The Town FilesClark, Pennsylvania
Borough in Mercer County · population 576 (2020 Census)
- Median home
- $229,800
- Household income
- $60,000
- Jan low / Jul high
- 19° / 83°
- Snow a year
- 53 in
- Tornadoes ≤10 mi since 1950
- 16
- Median age
- 45.6
Clark is a borough of 576 people in Mercer County, Pennsylvania. The median home is worth $229,800, above the typical Pennsylvania town ($214,250). It ranks easier by car than 94% of Pennsylvania towns, better for families than 92% of Pennsylvania towns, better for retirees than 90% of Pennsylvania towns.
How Clark 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 Clark is worth $229,800, above the typical Pennsylvania town ($214,250). Homes cost about 3.8 times the median household income of $60,000, which is more affordable than 12% of Pennsylvania towns. Median rent is $688 a month. 86.0% of households own their home.
| Housing | Clark | Typical Pennsylvania town |
|---|---|---|
| Median home value | $229,800 | $214,250 |
| Median rent | $688 | $996 |
| Median household income | $60,000 | $75,278 |
| Home value ÷ income | 3.8× | 2.8× |
| Homeownership | 86.0% | 81.5% |
| Median year built | 1972 | 1971 |
| Seasonal / vacation homes | 2.4% | — |
Who lives in Clark
| People | Clark | Typical Pennsylvania town |
|---|---|---|
| Median age | 45.6 | 44.2 |
| Age 65 and over | 27.5% | 21.1% |
| Under 18 | 25.1% | — |
| Bachelor's degree or higher | 32.0% | 23.8% |
| Below the poverty line | 7.3% | 8.5% |
| Veterans | 9.6% | — |
| Born outside the U.S. | 0.7% | — |
| Work from home | 16.2% | 10.6% |
| Average commute | 19.9 min | 25.9 min |
| Homes with broadband | 83.9% | 89.0% |
Weather in Clark
July highs average 82.7°F and January lows 19.3°F. About 41.2 inches of rain and melted snow fall a year, with 53.2 inches of snow (typical Pennsylvania town: 31.8 in). Expect about 8 days a year at 90°F or hotter and 127 nights at or below freezing.
Tornadoes, storms and disasters
16 tornadoes have passed within 10 miles of Clark since 1950, compared with 10 for the typical Pennsylvania town. 5 rated (E)F2 or stronger. The strongest, an F5, struck on May 31, 1985 about 7.2 miles from the town center. Tornadoes within 10 miles have caused 9 deaths and 83 injuries since 1950. The most recent was on August 6, 2024.
Hail of 1 inch or larger has been reported within 10 miles 48 times; the largest was 2.50 inches on June 16, 2022.
Severe weather in Mercer County since 1996
Mercer County has been included in 13 federal disaster or emergency declarations since 1953, most often for flood, tornado, hurricane.
| Declared | Incident | Declaration |
|---|---|---|
| March 30, 2020 | Biological | DR-4506: Covid-19 Pandemic |
| March 13, 2020 | Biological | EM-3441: Covid-19 |
| October 29, 2012 | Hurricane | EM-3356: Hurricane Sandy |
| September 10, 2005 | Hurricane | EM-3235: Hurricane Katrina |
| September 19, 2004 | Severe Storm | DR-1555: Severe Storms And Flooding Associated With Tropical Depression Frances |
Jobs and pay in Mercer County
Mercer County had 43,239 jobs in 2024, paying an average of $54,120 a year. Unemployment was 3.8% in 2023; in Clark itself the ACS puts it at 5.9%.
Towns near Clark
- Pymatuning, PA2.8 mi · 3,118 people · home $119,300
- Reynolds Heights, PA3.8 mi · 1,974 people · home $111,700
- Jefferson, PA4.4 mi · 1,919 people · home $164,200
- Sharpsville, PA4.5 mi · 4,255 people · home $121,300
- Hermitage, PA4.5 mi · 16,230 people · home $199,500
- Delaware, PA5.1 mi · 2,084 people · home $189,600
- South Pymatuning, PA5.5 mi · 2,653 people · home $180,700
- Sharon, PA6.2 mi · 13,147 people · home $78,800
Clark questions
Is Clark, Pennsylvania a good place to retire?
On The Town Files lifestyle rankings, Clark scores better for retirees than 90% of Pennsylvania towns and quieter than 84%. 27.5% of residents are 65 or older (median age 45.6).
How much does a house cost in Clark?
The median owner-occupied home in Clark is valued at $229,800 (Census ACS 2020–2024), against a median household income of $60,000, so homes cost about 3.8 times income. Median rent is $688 a month.
What is the weather like in Clark?
July highs average 82.7°F and January lows 19.3°F (NOAA 1991–2020 normals). It gets about 41.2 inches of precipitation a year and 53.2 inches of snow.
Does Clark get tornadoes?
16 tornadoes have passed within 10 miles of Clark since 1950 (NOAA Storm Events); the strongest was a F5 on May 31, 1985. 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)