Coalville vs Duncombe

A side-by-side comparison of Coalville and Duncombe: population, income, housing, and more.

Coalville and Duncombe are places in Iowa. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Coalville has the higher population (652 vs 382 in Duncombe). Coalville has the higher median household income ($68,750 vs $63,125 in Duncombe). Coalville has the higher median home value ($165,300 vs $108,200 in Duncombe).

Population, income & housing

	Coalville	Duncombe
Population	652	382
Median age	36.8 yrs	29.2 yrs
Median household income	$68,750	$63,125
Median home value	$165,300	$108,200
Median gross rent	—	$542
Housing units	294	187
Homeownership rate	93.1%	57.1%
Bachelor's degree or higher	24.5%	9.0%
Unemployment rate	12.5%	6.9%

Trends (ACS 5-year, 2019–2023)

	Coalville	Duncombe
Population	722 → 652 (-9.7%)	309 → 382 (+23.6%)
Median household income	$50,125 → $68,750 (+37.2%)	$47,083 → $63,125 (+34.1%)
Median home value	$131,000 → $165,300 (+26.2%)	$69,100 → $108,200 (+56.6%)
Median gross rent	—	$480 → $542 (+12.9%)

Coalville

Population

722652

Median household income

$50,125$68,750

Median home value

$131,000$165,300

Duncombe

Population

309382

Median household income

$47,083$63,125

Median home value

$69,100$108,200

Median gross rent

$480$542

Age & race/ethnicity

Age distribution (share)

	Coalville	Duncombe
Under 5	16.1%	6.3%
5 to 17	22.2%	14.4%
18 to 24	0.9%	18.3%
25 to 34	7.1%	17.8%
35 to 44	10.7%	3.9%
45 to 54	10.9%	7.9%
55 to 64	16.1%	13.4%
65 to 74	10.4%	8.4%
75 and over	5.5%	9.7%

Race & ethnicity (share)

	Coalville	Duncombe
White (non-Hispanic)	94.6%	93.7%
Black or African American	0.0%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.0%	1.8%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	2.9%	3.1%
Hispanic or Latino	2.5%	1.3%

Educational attainment (age 25+)

Share of adults 25+

	Coalville	Duncombe
No high school diploma	7.1%	9.9%
High school graduate	36.4%	36.1%
Some college or associate's	32.1%	45.1%
Bachelor's degree	24.5%	9.0%
Graduate or professional degree	0.0%	0.0%

Commute to work

How workers get to work (share)

	Coalville	Duncombe
Drove alone	91.4%	91.5%
Carpooled	1.6%	8.5%
Public transit	0.0%	0.0%
Walked	0.0%	0.0%
Bicycle	0.0%	0.0%
Worked from home	6.9%	0.0%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Coalville	Duncombe
1-unit, detached	82.7%	72.7%
1-unit, attached	0.0%	0.0%
2 to 4 units	0.0%	6.4%
5 to 19 units	0.0%	19.3%
20 or more units	0.0%	0.0%
Mobile home & other	17.3%	1.6%

Poverty & households

	Coalville	Duncombe
Poverty rate	6.7%	6.8%
Average household size	2.80	2.16
Mean commute (minutes)	18	21
Median year structure built	1964	1969