The Town FilesMount Joy, Pennsylvania
Township in Adams County · population 3,789 (2020 Census)
- Median home
- $345,000
- Household income
- $93,917
- Jan low / Jul high
- 21° / 86°
- Snow a year
- 28 in
- Tornadoes ≤10 mi since 1950
- 12
- Median age
- 44.8
Mount Joy is a township of 3,789 people in Adams County, Pennsylvania. The median home is worth $345,000, above the typical Pennsylvania town ($214,250). It ranks better for families than 95% of Pennsylvania towns, better for retirees than 90% of Pennsylvania towns, more upscale than 72% of Pennsylvania towns.
How Mount Joy ranks
Percentile among Pennsylvania towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of Pennsylvania towns.
Homes and cost of living
The median home in Mount Joy is worth $345,000, above the typical Pennsylvania town ($214,250). Homes cost about 3.7 times the median household income of $93,917, which is more affordable than 15% of Pennsylvania towns. Median rent is $1,341 a month. 85.8% of households own their home.
| Housing | Mount Joy | Typical Pennsylvania town |
|---|---|---|
| Median home value | $345,000 | $214,250 |
| Median rent | $1,341 | $996 |
| Median household income | $93,917 | $75,278 |
| Home value ÷ income | 3.7× | 2.8× |
| Homeownership | 85.8% | 81.5% |
| Median year built | 1980 | 1971 |
| Seasonal / vacation homes | 1.7% | — |
Who lives in Mount Joy
| People | Mount Joy | Typical Pennsylvania town |
|---|---|---|
| Median age | 44.8 | 44.2 |
| Age 65 and over | 23.9% | 21.1% |
| Under 18 | 21.9% | — |
| Bachelor's degree or higher | 38.0% | 23.8% |
| Below the poverty line | 8.0% | 8.5% |
| Veterans | 11.2% | — |
| Born outside the U.S. | 3.9% | — |
| Work from home | 12.0% | 10.6% |
| Average commute | 29.2 min | 25.9 min |
| Homes with broadband | 90.8% | 89.0% |
Weather in Mount Joy
July highs average 86.2°F and January lows 20.8°F. About 44.5 inches of rain and melted snow fall a year, with 28.2 inches of snow (typical Pennsylvania town: 31.8 in). Expect about 21 days a year at 90°F or hotter and 121 nights at or below freezing.
Tornadoes, storms and disasters
12 tornadoes have passed within 10 miles of Mount Joy since 1950, compared with 10 for the typical Pennsylvania town. 5 rated (E)F2 or stronger. The strongest, an F3, struck on May 22, 1983 about 5.3 miles from the town center. The most recent was on April 16, 2011.
Hail of 1 inch or larger has been reported within 10 miles 25 times; the largest was 1.75 inches on August 19, 2004.
Severe weather in Adams County since 1996
Adams County has been included in 20 federal disaster or emergency declarations since 1953, most often for flood, hurricane, snowstorm.
| Declared | Incident | Declaration |
|---|---|---|
| March 30, 2020 | Biological | DR-4506: Covid-19 Pandemic |
| March 13, 2020 | Biological | EM-3441: Covid-19 |
| March 23, 2016 | Snowstorm | DR-4267: Severe Winter Storm And Snowstorm |
| October 29, 2012 | Hurricane | EM-3356: Hurricane Sandy |
| September 12, 2011 | Flood | DR-4030: Tropical Storm Lee |
Jobs and pay in Adams County
Adams County had 33,195 jobs in 2024, paying an average of $54,542 a year. Unemployment was 2.6% in 2023; in Mount Joy itself the ACS puts it at 1.4%.
Towns near Mount Joy
- Germany, PA4.5 mi · 2,844 people · home $338,600
- Cumberland, PA4.6 mi · 7,033 people · home $293,200
- Littlestown, PA5.2 mi · 4,782 people · home $254,700
- Gettysburg, PA5.2 mi · 7,106 people · home $241,500
- Mount Pleasant, PA5.5 mi · 4,666 people · home $289,400
- Union, PA7.0 mi · 3,076 people · home $334,700
- Taneytown, MD7.6 mi · 7,234 people · home $338,400
- Straban, PA7.9 mi · 4,851 people · home $318,500
Mount Joy questions
Is Mount Joy, Pennsylvania a good place to retire?
On The Town Files lifestyle rankings, Mount Joy scores better for retirees than 90% of Pennsylvania towns and quieter than 62%. 23.9% of residents are 65 or older (median age 44.8).
How much does a house cost in Mount Joy?
The median owner-occupied home in Mount Joy is valued at $345,000 (Census ACS 2020–2024), against a median household income of $93,917, so homes cost about 3.7 times income. Median rent is $1,341 a month.
What is the weather like in Mount Joy?
July highs average 86.2°F and January lows 20.8°F (NOAA 1991–2020 normals). It gets about 44.5 inches of precipitation a year and 28.2 inches of snow.
Does Mount Joy get tornadoes?
12 tornadoes have passed within 10 miles of Mount Joy since 1950 (NOAA Storm Events); the strongest was a F3 on May 22, 1983. The typical Pennsylvania town has had 10.
- U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
- U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
- NOAA NCEI U.S. Climate Normals (1991–2020)
- NOAA NCEI Storm Events Database (1950–2026)
- FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
- NCES Common Core of Data (2023–24)
- BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
- The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)