Marengo city, Illinois demographics
Population: 7,466
Median age: 30.5
Median household income: 65,136
Marengo is a city in McHenry County, Illinois, United States.
Demographics, population, home values, social and economic characteristics of Marengo city, IL.
Population
| 2021 | 7,466 |
| 2020 | 7,871 |
| 2019 | 7,969 |
| 2018 | 8,175 |
| 2017 | 8,280 |
| 2016 | 8,081 |
| 2015 | 7,714 |
| 2014 | 7,451 |
| 2013 | 7,475 |
| 2012 | 7,675 |
| 2011 | 7,794 |
| 2010 | 7,881 |
| 2009 | 8,481 |
Census data for Marengo city, Illinois
Demographic and housing estimates in Marengo city, Illinois
| Total population | 7,466 |
| Male | 3,679 |
| Female | 3,787 |
| Total population | 7,466 |
| Under 5 years | 583 |
| 5 to 9 years | 529 |
| 10 to 14 years | 499 |
| 15 to 19 years | 385 |
| 20 to 24 years | 753 |
| 25 to 34 years | 1,296 |
| 35 to 44 years | 578 |
| 45 to 54 years | 734 |
| 55 to 59 years | 443 |
| 60 to 64 years | 600 |
| 65 to 74 years | 485 |
| 75 to 84 years | 374 |
| 85 years and over | 207 |
| Median age (years) | 30.5 |
| Under 18 years | 1,913 |
| 16 years and over | 5,777 |
| 18 years and over | 5,553 |
| 21 years and over | 5,367 |
| 62 years and over | 1,451 |
| 65 years and over | 1,066 |
| Total population | 7,466 |
| One race | 7,303 |
| White | 7,034 |
| Black or African American | 192 |
| American Indian and Alaska Native | 0 |
| Asian | 0 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 77 |
| Two or more races | 163 |
| Citizen, VOTING AGE 18 and over population | 5,385 |
| Male Citizen, VOTING AGE 18 and over population | 2,539 |
| Female Citizen, VOTING AGE 18 and over population | 2,846 |
Social characteristics in Marengo city, Illinois
| Total households | 2,895 |
| Family households (families) | 1,267 |
| Married-couple family | 345 |
| Male householder, no wife present, family | 383 |
| Female householder, no husband present, family | 346 |
| Nonfamily households | 900 |
| Average household size | 890 |
| Average family size | 2.56 |
Economic characteristics in Marengo city, Illinois
| Total households | 2,895 |
| Less than $10,000 | 257 |
| $10,000 to $14,999 | 178 |
| $15,000 to $24,999 | 370 |
| $25,000 to $34,999 | 303 |
| $35,000 to $49,999 | 201 |
| $50,000 to $74,999 | 223 |
| $75,000 to $99,999 | 228 |
| $100,000 to $149,999 | 637 |
| $150,000 to $199,999 | 395 |
| $200,000 or more | 103 |
| Median household income (dollars) | 65,136 |
Housing characteristics in Marengo city, Illinois
| Total housing units | 3,094 |
| Occupied housing units | 2,895 |
| Vacant housing units | 199 |
| Total housing units | 3,094 |
| 1-unit, detached | 1,744 |
| 1-unit, attached | 476 |
| 2 units | 94 |
| 3 or 4 units | 172 |
| 5 to 9 units | 382 |
| 10 to 19 units | 15 |
| 20 or more units | 20 |
| Mobile home | 191 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 3,094 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 43 |
| Built 2000 to 2009 | 560 |
| Built 1990 to 1999 | 453 |
| Built 1980 to 1989 | 171 |
| Built 1970 to 1979 | 341 |
| Built 1960 to 1969 | 481 |
| Built 1950 to 1959 | 360 |
| Built 1940 to 1949 | 53 |
| Built 1939 or earlier | 632 |
| Total housing units | 3,094 |
| 1 room | 11 |
| 2 rooms | 46 |
| 3 rooms | 165 |
| 4 rooms | 620 |
| 5 rooms | 753 |
| 6 rooms | 559 |
| 7 rooms | 364 |
| 8 rooms | 233 |
| 9 rooms or more | 343 |
| Median rooms | 5.4 |
| Total housing units | 3,094 |
| No bedroom | 25 |
| 1 bedroom | 346 |
| 2 bedrooms | 932 |
| 3 bedrooms | 1,268 |
| 4 bedrooms | 494 |
| 5 or more bedrooms | 29 |
| Occupied housing units | 2,895 |
| Owner-occupied | 1,803 |
| Renter-occupied | 1,092 |
| Average household size of owner-occupied unit | 2.50 |
| Average household size of renter-occupied unit | 2.65 |
| Occupied housing units | 2,895 |
| Moved in 2017 or later | 238 |
| Moved in 2015 to 2016 | 808 |
| Moved in 2010 to 2014 | 475 |
| Moved in 2000 to 2009 | 703 |
| Moved in 1990 to 1999 | 378 |
| Moved in 1989 and earlier | 293 |
| Owner-occupied units | 1,803 |
| Less than $50,000 | 109 |
| $50,000 to $99,999 | 190 |
| $100,000 to $149,999 | 323 |
| $150,000 to $199,999 | 753 |
| $200,000 to $299,999 | 420 |
| $300,000 to $499,999 | 0 |
| $500,000 to $999,999 | 8 |
| $1,000,000 or more | 0 |
| Median (dollars) | 172,800 |
| Owner-occupied units | 1,803 |
| Housing units with a mortgage | 1,132 |
| Housing units without a mortgage | 671 |
| Occupied units paying rent | 1,092 |
| Less than $500 | 146 |
| $500 to $999 | 471 |
| $1,000 to $1,499 | 404 |
| $1,500 to $1,999 | 48 |
| $2,000 to $2,499 | 23 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 963 |
| No rent paid | 0 |
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