Grantley, Pennsylvania Demographics & Population 2026
During the 2020–2024 ACS period, Grantley, Pennsylvania had a total population of 4,775, the 288th largest community in Pennsylvania, with a median household income of $167,069, which is 114% higher than the state average. The poverty rate is 6.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 114% above the state average — one of the wealthiest communities in Pennsylvania.
- 56.2% of adults hold a bachelor's degree or higher — top 10% in Pennsylvania.
Grantley Quick Facts
How Grantley Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 4,762 | 4,775 | +0.3% |
| Median household income | $121,563 | $167,069 | +37.4% |
| Median home value | $404,100 | $429,400 | +6.3% |
How Grantley Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 45 | National average: 61
Education
Educational Attainment (Adults 25+)
Grantley Rankings in Pennsylvania
Explore Pennsylvania Rankings
Other Cities in York County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| York | 44,938 | $48,420 | 21.1% | $119,700 |
| Hanover | 16,584 | $61,293 | 14.5% | $212,800 |
| Weigelstown | 15,485 | $73,722 | 7.1% | $219,500 |
| Shiloh | 11,246 | $94,324 | 1.3% | $245,600 |
| East York | 9,388 | $88,021 | 6.3% | $232,700 |
| Parkville | 8,128 | $77,352 | 11.8% | $222,400 |
| Red Lion | 6,516 | $72,901 | 16.0% | $177,400 |
| West York | 5,092 | $80,995 | 12.0% | $123,600 |
| New Freedom | 5,066 | $120,037 | 4.0% | $370,900 |
| Spry | 4,909 | $82,723 | 9.4% | $225,100 |
Cities Similar to Grantley
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Flourtown | 4,992 | $148,274 | $507,300 | 63.3% | 2.7% |
| Trooper | 4,907 | $133,214 | $443,900 | 54.0% | 3.5% |
| McMurray | 4,286 | $155,077 | $391,700 | 57.2% | 2.6% |
| Spring House | 5,137 | $198,077 | $670,700 | 73.2% | 4.6% |
| Reiffton | 4,575 | $128,750 | $318,500 | 38.1% | 3.9% |
Population Overview
Grantley is a small community located in Pennsylvania, within York County. The total population is 4,775. It ranks as the 288th most populous out of 1,991 Census-designated places in Pennsylvania.
Age Demographics
The median age in Grantley is 21.4 years. This is 48% lower than the state median of 40.9 years.
Economy, Income & Housing
The median household income in Grantley is $167,069. This is 114% higher than the state median of $77,971. It is also 107% higher than the national median of $80,734. The poverty rate stands at 6.5%. This is 44% lower than the state poverty rate of 11.7%. The unemployment rate is 7.5%. This is 43% higher than the state rate of 5.3%. The median home value is $429,400. Housing costs are 69% higher than the state median of $254,500. With a home-value-to-income ratio of just 2.6x, Grantley is one of the most affordable housing markets in the area. 91.0% of occupied housing units are owner-occupied. This homeownership rate is 31% higher than the state average of 69.3%.
Race & Ethnicity
The largest racial or ethnic group in Grantley is White (non-Hispanic), making up 80.5% of the population. Asian residents account for 8.3%. The Black or African American population (3.7%) is well below the state average of 10.3%. The Hispanic or Latino population (3.7%) is well below the state average of 8.7%. The Asian population is significantly higher than the state average (8.3% vs 3.8%).
Education
56.2% of residents aged 25 and older hold a bachelor's degree or higher. This places Grantley in the top 10% of all cities in the state for educational attainment. This is 60% higher than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.5%. Notably, 25.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Grantley, Pennsylvania is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Pennsylvania state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,991 Census-designated places in Pennsylvania. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Pennsylvania city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Grantley, Pennsylvania?
Grantley, Pennsylvania has a population of 4,775 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Grantley, PA?
The median household income in Grantley is $167,069, which is 107% higher than the national median of $80,734.
What is the poverty rate in Grantley, PA?
The poverty rate in Grantley is 6.5%. This means approximately 182 residents live below the federal poverty line.
What is the racial makeup of Grantley, Pennsylvania?
Grantley's population is 80.5% White, 3.7% Black, 3.7% Hispanic/Latino, and 8.3% Asian.
What is the median home value in Grantley, PA?
The median home value in Grantley is $429,400. The home-value-to-income ratio is 2.6x.
How educated is Grantley, Pennsylvania?
56.2% of adults (25+) in Grantley hold a bachelor's degree or higher, and 25.8% hold a graduate or professional degree.