Duncan is a city located in Hancock County Iowa. Duncan has a 2024 population of 58. Duncan is currently declining at a rate of -15.94% annually and its population has decreased by -43.14% since the most recent census, which recorded a population of 102 in 2020.
The average household income in Duncan is $45,875 with a poverty rate of 46.25%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Duncan is 34.4 years, 28.9 years for males, and 44.4 years for females.
According to the most recent ACS, the racial composition of Duncan was:
White
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Other race
Two or more races
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 24 | 1.71 | 79.2 | 20.8 |
| Non Family | 17 | 0 | 70.6 | 29.4 |
| Married | 7 | 3.43 | 100 | 0 |
| Male | 0 | 0 | 0 | 0 |
| Female | 0 | 0 | 0 | 0 |
3.43
Average Family Size
1.71
Average Household Size
79.2%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among white people with a rate of 80.33%.
The highest rate of bachelors degrees is among white people with a rate of 11.48%.
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
100% of Duncan residents speak only English, while 0% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0% of the population.
rate
46.25%
Overall Poverty Rate
55.17%
Male Poverty Rate
22.73%
Female Poverty Rate
The race most likely to be in poverty in Duncan is White, with 46.25% below the poverty level.
The race least likely to be in poverty in Duncan is White, with 46.25% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 35.71%, and for those that did not work, the poverty rate was 76.19%.
Married
Widowed
Divorced
Separated
NeverMarried
20.0%
Overall Marriage Rate
14.6%
Male Marriage Rate
31.8%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 20-34, while the female age group most likely to be married is 20-34.
Married
Widowed
Divorced
Separated
NeverMarried
count
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
0%
Veteran Disability Rate
LaborForceParticipation
40%
Labor Force Participation
40%
Employment Rate
0%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
100%
Born in Duncan
100%
Native Born
0%
Foreign Born
0%
Non Citizen
0%
Naturalized
100% of Duncan residents were born in the United States, with 100% having been born in Iowa. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.