Zip Code 61865 - Potomac, Illinois
Illinois | United States
| Primary City | Potomac, Illinois |
| Area of Zip Code 61865 | 77.04 sq mi |
| Population | 1,271 |
| Male Population | 635 (50.0%) |
| Female Population | 636 (50.0%) |
| Population change from 1975 to 2020 | -11.2% |
| Population change from 2000 to 2020 | -10.0% |
| Median Age | 40.3 years |
| Male Median Age | 39.1 years |
| Female Median Age | 41.5 years |
| Area Codes | 217 |
| Timezone | Central Daylight Time |
| Coordinates | 40.30452704020927° / -87.8025499802314° |
| Related Zip Codes | 61853, 61854, 61855, 61856, 61857, 61858, 61862, 61863, 61864, 61866 |
Map of Zip Code 61865 - Potomac, Illinois
Interactive Map
Zip Code 61865 - Potomac, Illinois Population
Years 1975 to 2030
| Data | 1975 | 1990 | 2000 | 2015 | 2020 | 2025* | 2030* |
|---|---|---|---|---|---|---|---|
| Population | 1,432 | 1,444 | 1,412 | 1,389 | 1,271 | 1,258 | 1,184 |
| Population Density | 7.2 / km² | 7.2 / km² | 7.1 / km² | 7 / km² | 6.4 / km² | 6.3 / km² | 5.9 / km² |
* Projected
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up gridRacial demographics for Zip Code 61865 - Potomac, Illinois
Zip Code 61865 - Potomac, Illinois Population change from 2000 to 2020
Decrease of 10% from year 2000 to 2020
| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Zip Code 61865 - Potomac, Illinois | -11.2% | -12% | -10% |
| Potomac | +15% | -6% | -22.8% |
| Illinois | +16.2% | +9.2% | +3.4% |
| United States | — | — | — |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Zip Code 61865 - Potomac, Illinois Median Age
Median Age: 40.3 years
| Location | Median Age | Median Age (Female) | Median Age (Male) |
|---|---|---|---|
| Zip Code 61865 - Potomac, Illinois | 40.3 yrs | 41.5 yrs | 39.1 yrs |
| Potomac | 34.5 yrs | 33.9 yrs | 35.1 yrs |
| Illinois | 36.6 yrs | 37.9 yrs | 35.3 yrs |
| United States | 37.4 yrs | 38.7 yrs | 36.1 yrs |
Sources: CIESIN (Center for International Earth Science Information Network)
Zip Code 61865 Population Density
Population Density: 16.5 / mi²
| Location | Population | Area | Density |
|---|---|---|---|
| Zip Code 61865 | 1,271 | 77.04 sq mi | 16.5 / mi² |
| Potomac, Illinois | 498 | 0.484 sq mi | 1,028 / mi² |
| Illinois | 12.9 million | 57,913.5 sq mi | 223 / mi² |
| United States | 321.6 million | 3,796,740.8 sq mi | 84.7 / mi² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Zip Code 61865 - Potomac, Illinois Historical and Projected Population
Estimated Population from 1830 to 2100
Sources:
- JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
- CIESIN (Center for International Earth Science Information Network)
- [Link] Klein Goldewijk, K., Beusen, A., Doelman, J., and Stehfest, E.: Anthropogenic land use estimates for the Holocene – HYDE 3.2, Earth Syst. Sci. Data, 9, 927–953, https://doi.org/10.5194/essd-9-927-2017, 2017.
Stats and Demographics for Zip Code 61865 - Potomac, Illinois
| Population | 1,271 |
| Households in Zip Code 61865 - Potomac, Illinois | 518 |
| People per Household | 2.76 |
| Average House Value | $48,600 |
| Income per Household | $41,632 |
| Businesses | 516 |
| Estimated total revenue | ~$25.5M |
| Median revenue per business | ~$322.3K |
| Estimated jobs | 283 |
| Estimated payroll | ~$10.1M |
| Industries | Businesses | Total revenue | Median | Jobs |
|---|---|---|---|---|
| Wholesale and retail trade; repair of motor vehicles and motorcycles | 31 | ~$6.4M | ~$255.6K | 29 |
| Arts, entertainment and recreation | 35 | ~$5.2M | ~$460.7K | 52 |
| Other service activities | 35 | ~$3.9M | ~$319.7K | 37 |
| Accommodation and food service activities | 9 | ~$1.6M | ~$197.6K | 30 |
Largest businesses by estimated revenue
- Illini FS — Potomac, Illinois · ~$3.3M
- Scott Bridgman Trucking — Potomac, Illinois · ~$1.7M
- Brutlag Livestock — Potomac, Illinois · ~$1.5M
- The Crazy Farm — Potomac, Illinois · ~$774.2K
- Smith Landscaping & Hydroseeding — Potomac, Illinois · ~$709.7K
median from the 57 of 516 businesses with estimates Estimate based on moderate signals
Zip Code 61865 - Potomac, Illinois — Revenue trend
Median business revenue by year
| Year | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|
| Median revenue per business | ~$239.8K | ~$204.6K | ~$298.4K | ~$332.2K | ~$314.0K | ~$332.7K |
Revenue modeled for the same 57 businesses across all years. Estimate based on moderate signals
Human Development Index (HDI)
Statistic composite index of life expectancy, education, and per capita income.
Source: [Link] Kummu, M., Taka, M. &Guillaume, J. Gridded global datasets for Gross Domestic Product and Human Development Index over 1990–2015. Sci Data 5, 180004 (2018) doi:10.1038/sdata.2018.4
Zip Code 61865 - Potomac, Illinois Gross Domestic Product (GDP)
GDP per capita, PPP (constant 2017 international $)
| Data | 1990 | 1995 | 2000 | 2005 | 2010 | 2015 | 2020 | 2022 |
|---|---|---|---|---|---|---|---|---|
| GDP per capita | $32,112 | $33,647 | $37,336 | $38,781 | $43,019 | $42,822 | $50,944 | $51,768 |
| Total GDP | $48M | $51M | $54.5M | $55.8M | $61.4M | $59.2M | $65.8M | $66.6M |
Source: [Link] Kummu, M., Kosonen, M. & Masoumzadeh Sayyar, S. Downscaled gridded global dataset for gross domestic product (GDP) per capita PPP over 1990–2022. Sci Data 12, 178 (2025) doi:10.1038/s41597-025-04487-x
Zip Code 61865 CO2 Emissions
Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
| Location | CO2 Emissions | CO2 Emissions Per Capita | CO2 Emissions Intensity |
|---|---|---|---|
| Zip Code 61865 | 25,491 tn | 20.06 tn | 330.9 tons/mi² |
| Potomac, Illinois | 9,936 tn | 19.95 tn | 20,512.9 tons/mi² |
| Illinois | 258,230,858 tn | 20 tn | 4,458.9 tons/mi² |
| United States | 5,664,619,810 tn | 17.62 tn | 1,492 tons/mi² |
Sources: [Link] Moran, D., Kanemoto K; Jiborn, M., Wood, R., Többen, J., and Seto, K.C. (2018) Carbon footprints of 13,000 cities. Environmental Research Letters DOI: 10.1088/1748-9326/aac72a
Zip Code 61865 CO2 Emissions
| 2013 CO2 emissions (tonnes/year) | 25,491 tn |
| 2013 CO2 emissions (tonnes/year) per capita | 20.06 tn |
| 2013 CO2 emissions intensity (tonnes/mi²/year) | 330.9 tons/mi² |
Natural Hazards Risk
Relative risk out of 10
| Hazard | Risk Level |
|---|---|
| Flood | Medium (7) |
* Risk, particularly concerning flood or landslide, may not be for the entire area.
Recent Nearby Earthquakes
Magnitude 3.0 and greater
| Date▼ | Time↕ | Magnitude↕ | Distance↕ | Depth↕ | Location↕ | Link |
|---|---|---|---|---|---|---|
| 12/15/96 | 5:58 PM | 3.1 | 95.7 km | 5,000 m | Indiana | usgs.gov |
| 12/16/90 | 9:24 PM | 3.2 | 69.7 km | 10,000 m | Indiana | usgs.gov |
| 3/14/21 | 4:15 AM | 4.4 | 93 km | — | Indiana | usgs.gov |
| 9/27/09 | 1:45 AM | 5.1 | 76 km | — | Indiana | usgs.gov |
Source: U.S. Geological Survey (USGS)
Primary City
Potomac is a village in Vermilion County, Illinois, United States. It is part of the Danville, Illinois Metropolitan Statistical Area. The population was 681 at the 2000 census.
Potomac, Illinois Wikipedia Page
About Our Data
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