Daylight through the yearLongest day (Jun 21): 15 h 18 min5:41 am – 8:59 pmShortest day (Dec 21): 9 h 4 min7:45 am – 4:49 pm
Sun todaySunrise –Sunset –
People96 residentsin the ZIP code areaMedian age 37.230 householdsMedian home value $51,10060% of homes owner-occupiedSource: US Census Bureau, American Community Survey 2020-2024
ClimateWarmest month July: highs 83°F, lows 63°FColdest month January: highs 27°F, lows 8°F34 in of rain a year, on about 62 dayswettest month June32 in of snow a year, on about 16 days13 days above 90°F, 154 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Rockwell City station, 9 mi away
Nearby landmarksBriggs Woods Lakelake · 3.5 miTowhead Lakelake · 3.7 miSource: USGS Geographic Names Information System
Parks and public landsTowhead Lake Wildlife Management Areastate conservation land · 3.5 mi · 196 acresTwin Lakes State Parkstate park · 6.2 miSouth Twin Lake Wildlife Management Areastate conservation land · 5.4 mi · 148 acresFeatherstone Memorial County Parkpark · 6.4 miFeatherstone Memorial Parkpark · 6.7 miLeo Shimon Marsh Wildlife Management Areastate conservation land · 11.0 mi · 399 acresSource: USGS Protected Areas Database (PAD-US)
EarthquakesNone of magnitude 3 or more within 50 miles since 1970Source: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowCalhoun County, IA, compared with all US countiesHigher-risk hazardsDrought Relatively HighSource: FEMA National Risk Index (county level)
Air quality72% of days had good air in 2025263 of 364 days measured92 moderate, 9 unhealthy for sensitive groups daysMedian index 40, worst day 134main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Palo Alto County, IA, 41 mi away
Internet at home67% of households have a broadband subscription60% have cable, fibre or DSL7% rely on a mobile data plan alone33% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterJolley Water Supplyserves 28 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,221 ft372 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalLoring Hospital12.3 miPost officeJolley Post Office1.9 miTown hallPomeroy City Hall5.9 miPoliceCalhoun County Sheriff's Office8.6 miFire stationJolley Community Fire Department1.8 miSource: USGS National Structures Dataset
Getting aroundAirportFort Dodge Regional Airport FOD29 miMajor airportDes Moines International Airport DSM86 miUS highwayUS 44.1 miCoachFort DodgeJefferson Lines29 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 50551 ZIP area.
