As of the census of 2000, there were 2,050 people, 914 households, and 549 families living in the city.
The population density was 542.2 people per square mile (209.4/km²).
There were 982 housing units at an average density of 259.7 per square mile (100.3/km²).
The racial makeup of the city was 98.24% White, 0.10% African American, 0.10% Native American, 0.20% Asian, 0.44% from other races, and 0.93% from two or more races.
Hispanic or Latino of any race were 2.39% of the population.

There were 914 households, out of which 25.8% had children under the age of 18 living with them, 47.9% were married couples living together, 8.9% had a female householder with no husband present, and 39.9% were non-families.
36.0% of all households were made up of individuals, and 20.6% had someone living alone who was 65 years of age or older.
The average household size was 2.15 and the average family size was 2.76.

20.5% are under the age of 18, 7.2% from 18 to 24, 23.9% from 25 to 44, 22.4% from 45 to 64, and 26.0% who were 65 years of age or older.
The median age was 44 years.
For every 100 females, there were 89.5 males.
For every 100 females age 18 and over, there were 84.8 males.

The median income for a household in the city was $33,030, and the median income for a family was $41,445.
Males had a median income of $27,589 versus $20,637 for females.
The per capita income for the city was $18,167.
About 6.4% of families and 7.9% of the population were below the poverty line, including 5.8% of those under age 18 and 11.6% of those age 65 or over.
As of the census of 2000, there were 2,050 people, 914 households, and 549 families living in the city. The population density was 542.2 people per square mile (209.4/km²). There were 982 housing units at an average density of 259.7 per square mile (100.3/km²). The racial makeup of the city was 98.24% White, 0.10% African American, 0.10% Native American, 0.20% Asian, 0.44% from other races, and 0.93% from two or more races. Hispanic or Latino of any race were 2.39% of the population.
There were 914 households, out of which 25.8% had children under the age of 18 living with them, 47.9% were married couples living together, 8.9% had a female householder with no husband present, and 39.9% were non-families. 36.0% of all households were made up of individuals, and 20.6% had someone living alone who was 65 years of age or older. The average household size was 2.15 and the average family size was 2.76.
20.5% are under the age of 18, 7.2% from 18 to 24, 23.9% from 25 to 44, 22.4% from 45 to 64, and 26.0% who were 65 years of age or older. The median age was 44 years. For every 100 females, there were 89.5 males. For every 100 females age 18 and over, there were 84.8 males.
The median income for a household in the city was $33,030, and the median income for a family was $41,445. Males had a median income of $27,589 versus $20,637 for females. The per capita income for the city was $18,167. About 6.4% of families and 7.9% of the population were below the poverty line, including 5.8% of those under age 18 and 11.6% of those age 65 or over.
Northwood, Iowa