Nevada is a city in and the county seat of Story County, Iowa, United States. The population was 6,658 at the 2000 census. It is also part of the 'Ames, Iowa Metropolitan Statistical Area', which is a part of the larger 'Ames-Boone, Iowa Combined Statistical Area'. The city's name is pronounced differently from the state of the same name: .
According to the United States Census Bureau, the city has a total area of 4.2 square miles (10.9 km²), of which, 4.2 square miles (10.8 km²) of it is land and 0.24% is water.
There were 2,716 households out of which 33.07% had children under the age of 18 living with them, 53.5% were married couples living together, 9.2% had a female householder with no husband present, and 34.2% were non-families. 28.1% of all households were made up of individuals and 11.5% had someone living alone who was 65 years of age or older. The average household size was 2.38 and the average family size was 2.92.
In the city the population was spread out with 24.9% under the age of 18, 9.8% from 18 to 24, 30.8% from 25 to 44, 20.3% from 45 to 64, and 14.2% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 93.4 males. For every 100 females age 18 and over, there were 91.5 males.
The median income for a household in the city was $42,527, and the median income for a family was $48,700. Males had a median income of $32,635 versus $24,680 for females. The per capita income for the city was $20,392. About 3.9% of families and 5.6% of the population were below the poverty line, including 4.4% of those under age 18 and 3.2% of those age 65 or over.
The town was originally surveyed at 49 blocks in a square. This plat of 7 by 7 blocks had six east-west streets and six north-south streets. The east-west streets were named:
And the north-south streets were named:
The original block numbers were:
| 7 | 6 | 5 | 4 | 3 | 2 | 1 |
| 8 | 9 | 10 | 11 | 12 | 13 | 14 |
| 21 | 20 | 19 | 18 | 17 | 16 | 15 |
| 22 | 23 | 24 | 25 | 26 | 27 | 28 |
| 35 | 34 | 33 | 32 | 31 | 30 | 29 |
| 36 | 37 | 38 | 39 | 40 | 41 | 42 |
| 49 | 48 | 47 | 46 | 45 | 44 | 44 |