Local servicesHospitalDecatur Memorial Hospital10.3 miPost officeNiantic Post Officeunder a mileTown hallHarristown Village Hall4.2 miPoliceIlliopolis Village Police Department4.6 miFire stationNiantic Fire Protection Districtunder a mileSource: USGS National Structures Dataset
SchoolsWithin 2 mi1 school1 highHighSangamon Valley High Schoolunder a mileCollegeMillikin University9.6 miSource: USGS National Structures Dataset
Getting aroundAirportDecatur Airport DEC16 miMajor airportSt. Louis Lambert International Airport STL100 miInterstateI-721.3 miUS highwayUS 361.3 miAmtrakLincoln, IL LCN23 miCoachSpringfield Smtd Transfer CenterFlixBus26 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 62551 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 62551 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 0 min5:28 am – 8:28 pmShortest day (Dec 21): 9 h 21 min7:14 am – 4:35 pm
Sun todaySunrise –Sunset –
People908 residentsin the ZIP code areaMedian age 34.8324 householdsMedian household income $65,000Median home value $118,100Median rent $804 a month83% of homes owner-occupiedMedian property tax $2,171 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting10.0% unemployment rate73% of adults are in the labour force, 425 employedMain industries: manufacturing 21%, education and health care 19%, professional and business services 11%Average commute 21 minutes78% drive alone, 14% car-pool, 2% walk or cycle, 5% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages19% of adults have a bachelor's degree or higher92% finished high school, 8% hold a graduate degreeLanguages at home: English only 92%, Spanish 8%2% speak English less than very wellSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 85°F, lows 67°FColdest month January: highs 34°F, lows 20°F40 in of rain a year, on about 70 dayswettest month May14 in of snow a year, on about 10 days26 days above 90°F, 110 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Decatur Wtp station, 11 mi away
Parks and public landsCalamus Lake State Natural Areastate conservation land · 2.6 mi · 118 acresLincoln Trail Homestead State Memorialstate recreation area · 4.4 mi · 71 acresMacon County Memorial Parkpark · 5.4 miSunnyside Parkpark · 7.5 miSpitler Woodsstate park · 16.2 miEdward R. Madigan State Parkstate park · 21.2 mi · 970 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes1 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.8 on 20 Jan 202633 mi away, near Ohlman, IllinoisMost recent: magnitude 3.8 on 20 Jan 202633 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively ModerateMacon County, IL, compared with all US countiesHigher-risk hazardsCold wave Relatively HighStrong wind Relatively HighSource: FEMA National Risk Index (county level)
Air quality65% of days had good air in 2025237 of 365 days measured125 moderate, 3 unhealthy for sensitive groups daysMedian index 44, worst day 141main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Macon County monitors, IL
Internet at home95% of households have a broadband subscription58% have cable, fibre or DSL30% rely on a mobile data plan alone3% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterEj Water-nianticserves 648 people from ground water purchasedNo health-based violations since 20213 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation594 ft181 m above sea levelSource: USGS 3D Elevation Program
