Collegedale vs Signal Mountain

A side-by-side comparison of Collegedale and Signal Mountain: population, income, housing, and more.

Collegedale and Signal Mountain are places in Tennessee. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Collegedale has the higher population (11,185 vs 8,861 in Signal Mountain). Signal Mountain has the higher median household income ($139,714 vs $64,905 in Collegedale). Signal Mountain has the higher median home value ($482,300 vs $332,700 in Collegedale).

Population, income & housing

	Collegedale	Signal Mountain
Population	11,185	8,861
Median age	36.3 yrs	43.3 yrs
Median household income	$64,905	$139,714
Median home value	$332,700	$482,300
Median gross rent	$1,435	$1,843
Housing units	4,555	3,423
Homeownership rate	43.5%	89.7%
Bachelor's degree or higher	47.6%	73.7%
Unemployment rate	2.4%	2.1%

Trends (ACS 5-year, 2019–2023)

	Collegedale	Signal Mountain
Population	11,275 → 11,185 (-0.8%)	8,539 → 8,861 (+3.8%)
Median household income	$59,015 → $64,905 (+10.0%)	$109,926 → $139,714 (+27.1%)
Median home value	$229,000 → $332,700 (+45.3%)	$345,900 → $482,300 (+39.4%)
Median gross rent	$986 → $1,435 (+45.5%)	$1,938 → $1,843 (-4.9%)

Collegedale

Population

11,27511,185

Median household income

$59,015$64,905

Median home value

$229,000$332,700

Median gross rent

$986$1,435

Signal Mountain

Population

8,5398,861

Median household income

$109,926$139,714

Median home value

$345,900$482,300

Median gross rent

$1,938$1,843

Age & race/ethnicity

Age distribution (share)

	Collegedale	Signal Mountain
Under 5	1.6%	3.8%
5 to 17	10.7%	24.4%
18 to 24	22.6%	3.6%
25 to 34	14.5%	4.4%
35 to 44	7.6%	16.6%
45 to 54	13.1%	13.1%
55 to 64	12.8%	9.5%
65 to 74	9.2%	13.0%
75 and over	8.0%	11.6%

Race & ethnicity (share)

	Collegedale	Signal Mountain
White (non-Hispanic)	68.4%	94.2%
Black or African American	11.1%	0.5%
American Indian & Alaska Native	0.0%	0.0%
Asian	4.2%	0.6%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.4%
Two or more races	3.2%	3.4%
Hispanic or Latino	13.0%	0.8%

Educational attainment (age 25+)

Share of adults 25+

	Collegedale	Signal Mountain
No high school diploma	9.5%	0.7%
High school graduate	17.6%	6.1%
Some college or associate's	25.2%	19.5%
Bachelor's degree	25.9%	39.3%
Graduate or professional degree	21.8%	34.4%

Commute to work

How workers get to work (share)

	Collegedale	Signal Mountain
Drove alone	61.8%	71.5%
Carpooled	8.8%	2.0%
Public transit	0.0%	0.0%
Walked	10.4%	1.9%
Bicycle	0.0%	0.0%
Worked from home	18.8%	24.5%
Other means	0.3%	0.0%

Housing

Units in structure (share)

	Collegedale	Signal Mountain
1-unit, detached	42.0%	89.2%
1-unit, attached	7.0%	1.6%
2 to 4 units	12.8%	0.8%
5 to 19 units	14.4%	1.4%
20 or more units	17.1%	7.0%
Mobile home & other	6.7%	0.0%

Poverty & households

	Collegedale	Signal Mountain
Poverty rate	9.7%	2.6%
Average household size	2.15	2.63
Mean commute (minutes)	21	27
Median year structure built	2004	1976