Gibraltar vs Mertztown

A side-by-side comparison of Gibraltar and Mertztown: population, income, housing, and more.

Gibraltar and Mertztown are places in Pennsylvania. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Mertztown has the higher population (630 vs 609 in Gibraltar). Gibraltar has the higher median household income ($91,611 vs $64,318 in Mertztown). Gibraltar has the higher median home value ($250,200 vs $173,300 in Mertztown).

Population, income & housing

	Gibraltar	Mertztown
Population	609	630
Median age	44.7 yrs	43.7 yrs
Median household income	$91,611	$64,318
Median home value	$250,200	$173,300
Median gross rent	—	$1,150
Housing units	280	240
Homeownership rate	96.8%	82.5%
Bachelor's degree or higher	32.7%	18.0%
Unemployment rate	0.0%	0.0%

Trends (ACS 5-year, 2019–2023)

	Gibraltar	Mertztown
Population	781 → 609 (-22.0%)	963 → 630 (-34.6%)
Median household income	$76,119 → $91,611 (+20.4%)	$60,531 → $64,318 (+6.3%)
Median home value	$183,400 → $250,200 (+36.4%)	$130,100 → $173,300 (+33.2%)
Median gross rent	—	$897 → $1,150 (+28.2%)

Gibraltar

Population

781609

Median household income

$76,119$91,611

Median home value

$183,400$250,200

Mertztown

Population

963630

Median household income

$60,531$64,318

Median home value

$130,100$173,300

Median gross rent

$897$1,150

Age & race/ethnicity

Age distribution (share)

	Gibraltar	Mertztown
Under 5	0.0%	7.3%
5 to 17	3.0%	12.9%
18 to 24	8.7%	12.7%
25 to 34	15.8%	5.9%
35 to 44	23.5%	13.2%
45 to 54	13.6%	11.3%
55 to 64	7.1%	14.0%
65 to 74	13.6%	15.9%
75 and over	14.8%	7.0%

Race & ethnicity (share)

	Gibraltar	Mertztown
White (non-Hispanic)	100.0%	85.2%
Black or African American	0.0%	3.0%
American Indian & Alaska Native	0.0%	2.7%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	0.0%	2.9%
Hispanic or Latino	0.0%	6.2%

Educational attainment (age 25+)

Share of adults 25+

	Gibraltar	Mertztown
No high school diploma	6.5%	10.4%
High school graduate	33.1%	40.7%
Some college or associate's	27.7%	31.0%
Bachelor's degree	16.5%	9.2%
Graduate or professional degree	16.2%	8.7%

Commute to work

How workers get to work (share)

	Gibraltar	Mertztown
Drove alone	84.3%	87.5%
Carpooled	0.0%	5.1%
Public transit	0.0%	0.0%
Walked	0.0%	7.5%
Bicycle	0.0%	0.0%
Worked from home	15.7%	0.0%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Gibraltar	Mertztown
1-unit, detached	96.8%	52.5%
1-unit, attached	0.0%	21.7%
2 to 4 units	3.2%	12.1%
5 to 19 units	0.0%	0.0%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	13.8%

Poverty & households

	Gibraltar	Mertztown
Poverty rate	1.5%	5.6%
Average household size	2.18	2.63
Mean commute (minutes)	28	15
Median year structure built	1953	1964