Derry is a city located in Westmoreland County Pennsylvania. Derry has a 2024 population of 2,564. Derry is currently declining at a rate of -0.7% annually and its population has decreased by -2.81% since the most recent census, which recorded a population of 2,638 in 2020.
The average household income in Derry is $64,108 with a poverty rate of 12.64%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Derry is 46.1 years, 40.4 years for males, and 50.1 years for females.
According to the most recent ACS, the racial composition of Derry was:
White
Black or African American
Two or more races
Native American
Asian
Native Hawaiian or Pacific Islander
Other race
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 1,221 | 2.16 | 71.7 | 28.3 |
| Non Family | 563 | 1.17 | 59.7 | 40.3 |
| Married | 493 | 2.98 | 85.6 | 14.4 |
| Male | 92 | 2.91 | 64.1 | 35.9 |
| Female | 73 | 3.29 | 79.5 | 20.5 |
2.93
Average Family Size
2.16
Average Household Size
71.7%
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 black people with a rate of 100%.
The highest rate of bachelors degrees is among 2+ races people with a rate of 85.71%.
All
Male
Female
$43,506
Average Earnings
$47,250
Average Male
$35,781
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
99.45% of Derry residents speak only English, while 0.55% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.23% of the population.
rate
12.64%
Overall Poverty Rate
10%
Male Poverty Rate
15.07%
Female Poverty Rate
The race most likely to be in poverty in Derry is Multiple, with 70.83% below the poverty level.
The race least likely to be in poverty in Derry is White, with 11.96% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.16%. Among those working part-time, it was 16.58%, and for those that did not work, the poverty rate was 18.02%.
Married
Widowed
Divorced
Separated
NeverMarried
46.8%
Overall Marriage Rate
49.4%
Male Marriage Rate
44.5%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
39%
Veteran Disability Rate
LaborForceParticipation
59.5%
Labor Force Participation
54%
Employment Rate
9.2%
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
90.25%
Born in Derry
99.77%
Native Born
0.23%
Foreign Born
0%
Non Citizen
0.23%
Naturalized
99.77% of Derry residents were born in the United States, with 90.25% having been born in Pennsylvania. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 2,471 | -19 | -0.76% |
| 2028 | 2,490 | -18 | -0.72% |
| 2027 | 2,508 | -19 | -0.75% |
| 2026 | 2,527 | -18 | -0.71% |
| 2025 | 2,545 | -19 | -0.74% |
| 2024 | 2,564 | -18 | -0.7% |
| 2023 | 2,582 | -19 | -0.73% |
| 2022 | 2,601 | -25 | -0.95% |
| 2021 | 2,626 | -12 | -0.45% |
| 2020 | 2,638 | 124 | 4.93% |
| 2019 | 2,514 | -17 | -0.67% |
| 2018 | 2,531 | -16 | -0.63% |
| 2017 | 2,547 | -25 | -0.97% |
| 2016 | 2,572 | -21 | -0.81% |
| 2015 | 2,593 | -21 | -0.8% |
| 2014 | 2,614 | -19 | -0.72% |
| 2013 | 2,633 | -14 | -0.53% |
| 2012 | 2,647 | -16 | -0.6% |
| 2011 | 2,663 | -16 | -0.6% |
| 2010 | 2,679 | -312 | -10.43% |
| 2000 | 2,991 | 41 | 1.39% |
| 1990 | 2,950 | -122 | -3.97% |
| 1980 | 3,072 | -266 | -7.97% |
| 1970 | 3,338 | -88 | -2.57% |
| 1960 | 3,426 | -326 | -8.69% |
| 1950 | 3,752 | 749 | 24.94% |
| 1940 | 3,003 | -43 | -1.41% |
| 1930 | 3,046 | 157 | 5.43% |
| 1920 | 2,889 | -65 | -2.2% |
| 1910 | 2,954 | 0 | 0% |