| Neponset, Illinois | |
| Settlement Type: | Village |
| Image Map1: | Illinois in United States (US48).svg |
| Map Caption1: | Location of Illinois in the United States |
| Coordinates: | 41.2972°N -89.7903°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Bureau |
| Subdivision Type3: | Township |
| Subdivision Name3: | Neponset |
| Established Title: | Founded |
| Leader Title: | Mayor |
| Leader Name: | Dave Mueller |
| Leader Title1: | Village president |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 1.016 |
| Area Land Sq Mi: | 1.016 |
| Area Water Sq Mi: | 0.00 |
| Area Water Percent: | 0 |
| Population As Of: | 2020 |
| Population Total: | 427 |
| Population Density Sq Mi: | auto |
| Timezone1: | CST |
| Utc Offset1: | -6 |
| Timezone1 Dst: | CDT |
| Utc Offset1 Dst: | -5 |
| Postal Code Type: | ZIP Code(s) |
| Postal Code: | 61345 |
| Area Code: | 309 |
| Blank Name: | FIPS code |
| Blank Info: | 17-51999 |
| Blank2 Name Sec2: | Wikimedia Commons |
| Blank2 Info Sec2: | Neponset, Illinois |
| Population Density Km2: | auto |
Neponset is a village in Bureau County, Illinois, United States. The population was 427 at the 2020 census. It is part of the Ottawa Micropolitan Statistical Area.
According to the 2021 census gazetteer files, Neponset has a total area of 1.02sqmi, all land.[1]
As of the 2020 census[2] there were 427 people, 149 households, and 100 families residing in the village. The population density was 420.28PD/sqmi. There were 193 housing units at an average density of 189.96/sqmi. The racial makeup of the village was 87.35% White, 1.41% African American, 0.23% Native American, 0.94% Asian, 3.98% from other races, and 6.09% from two or more races. Hispanic or Latino of any race were 6.79% of the population.
There were 149 households, out of which 28.9% had children under the age of 18 living with them, 51.01% were married couples living together, 4.70% had a female householder with no husband present, and 32.89% were non-families. 24.83% of all households were made up of individuals, and 15.44% had someone living alone who was 65 years of age or older. The average household size was 3.04 and the average family size was 2.56.
The village's age distribution consisted of 24.3% under the age of 18, 6.5% from 18 to 24, 30.1% from 25 to 44, 24.6% from 45 to 64, and 14.4% who were 65 years of age or older. The median age was 36.5 years. For every 100 females, there were 109.9 males. For every 100 females age 18 and over, there were 100.7 males.
The median income for a household in the village was $54,750, and the median income for a family was $75,000. Males had a median income of $43,125 versus $25,833 for females. The per capita income for the village was $24,529. About 9.0% of families and 20.2% of the population were below the poverty line, including 29.0% of those under age 18 and 14.5% of those age 65 or over.