Lake County, Indiana
As of the census of 2000, there were 484564 people, 181633 households, and 127036 families living in the county. The population density was 975 people per square mile (376.45/kmē), making it the second most densely populated county in Indiana. There were 194992 housing units at an average density of 392.4 per square mile (151.51/kmē). The average household size was 2.64 people, and the average family size was 3.19 people. In the county the population was spread out, with 26.8% under the age of 18, 9.3% from 18 to 24, 28.3% from 25 to 44, 22.6% from 45 to 64, and 13% who were 65 or older. For every 100 males there were 107.6 females. For every 100 males age 18 and over, there were 112.4 females. According to July 2008 Census Bureau estimates, the population of the county is 493800, The racial makeup of the county was 71.09% White, 26.06% Black or African American, 0.4% American Indian, 1.17% Asian, 0.07% Native Hawaiian, and 1.2% from two or more races.
The median income for a household in the county was $41829, it is the 33rd wealthiest county in terms of median household income. The median income for a family in the county was $50131, making its Indiana's 28th highest county by median family income. The per capita income for the county was $19639, making it the 28th wealthiest county by per capita income among the Indiana.
In 2000, 130977 pupils and students, of which 49.24% are male and 50.76% are female, 27.03% of the total population, are in the education system. Of which, percentage of enrollment student are in, 7.31% nursery or pri school, 5.66% kindergarten, 44.9% elementary school, 23.31% high school and 18.82% College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Cedar Lake Town | Lake County | 8.12 | 6.79 | 1.32 | 9279 | 1366.3 | 17825 | 43987 |
| 2 | Crown Point City | Lake County | 16.63 | 16.62 | 0.01 | 19806 | 1191.7 | 24568 | 52889 |
| 3 | Dyer Town | Lake County | 5.96 | 5.96 | 0 | 13895 | 2331.3 | 27390 | 63045 |
| 4 | East Chicago City | Lake County | 15.63 | 11.98 | 3.65 | 32414 | 2706.3 | 13517 | 26538 |
| 5 | Gary City | Lake County | 57.24 | 50.23 | 7.01 | 102746 | 2045.5 | 14383 | 27195 |
| 6 | Griffith Town | Lake County | 7.17 | 7.17 | 0 | 17334 | 2417.7 | 21866 | 50030 |
| 7 | Hammond City | Lake County | 24.83 | 22.88 | 1.95 | 83048 | 3630 | 16254 | 35528 |
| 8 | Highland Town | Lake County | 6.89 | 6.87 | 0.02 | 23546 | 3428.3 | 24530 | 51297 |
| 9 | Hobart City | Lake County | 26.71 | 26.21 | 0.49 | 25363 | 967.5 | 21508 | 47759 |
| 10 | Lake Dalecarlia Cdp | Lake County | 1.7 | 1.42 | 0.28 | 1285 | 904.7 | 25068 | 52454 |
| 11 | Lake Station City | Lake County | 8.47 | 8.3 | 0.17 | 13948 | 1681 | 15319 | 36984 |
| 12 | Lakes Of The Four Seasons Cdp | Lake County, Porter County | 3.09 | 2.68 | 0.41 | 7291 | 2720.3 | 25537 | 67528 |
| 13 | Lowell Town | Lake County | 4.16 | 4.08 | 0.08 | 7505 | 1839.2 | 19752 | 49173 |
| 14 | Merrillville Town | Lake County | 33.32 | 33.28 | 0.03 | 30560 | 918.2 | 22293 | 49545 |
| 15 | Munster Town | Lake County | 7.59 | 7.54 | 0.05 | 21511 | 2852.8 | 30952 | 63243 |
| 16 | New Chicago Town | Lake County | 0.67 | 0.67 | 0 | 2063 | 3071.3 | 16342 | 32759 |
| 17 | Schererville Town | Lake County | 13.64 | 13.61 | 0.03 | 24851 | 1825.9 | 28528 | 59243 |
| 18 | Schneider Town | Lake County | 0.88 | 0.88 | 0 | 317 | 361 | 16463 | 46339 |
| 19 | St. John Town | Lake County | 6.77 | 6.72 | 0.05 | 8382 | 1246.6 | 25106 | 71378 |
| 20 | Whiting City | Lake County | 3.28 | 1.76 | 1.52 | 5137 | 2914.1 | 17518 | 34972 |
| 21 | Winfield Town | Lake County | 12.3 | 12.3 | 0 | 2298 | 186.9 | 24765 | 65641 |
| Year | Population |
|---|---|
| April 2000 census | 484564 |
| April 2000 Estimate | 484561 |
| July 2000 Estimate | 484489 |
| July 2001 Estimate | 484179 |
| July 2002 Estimate | 483936 |
| July 2003 Estimate | 484405 |
| July 2004 Estimate | 485972 |
| July 2005 Estimate | 487692 |
| July 2006 Estimate | 489269 |
| July 2007 Estimate | 491238 |
| July 2008 Estimate | 493800 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 4950 | 4629 | 9579 |
| Kindergarten | 3991 | 3427 | 7418 |
| Elementary school | 30210 | 28601 | 58811 |
| High school | 15161 | 15364 | 30525 |
| College or graduate school | 10183 | 14461 | 24644 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Lake County, Indiana | $41829 | $50131 | $19639 |
| Indiana, United States | $41567 | $50261 | $20397 |
| United States | $41994 | $50046 | $21587 |