| Leaf River | |
| Settlement Type: | Village |
| Pushpin Map: | USA Illinois Ogle County#USA Illinois |
| Pushpin Map Caption: | Location within Ogle County |
| Coordinates: | 42.1264°N -89.4031°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Ogle |
| Subdivision Type3: | Township |
| Subdivision Name3: | Leaf River |
| Established Date: | 1882 |
| Leader Party: | R |
| Leader Title: | Village President |
| Leader Name: | Timothy Morris |
| Area Total Sq Mi: | 0.87 |
| Area Land Sq Mi: | 0.87 |
| Area Water Sq Mi: | 0.00 |
| Elevation Ft: | 725 |
| Population Total: | 432 |
| Population As Of: | 2020 |
| Population Density Sq Mi: | 497.12 |
| Postal Code Type: | Postal code |
| Postal Code: | 61047 |
| Area Code: | 815 |
| Unit Pref: | Imperial |
| Blank Name: | FIPS code |
| Blank Info: | 17-42457 |
| Area Footnotes: | [1] |
| Area Total Km2: | 2.25 |
| Area Land Km2: | 2.25 |
| Area Water Km2: | 0.00 |
| Population Density Km2: | 191.95 |
Leaf River is a village in Leaf River Township, Ogle County, Illinois, United States, along a stream of the same name. The population was 443 at the 2010 census, down from 555 in 2000.
Leaf River is located at 42.1264°N -89.4031°W (42.126350, -89.402976).[2]
According to the 2010 census, Leaf River has a total area of 0.83sqmi, all land.[3]
As of the census[4] of 2000, there were 555 people, 214 households, and 154 families residing in the village. The population density was 647.6sp=usNaNsp=us. There were 235 housing units at an average density of 274.2sp=usNaNsp=us. The racial makeup of the village was 98.20% White, 1.62% African American and 0.18% Native American. Hispanic or Latino of any race were 0.72% of the population.
There were 214 households, out of which 32.7% had children under the age of 18 living with them, 58.9% were married couples living together, 9.8% had a female householder with no husband present, and 28.0% were non-families. 21.5% of all households were made up of individuals, and 5.1% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 3.07.
In the village, the population was spread out, with 26.5% under the age of 18, 8.1% from 18 to 24, 29.5% from 25 to 44, 23.2% from 45 to 64, and 12.6% who were 65 years of age or older. The median age was 35 years. For every 100 females, there were 92.7 males. For every 100 females age 18 and over, there were 95.2 males.
The median income for a household in the village was $36,528, and the median income for a family was $40,268. Males had a median income of $33,958 versus $21,000 for females. The per capita income for the village was $15,620. About 2.5% of families and 5.7% of the population were below the poverty line, including 3.1% of those under age 18 and 7.6% of those age 65 or over.
The village is the home of Camp Kupugani, a private multicultural summer camp for boys and girls.