Colfax vs Sully

A side-by-side comparison of Colfax and Sully: population, income, housing, and more.

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

Colfax has the higher population (2,089 vs 1,092 in Sully). Sully has the higher median household income ($86,576 vs $82,878 in Colfax). Sully has the higher median home value ($165,600 vs $160,500 in Colfax).

Population, income & housing

	Colfax	Sully
Population	2,089	1,092
Median age	33.3 yrs	40.1 yrs
Median household income	$82,878	$86,576
Median home value	$160,500	$165,600
Median gross rent	$830	$940
Housing units	851	440
Homeownership rate	70.9%	89.5%
Bachelor's degree or higher	20.8%	23.6%
Unemployment rate	3.7%	3.6%

Trends (ACS 5-year, 2019–2023)

	Colfax	Sully
Population	1,839 → 2,089 (+13.6%)	828 → 1,092 (+31.9%)
Median household income	$57,039 → $82,878 (+45.3%)	$69,250 → $86,576 (+25.0%)
Median home value	$102,600 → $160,500 (+56.4%)	$121,100 → $165,600 (+36.7%)
Median gross rent	$714 → $830 (+16.2%)	$722 → $940 (+30.2%)

Colfax

Population

1,8392,089

Median household income

$57,039$82,878

Median home value

$102,600$160,500

Median gross rent

$714$830

Sully

Population

8281,092

Median household income

$69,250$86,576

Median home value

$121,100$165,600

Median gross rent

$722$940

Age & race/ethnicity

Age distribution (share)

	Colfax	Sully
Under 5	7.9%	7.6%
5 to 17	22.8%	19.9%
18 to 24	4.8%	5.7%
25 to 34	15.5%	11.4%
35 to 44	13.8%	13.7%
45 to 54	7.8%	8.2%
55 to 64	12.2%	10.8%
65 to 74	9.8%	12.0%
75 and over	5.5%	10.7%

Race & ethnicity (share)

	Colfax	Sully
White (non-Hispanic)	94.0%	96.3%
Black or African American	0.9%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.7%	0.5%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.3%
Two or more races	1.4%	2.7%
Hispanic or Latino	3.0%	0.2%

Educational attainment (age 25+)

Share of adults 25+

	Colfax	Sully
No high school diploma	5.6%	2.5%
High school graduate	37.8%	38.5%
Some college or associate's	35.8%	35.5%
Bachelor's degree	13.0%	19.0%
Graduate or professional degree	7.9%	4.5%

Commute to work

How workers get to work (share)

	Colfax	Sully
Drove alone	84.7%	82.3%
Carpooled	5.5%	7.6%
Public transit	0.0%	0.0%
Walked	3.3%	4.7%
Bicycle	0.0%	0.0%
Worked from home	6.0%	5.4%
Other means	0.4%	0.0%

Housing

Units in structure (share)

	Colfax	Sully
1-unit, detached	70.6%	89.5%
1-unit, attached	5.2%	5.0%
2 to 4 units	6.9%	5.2%
5 to 19 units	12.1%	0.2%
20 or more units	0.0%	0.0%
Mobile home & other	5.2%	0.0%

Poverty & households

	Colfax	Sully
Poverty rate	10.6%	3.8%
Average household size	2.70	2.59
Mean commute (minutes)	21	22
Median year structure built	1957	1965