Zip code 50112: Grinnell, Iowa

Q: What city is zip code 50112?

50112 is assigned to Grinnell, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 50112 in?

50112 is mostly in Poweshiek County, but it extends into 1 other county.

Q: What is the population of 50112?

About 11,862 people live in 50112, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 50112?

The median household income in 50112 is $67,078.

Q: What zip codes are near 50112?

The closest zip codes to 50112 are 50157, 50135, 50106, 50242, 50153.

Residential delivery areaPoweshiek CountyCentral Time

Population

11,862

Median household income

$67K

U.S. $81K

Median home value

$215K

U.S. $333K

Median rent

$894/mo

U.S. $1,413

Median age

38.5

U.S. 38.9

Land area

182 sq mi

65 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 50112

50112 is a small-town zip code in Grinnell, Iowa (Poweshiek County), covering 182 sq mi of land. About 11,862 people live here, or 65 per square mile. The median resident is 38.5 years old, compared with 38.9 nationally.

The median household earns $67,078 a year, 17% below the national median of $80,734. 9.1% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $214,900, or 3.2 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 69% of occupied homes are lived in by their owners, and renters pay a median of $894 a month.

35% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 15.6 minutes each way, and 15% of workers work from home. The most common jobs among working residents are in education; office and administrative support; and healthcare.

How 50112 compares

Sorted from highest to lowest national percentile

Residents 65 and older21.2%
80th
U.S. 17.2% · IA 18.1%398th of 911 in IA
Income inequality (Gini)0.478
80th
WeaknessU.S. 0.483 · IA 0.44489th of 908 in IA
Self-employed workers11.1%
70th
U.S. 10% · IA 10.2%571st of 911 in IA
Veterans6.8%
63rd
U.S. 6.2% · IA 6.5%462nd of 911 in IA
Work from home15.2%
62nd
U.S. 15.1% · IA 11.3%160th of 911 in IA
Bachelor's degree or higher35%
57th
U.S. 35.7% · IA 31.4%107th of 911 in IA
Housing vacancy7%
53rd
U.S. 10.1% · IA 8.5%578th of 909 in IA
Homeownership rate68.7%
50th
U.S. 65.2% · IA 71.7%805th of 909 in IA
Tech workers2.7%
47th
U.S. 3.8% · IA 2.9%158th of 911 in IA
Median age38.5
46th
U.S. 38.9 · IA 38.6674th of 911 in IA
Per capita income$37,893
44th
U.S. $44,673 · IA $40,877477th of 911 in IA
Healthcare workers9.1%
44th
U.S. 9.7% · IA 9.2%396th of 911 in IA
Poverty rate9.1%
39th
U.S. 12.5% · IA 11.1%411th of 909 in IA
Unemployment rate4%
34th
U.S. 5.2% · IA 3.6%224th of 911 in IA
Median household income$67,078
32nd
U.S. $80,734 · IA $75,059601st of 896 in IA
Median earnings per worker$42,107
29th
U.S. $49,666 · IA $47,712695th of 910 in IA
Foreign-born residents4.8%
28th
U.S. 14.1% · IA 5.9%143rd of 911 in IA
Median home value$214,900
24th
U.S. $332,700 · IA $208,000220th of 881 in IA
Rent-burdened renters42.1%
21st
U.S. 51.1% · IA 43.9%309th of 882 in IA
Uninsured rate3.8%
20th
StrengthU.S. 8.4% · IA 5%436th of 911 in IA
Residents under 1818.2%
20th
U.S. 22% · IA 22.9%732nd of 911 in IA
Population11,862
18th
U.S. 334,922,499 · IA 3,210,50771st of 911 in IA
Broadband access86.7%
18th
WeaknessU.S. 91% · IA 88.9%575th of 909 in IA
Diversity index22.3
15th
U.S. 61.4 · IA 31.4218th of 911 in IA
Median gross rent$894
13th
U.S. $1,413 · IA $972274th of 771 in IA
Population density65/sq mi
9th
U.S. 95/sq mi · IA 58/sq mi201st of 911 in IA
Government workers8%
7th
U.S. 14.5% · IA 14.5%765th of 911 in IA
Average commute15.6 min
2nd
StrengthU.S. 26.4 min · IA 19.8 min838th of 902 in IA

Measure	50112	Poweshiek	IA	U.S.	National percentile	Rank in IA
Residents 65 and older	21.2%	21.4%	18.1%	17.2%	80th	398th of 911
Income inequality (Gini)Weakness	0.478	0.446	0.444	0.483	80th	89th of 908
Self-employed workers	11.1%	13.5%	10.2%	10%	70th	571st of 911
Veterans	6.8%	6.9%	6.5%	6.2%	63rd	462nd of 911
Work from home	15.2%	14%	11.3%	15.1%	62nd	160th of 911
Bachelor's degree or higher	35%	27.3%	31.4%	35.7%	57th	107th of 911
Housing vacancy	7%	13%	8.5%	10.1%	53rd	578th of 909
Homeownership rate	68.7%	71.2%	71.7%	65.2%	50th	805th of 909
Tech workers	2.7%	2.3%	2.9%	3.8%	47th	158th of 911
Median age	38.5	41	38.6	38.9	46th	674th of 911
Per capita income	$37,893	$38,109	$40,877	$44,673	44th	477th of 911
Healthcare workers	9.1%	8.5%	9.2%	9.7%	44th	396th of 911
Poverty rate	9.1%	10.7%	11.1%	12.5%	39th	411th of 909
Unemployment rate	4%	3.6%	3.6%	5.2%	34th	224th of 911
Median household income	$67,078	$67,391	$75,059	$80,734	32nd	601st of 896
Median earnings per worker	$42,107	$44,945	$47,712	$49,666	29th	695th of 910
Foreign-born residents	4.8%	3.6%	5.9%	14.1%	28th	143rd of 911
Median home value	$214,900	$209,300	$208,000	$332,700	24th	220th of 881
Rent-burdened renters	42.1%	40%	43.9%	51.1%	21st	309th of 882
Uninsured rateStrength	3.8%	3.9%	5%	8.4%	20th	436th of 911
Residents under 18	18.2%	19.4%	22.9%	22%	20th	732nd of 911
Population	11,862	18,545	3,210,507	334,922,499	18th	71st of 911
Broadband accessWeakness	86.7%	86.6%	88.9%	91%	18th	575th of 909
Diversity index	22.3	19.1	31.4	61.4	15th	218th of 911
Median gross rent	$894	$883	$972	$1,413	13th	274th of 771
Population density	65/sq mi	32/sq mi	58/sq mi	95/sq mi	9th	201st of 911
Government workers	8%	10.5%	14.5%	14.5%	7th	765th of 911
Average commuteStrength	15.6 min	18.6 min	19.8 min	26.4 min	2nd	838th of 902

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

14%

5–17

19%

18–24

25–34

12%

35–44

10%

45–54

11%

55–64

11%

65–74

10%

75+

Median age

38.5

Under 18

18.2%

65 and over

21.2%

Race and ethnicity

White88%
Black2%
Hispanic3%
Asian3%
Native American0%
Pacific Islander0%
Other0.1%
Multiracial4%

Diversity index

22.3

U.S. 61.4

Foreign-born

4.8%

U.S. 14.1%

Born in state

61.5%

Language spoken at home (households)

English only

96%

Spanish

Other Indo-European

Asian / Pacific

Other

0.2%

Households

Households: 4,671
Average household size: 2.2
Family households: 60.3%
Married couples: 48.9%
Living alone: 32.5%
Veterans (of adults): 6.8%
Male / female: 48% / 52%

Income and poverty

Household income distribution

<$25k

18%

$25–50k

20%

$50–75k

18%

$75–100k

11%

$100–150k

15%

$150–200k

$200k+

10%

Median household income

50112

$67,078

Poweshiek Co.

$67,391

Iowa

$75,059

United States

$80,734

Per capita income

$37,893

U.S. $44,673

Poverty rate

9.1%

U.S. 12.5%

Households earning $150K+

18.9%

U.S. 23%

Income inequality (Gini)

0.478

U.S. 0.483

Housing

Median home value

50112

$214,900

Poweshiek Co.

$209,300

Iowa

$208,000

United States

$332,700

Median gross rent

50112

$894

Poweshiek Co.

$883

Iowa

$972

United States

$1,413

Types of housing

Single-family

77%

2–4 units

5–19 units

10%

20+ units

Mobile home

Boat, RV, van

Housing units: 5,025
Owner-occupied: 68.7%
Vacant: 7%
Median year built: 1970
Median rooms: 6.3
Renters paying 30%+ of income: 42.1%
Renters paying 50%+ of income: 23.5%
Home value to income: 3.2× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

61%

Carpooled

Transit

Walked

16%

Bicycle

Worked from home

15%

Other

0.3%

Commute time (one way)

<10 min

52%

10–19

24%

20–29

30–44

45–59

60+

Average commute

15.6 min

U.S. 26.4 min

Unemployment

U.S. 5.2%

In labor force

61.7%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Education

12%

Office and admin

12%

Healthcare

Food service

Transportation and moving

Management

Sales

Production

Business and finance

Cleaning and personal care

Construction and repair

Legal and social services

Arts, media and sports

Computer and math

Farming, fishing and forestry

Engineering and science

Police and fire

0.2%

Industries

Education

26%

Manufacturing

15%

Health care and social assistance

15%

Retail

11%

Restaurants and hotels

Finance, insurance and real estate

Transportation, warehousing and utilities

Agriculture and mining

Other services

Professional and technical services

Admin, support and management

Construction

Public administration

Information

0.7%

Arts and recreation

0.1%

Wholesale

0.0%

Median earnings per worker

$42,107

U.S. $49,666

Self-employed

11.1%

U.S. 10%

Government workers

U.S. 14.5%

Nonprofit workers

23.4%

U.S. 8.8%

Median earnings by type of work

Type of work	50112	U.S.
Management, business, science and arts	$62,942	$74,888
Service	$12,639	$26,804
Sales and office	$34,784	$40,476
Construction and maintenance	$57,610	$49,199
Production and transportation	$48,542	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

35%

Some college

16%

Associate's

Bachelor's

19%

Graduate

16%

High school graduate or higher: 95.9%
Bachelor's degree or higher: 35%
Graduate or professional degree: 16.3%
Households with broadband: 86.7%
Cable, fiber or DSL: 70.9%
No internet access: 6.9%
Without health insurance: 3.8%
Limited-English households: 1%

Geography

City (USPS): Grinnell
State: Iowa
County: Poweshiek County
Center point: 41.7334° N, 92.7127° W
Land area: 182 sq mi
Water area: 0.3 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

50112 spans 2 counties

Poweshiek County74% of land
Jasper County26% of land

Cities and towns within this zip

Grinnell3% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 50112

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
50157	Malcom, IA	7.7 mi	473	$115,000	$157,500
50135	Kellogg, IA	9.5 mi	1,754	$65,250	$165,200
50106	Gilman, IA	11 mi	1,163	$101,193	$118,900
50242	Searsboro, IA	12 mi	326	$67,104	$225,000
50153	Lynnville, IA	12 mi	890	$73,798	$181,300
52211	Brooklyn, IA	14 mi	2,795	$73,922	$200,300
50137	Killduff, IA	14 mi	114	—	$187,500
50251	Sully, IA	14 mi	1,365	$91,061	$186,200
50171	Montezuma, IA	14 mi	2,524	$65,000	$216,000
52339	Tama, IA	15 mi	4,326	$67,612	$121,400
50141	Laurel, IA	15 mi	587	$77,500	$139,500
50173	Montour, IA	16 mi	705	$96,250	$204,900

Zip codes like 50112 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 50112

What city is zip code 50112?

50112 is assigned to Grinnell, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 50112 in?

50112 is mostly in Poweshiek County, but it extends into 1 other county.

What is the population of 50112?

About 11,862 people live in 50112, according to the Census Bureau's American Community Survey.

What time zone is 50112 in?

50112 is in Central Time.

What is the median household income in 50112?

The median household income in 50112 is $67,078.

What zip codes are near 50112?

The closest zip codes to 50112 are 50157, 50135, 50106, 50242, 50153.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 50112, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.