ZIP Code 51331

ZIP Code Tabulation Area in Dickinson County, Iowa.

Population: 920
Median household income: $84,615
Median home value: $415,800

Covering part of Dickinson County, Iowa, ZIP Code 51331 has about 920 residents. Its median household income of $84,615 runs above the Dickinson County figure of $74,570.

From 2019 to 2023, ZIP Code 51331's population declined 10.0% from 1,022 to 920, while its median gross rent fell 13.3% from $828 to $718.

75.3% of workers drive to work alone. 57.1% of homes are single-family detached houses.

Demographics

ACS 2019–2023

Population: 920
Median age: 63.8 yrs
Median household income: $84,615
Median home value: $415,800
Median gross rent: $718
Housing units: 1,622
Homeownership rate: 87.5%
Bachelor's degree or higher: 42.0%
Unemployment rate: 0.5%

Trends

ACS 5-year · 2019–2023

Population

1,022920

Median household income

$49,063$84,615

Median home value

$225,800$415,800

Median gross rent

$828$718

Year	Population	Median household income	Median home value	Median gross rent
2019	1,022	$49,063	$225,800	$828
2020	976	$64,625	$250,600	$622
2021	1,001	$71,250	$262,900	$673
2022	1,017	$80,577	$316,700	$658
2023	920	$84,615	$415,800	$718

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.1%

5 to 173.3%

18 to 240.9%

25 to 347.4%

35 to 447.0%

45 to 547.6%

55 to 6425.4%

65 to 7426.6%

75 and over16.7%

	Count	Share
Under 5	47	5.1%
5 to 17	30	3.3%
18 to 24	8	0.9%
25 to 34	68	7.4%
35 to 44	64	7.0%
45 to 54	70	7.6%
55 to 64	234	25.4%
65 to 74	245	26.6%
75 and over	154	16.7%

Race & ethnicity

	Count	Share
White (non-Hispanic)	899	97.7%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	12	1.3%
Hispanic or Latino (any race)	9	1.0%

Educational attainment (age 25+)

No high school diploma1.7%

High school graduate24.1%

Some college or associate's32.2%

Bachelor's degree31.1%

Graduate or professional degree10.9%

	Count	Share
No high school diploma	14	1.7%
High school graduate	201	24.1%
Some college or associate's	269	32.2%
Bachelor's degree	260	31.1%
Graduate or professional degree	91	10.9%

Commute to work

Mean travel time to work: 18 min

Drove alone75.3%

Carpooled10.1%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home13.7%

Other means1.0%

How workers get to work

	Count	Share
Drove alone	314	75.3%
Carpooled	42	10.1%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	57	13.7%
Other means	4	1.0%

Travel time

	Count	Share
Under 15 min	160	44.4%
15 to 29 min	139	38.6%
30 to 44 min	40	11.1%
45 to 59 min	10	2.8%
60+ min	11	3.1%

Households

Average household size: 1.79
Poverty rate: 5.8% (53 of 920)

	Count	Share
Family households	306	59.5%
Nonfamily households	208	40.5%

Housing

Median year structure built: 1994

Occupancy

	Count	Share
Occupied	514	31.7%
Vacant	1,108	68.3%

Tenure (of occupied units)

	Count	Share
Owner-occupied	450	87.5%
Renter-occupied	64	12.5%

1-unit, detached57.1%

1-unit, attached6.2%

2 to 4 units2.8%

5 to 19 units7.8%

20 or more units11.2%

Mobile home & other14.9%

Units in structure

	Count	Share
1-unit, detached	926	57.1%
1-unit, attached	101	6.2%
2 to 4 units	46	2.8%
5 to 19 units	126	7.8%
20 or more units	181	11.2%
Mobile home & other	242	14.9%

ZIP Code 51331

Demographics

Trends

Age distribution

Race & ethnicity

Educational attainment (age 25+)

Commute to work

Households

Housing

Geography

Counties this ZIP covers

Compare with nearby ZIP codes

National ZIP rankings

Nearby ZIP codes