| Index | Williamsville | New York | National |
| Income per capita | $42,118 | $34,212 | $29,829 |
| Median household income | $75,323 | $60,741 | $55,322 |
| Median income owner occupied | $99,042 | $83,277 | $70,586 |
| Median income renter occupied | $44,219 | $38,983 | $35,192 |
| Median earnings male | $44,578 | $40,464 | $36,919 |
| Median earnings female | $41,111 | $30,906 | $26,250 |
| Unemployment rate | 1.3% | 4.8% | 4.7% |
| Poverty level | 8.2% | 15.5% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 1.9% | 1.9% |
| Manufacturing sector | 4.6% | 4.6% |
| Financial & insurance services | 7.8% | 7.8% |
| Wholesale & retail services | 10.0% | 10.0% |
| Public administration | 4.6% | 4.6% |
| Transportation, warehousing & utilities | 1.3% | 1.3% |
| Education, health & social services | 27.8% | 27.8% |
| Other | 39.2% | 39.2% |
| City | Population | Household Income | National Avg. |
| Clarence Center, NY | 3,211 | $119,430 | 115.9% |
| Elma Center, NY | 3,806 | $94,583 | 71.0% |
| Orchard Park, NY | 3,131 | $91,588 | 65.6% |
| Town Line, NY | 1,752 | $85,896 | 55.3% |
| Harris Hill, NY | 5,982 | $84,583 | 52.9% |
| Williamsville, NY | 5,194 | $75,323 | 36.2% |
| City | Population | Household Income | National Avg. |
| Ward, AR | 5,195 | $64,737 | 17.0% |
| Elmsford, NY | 5,197 | $102,601 | 85.5% |
| Grand Falls / Grand-Sault, NB | 5,197 | n/a | |
| Marshfield, MA | 5,190 | $95,046 | 71.8% |
| Port LaBelle, FL | 5,189 | $36,077 | 34.8% |
| Williamsville, NY | 5,194 | $75,323 | 36.2% |
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