| Index | Middletown | Illinois | National | 
| Income per capita | $24,532 | $31,502 | $29,829 | 
| Median household income | $51,477 | $59,196 | $55,322 | 
| Median income owner occupied | $52,386 | $75,354 | $70,586 | 
| Median income renter occupied | $42,500 | $34,488 | $35,192 | 
| Median earnings male | $27,188 | $40,474 | $36,919 | 
| Median earnings female | $29,375 | $27,197 | $26,250 | 
| Unemployment rate | 1.2% | 5.3% | 4.7% | 
| Poverty level | 11.3% | 14.0% | 15.1% | 

 
				
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				| Labour Type | Male | Female | 
| Construction industry | 19.6% | 19.6% | 
| Manufacturing sector | 15.7% | 15.7% | 
| Financial & insurance services | 2.0% | 2.0% | 
| Wholesale & retail services | 9.8% | 9.8% | 
| Public administration | 9.8% | 9.8% | 
| Transportation, warehousing & utilities | 2.0% | 2.0% | 
| Education, health & social services | 2.0% | 2.0% | 
| Other | 39.2% | 39.2% | 
| City | Population | Household Income | National Avg. | 
| Sherman, IL | 4,470 | $123,232 | 122.8% | 
| Lake Petersburg, IL | 547 | $96,750 | 74.9% | 
| Williamsville, IL | 1,468 | $86,326 | 56.0% | 
| Athens, IL | 2,349 | $78,194 | 41.3% | 
| New Holland, IL | 257 | $77,083 | 39.3% | 
| Middletown, IL | 212 | $51,477 | 7.0% | 
| City | Population | Household Income | National Avg. | 
| Anderson, AK | 212 | $103,125 | 86.4% | 
| Ogden, AR | 212 | $0 | 100.0% | 
| Tollette, AR | 212 | $33,571 | 39.3% | 
| Tecopa, CA | 212 | $33,173 | 40.0% | 
| Vina, CA | 212 | $0 | 100.0% | 
| Middletown, IL | 212 | $51,477 | 7.0% |