ZIP Code

ZIP Code: 51031 Le Mars

Extra Details of ZIP Code 51031

ZIP Code 51031
Zip Code Type Standard
State Iowa - IA
Official Zip Code Name Le Mars
Primary County Plymouth
Area Code (s) 712
Racial Majority White 91.41%
Elevation Range 1207 - 1450 ft.

Data: State Statistics Office | Updated on: Apr 15, 2026

How to write a U.S. envelope?

The first step is to write the recipient address:
First, you need to fill in the recipient's mailing information in the center of the envelope. The first line is also the recipient's name. When writing the recipient's name, pay attention to the title, and write the person's title and name in the middle of the envelope. On the second line, write the recipient's full address, including any associated apartment or suite numbers. The more detailed the better. The third line writes the recipient's city, state, and zip code, this information is the last line of the address.

The second step is to write the reply address:
The return address is three lines, the first line will be the sender's name. The second line writes the sender's detailed address, including the street address, please remember to write the house number. On the third line write your city, state abbr, and zip code.

Finally, don't forget to stick the stamp on the right top corner. Otherwise, the letter will not go into the delivery process.

How to Read Zip Code

Population and Employment

population

12,021

Unemployment Rate
1.5%
Poverty Rate
7.4%
Non-Citizens
3.1%

Location of Zip Code 51031

On this map you can see exactly where postcodes are located within Germany.

Gender & Age Statistics

Gender

  • Male
    48%
  • Female
    52%

Age

  • <10 years
    14%
  • 10-17 years
    11%
  • 18-34 years
    20%
  • 35-64 years
    38%
  • 65+ years
    18%

51031 Demographics

Racial Diversity

  • White
    90%
  • African American
    2%
  • Hispanic
    6%
  • American Indian or Alaska native
    1%
  • Asian & Other race
    1%

Education Levels

  • Master's degree or above
    6%
  • Bachelor's degree
    17%
  • Some college or associate degree
    37%
  • High school diploma or vocational degree
    33%
  • Less than high school diploma
    7%

51031 Income

Median Household Income

$69,342

National $64,994

Household Income Brackets

  • <$30k
    14%
  • $30-$44k
    13%
  • $45-$84k
    26%
  • $85-$149k
    36%
  • $150k+
    11%

Median Individual Income

$36,913

National $32,197

Individual Income Brackets

  • <$20k
    23%
  • $20-$34k
    25%
  • $35-$74k
    19%
  • $75k+
    34%

Online Business Directory

Whether you're looking for hotels, hairdressers, doctors or lawyers in Le Mars, IA. You can find these phone numbers in our phone book. With us, you can easily book a restaurant or hotel in your location. You can also find reputable real estate agents and insurance agents. Everything you need is easily accessible here!

D’Haute
1228 Brady St, Davenport, 52803

Kauffman Structures
25186 Popcorn Rd, Weldon, 50264

Dr. Rick Kava’s Sioux City Dental
2930 Hamilton Boulevard Upper F Suite 101, Sioux City, 51104

Smiles on Hickman
Smiles On Hickman Windsor Heights, 7506 Hickman road, Des Moines, Des Moines, 50324

Siouxland Marketing
1132 Main St, Hull, 51239

Urban Photography by Alicia M Brady
903 S 3rd Street, Council Bluffs, 51503

Austin Bittner Real Estate
932 N Shadyview Blvd, Pleasant Hill, 50327

eWay Corp
5721 Merle Hay Road, Suite #22, Johnston, 50131

Schools Serving Le Mars

Clark Elementary School
201 2nd Ave Nw Le Mars, IA 51031

Le Mars Middle School
977 3rd Ave Sw Le Mars, IA 51031

Kluckhohn Elementary School
1338 Central Ave Se Le Mars, IA 51031

Le Mars High School
921 3rd Ave Sw Le Mars, IA 51031

Franklin Elementary School
400 3rd Ave Se Le Mars, IA 51031

Library Le Mars

Le Mars Public Library
46 1st St Sw Le Mars, IA 51031

Museum Le Mars

Plymouth County Historical Museum
335 1st Ave Sw Le Mars, IA 51031-2000

Hospital Le Mars

Floyd Valley Healthcare
714 Lincoln St Ne Le Mars, IA 51031

University Le Mars