makes the heat index rise to temperatures feeling well above . Fall is mild with lower humidity and can produce intermittent bouts of heavy rainfall with the first snow flurries usually forming in late November. Winters can be cold at times with periodic light snow and temperatures below freezing. Demographics As of the census of 2000, there were 609 people, 265 households, and 174 families residing in the city. The population density was . There were 293 housing units at an average density of . The racial makeup of the city was 99.01% White, 0.16% African American, 0.16% Native American, and 0.66% from two or more races. Hispanic or Latino of any race were 0.99% of the population. There were 265 households, out of which 23.0% had children under the age of 18 living with them, 51.7% were married couples living together, 10.6% had a female householder with no husband present, and 34.0% were non-families. 29.1% of all households were made up of individuals, and 15.1% had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.84. In the city, the population was spread out, with 20.0% under the age of 18, 8.4% from 18 to 24, 23.3% from 25 to 44, 31.2% from 45 to 64, and 17.1% who were 65 years of age or older. The median age was 44 years. For every 100 females, there were 93.3 males. For every 100 females age 18 and over, there were 99.6 males. The median income for a household in the city was $34,706, and the median income for a family was $44,250. Males had a median income of $35,000 versus $22,250 for females. The per capita income for the city was $21,989. About 9.4% of families and 14.0% of the population were below the poverty line, including 33.3% of those under age 18 and 10.6% of those age 65 or over. Economy Grafton's main industry is tourism. The city is at the center of the region's bald eagle watching area and proudly calls itself "The Winter Home of The Bald Eagle." Main Street is lined with restaurants, antique, craft, and wine shops, which make Grafton a popular stopping place for bicyclists on the Sam Vadalabene Bike Trail or for visitors in search of fall foliage color and bald eagles. During the warmer months, visitors can