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Ainsworth, Iowa

7 topographic sheets cover this place, the earliest surveyed in 1958 and the latest in 1984. It stands in Oregon Township. It lies in ZIP code area 52201. The Survey maps it on the Ainsworth quadrangle. 511 people lived here at the 2020 count. It stands 709 feet above sea level.

Ainsworth within Washington County

Population over time

2 figures

Ainsworth fell from 567 to 511 between 2010 and 2020. These are the recorded population figures Wikidata holds for this place, reached through the Geographic Names Information System number this page is keyed on rather than by name, so they belong to this place and not to another of the same name. Most are census counts, but not all are: an early figure may be a founding or settlement estimate, and an estimate published within five years of a census is left out. The change column is computed, and is left blank where more than 20 years separate a figure from the one before it, because a gap that long is not a change between two counts.

YearPeople Change
2010567
2020511-56 (-10%)

Topographic sheets covering this place

5 surveys from 7 printed sheets

Matched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.

Fires near this place

8 since 2017

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 8 fires within 5 miles of Ainsworth in 2017, burning about 86 acres in total. None started naturally. None was recorded as arson. Distance is straight-line from the map coordinates, so a fire counted here may appear on a neighbouring settlement's page as well.

Reported cause Fires
Debris and open burning7
Smoking1

The most recent of them, most recent first, with the day each was reported and the service that recorded it.

DateCause SizeReported by Name on the report
12 April 2017Debris and open burning15 acresIowa Department of Natural Resourcesnot named
4 March 2017Debris and open burning22 acresIowa Department of Natural Resourcesnot named
21 March 2017Debris and open burning3.0 acresIowa Department of Natural Resourcesnot named
20 March 2017Debris and open burning10 acresIowa Department of Natural Resourcesnot named
14 March 2017Debris and open burning18 acresIowa Department of Natural Resourcesnot named
12 March 2017Debris and open burning15 acresIowa Department of Natural Resourcesnot named
27 February 2017Smoking1.0 acresIowa Department of Natural Resourcesnot named
17 February 2017Debris and open burning2.0 acresIowa Department of Natural Resourcesnot named

Settlements close enough to share some of these fires:

Every fire recorded in Washington County

Storms near this place

14 since 1999

Regional context, not property-specific evidence. The National Weather Service names Ainsworth in 14 storm reports between 1999 and 2026: 7 thunderstorm wind, 4 hail, 1 heavy rain, 1 flash flood. No death or injury is recorded in these reports. Each account below is quoted exactly as the forecast office filed it, from the NOAA Storm Events Database, and each date opens the federal record of that event.

WhenEvent Place namedHarm What the report says
June 2007Flash FloodAinsworth$100,000Extreme flooding and soil super-saturation caused basement wall of 2 homes to cave-in, leaving holes 12 to 18 feet wide in the basement walls.
May 2011LightningAinsworth$25,000Lightning struck an old abandoned farm house setting it on fire during the early morning of May 25. The house was a complete loss.
June 2009Thunderstorm WindAinsworth$25,000Wind gusts estimated to be 60 mph blew over a parked semi truck near the junction of Highway 218 and Highway 92 near Ainsworth, IA around 440 pm June 27.
July 1999Thunderstorm WindAinsworth$10,000Thunderstorm downburst winds tore the roof off a house in Ainsworth.
April 2026Thunderstorm WindAinsworth-A semi trailer was blown over on Highway 218.
July 2024Thunderstorm WindAinsworth-An amateur radio operator reported a 60 mph wind gust.
July 2023Thunderstorm WindAinsworth-Several trees downed by thunderstorm outflow.
July 2018Thunderstorm WindAinsworth-A trained spotter reported tree limbs down on a road associated with strong winds.
June 2008HailAinsworth-Nickel-sized hail fell in Ainsworth, IA at 8:20 pm June 12.
June 2008HailAinsworth-Penny size hail fell near Ainsworth.
March 2007HailAinsworth-Hail measured the size of quarters.
May 2004Heavy RainAinsworth-1 inch of rain in a hour.
March 2002Thunderstorm WindAinsworth-Numerous tree limbs down, and shingles torn off buildings.
September 2015HailAinsworth-no account filed

Every storm recorded in Washington County

Nearest settlements

The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.

Map PlaceDistance Sheets
Haskins2.8 miles7
Havre3.9 miles7
Crawfordsville5.2 miles7
Washington7.5 miles7
Noble9.2 miles7
Eureka (historical)9.8 miles7
Yatton (historical)12.2 miles8
Titu12.7 miles7

Elsewhere

Matched on this settlement's Geographic Names Information System number rather than its name, so it cannot be a different place of the same name in another state.

Wikipedia article on AinsworthAn encyclopaedic summary. Its text is share-alike, so it is linked here rather than copied.
Wikidata item Q1922597The structured record the population and elevation above come from. Public domain (CC0).

Provenance

This settlement is recorded in the Geographic Names Information System as feature 454107. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.

Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.

Storms. NOAA National Centers for Environmental Information, Storm Events Database https://www.ncei.noaa.gov/stormevents/ A work of the United States government, no copyright under 17 U.S.C. 105. Narratives are quoted verbatim from the National Weather Service report and are not edited or summarised.