Hatley is located at 44°53'11?N 89°20'23?W (44.886377, -89.339605).[3]

According to the United States Census Bureau, the village has a total area of 0.9 square miles (2.3 km²), all of it land.

As of the census[2] of 2000, there were 476 people, 185 households, and 133 families residing in the village. The population density was 532.6 people per square mile (206.5/km²). There were 193 housing units at an average density of 216.0 per square mile (83.7/km²). The racial makeup of the village was 97.48% White, 1.47% Native American, 0.21% Asian, and 0.84% from two or more races.

There were 185 households out of which 34.6% had children under the age of 18 living with them, 61.6% were married couples living together, 5.4% had a female householder with no husband present, and 28.1% were non-families. 19.5% of all households were made up of individuals and 8.6% had someone living alone who was 65 years of age or older. The average household size was 2.57 and the average family size was 2.97.

In the village the population was spread out with 26.3% under the age of 18, 10.3% from 18 to 24, 34.9% from 25 to 44, 16.4% from 45 to 64, and 12.2% who were 65 years of age or older. The median age was 31 years. For every 100 females there were 104.3 males. For every 100 females age 18 and over, there were 105.3 males.

The median income for a household in the village was $47,875, and the median income for a family was $48,125. Males had a median income of $32,917 versus $24,861 for females. The per capita income for the village was $20,373. About 4.2% of families and 4.7% of the population were below the poverty line, including 3.1% of those under age 18 and 12.7% of those age 65 or over.

The Hatley Library is a part of the Marathon County Public Library (MCPL), a network of nine public libraries throughout Marathon County, Wisconsin.[4] Under the auspices of MCPL, the Hatley Library (a.k.a. "MCPL Hatley") is also considered a member of the Wisconsin Valley Library Service, one of 17 state-level library consortia in Wisconsin, USA.[5]

In June 2005, the Hatley Branch Library and the Community/Senior Center opened its doors to serve Eastern Marathon County, including Bevent, Elderon, Hatley, Norrie, Reid and Ringle.

Hatley Branch Library is the newest member of the Marathon County Public Library system and offers all available library services. The community center is composed of a multi-purpose room, meeting room, offices and kitchen, and is used for area events, meetings and is available for general public use.