Grellton, Wisconsin
15 topographic sheets cover this place, the earliest surveyed in 1891 and the latest in 1991. It stands in Milford town. It lies in ZIP code area 53094. The Survey maps it on the Richwood quadrangle. It stands 846 feet above sea level.
Topographic sheets covering this place
9 surveys from 15 printed sheetsMatched 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.
- 1891 USGS Waterloo quadrangle1:62500
- 1894 USGS Waterloo quadrangle1:62500, 2 printings
- 1910 USGS Waterloo quadrangle1:62500, 2 printings
- 1957 USGS Madison quadrangle1:250000, 3 printings
- 1959 USGS Richwood quadrangle1:24000, 2 printings
- 1959 USGS Waterloo quadrangle1:62500
- 1960 USGS Madison quadrangle1:250000, 2 printings
- 1984 USGS Oconomowoc quadrangle1:100000
- 1991 USGS Oconomowoc quadrangle1:100000
In the county-history sources
276 words on this townshipThe History of Jefferson County, Wisconsin, Containing ... Biographical Sketches .., published 1879 has no passage naming this settlement, which was common for smaller places. Its township is covered in full.
The chapter on Milford Town covers the township.
Read the chapter on Milford Town - 276 words.
Fires near this place
14 since 2010Regional context, not property-specific evidence. The federal wildfire occurrence database lists 14 fires within 5 miles of Grellton between 2010 and 2020, burning about 24 acres in total. 1 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 |
|---|---|
| Missing data/not specified/undetermined | 5 |
| Debris and open burning | 5 |
| Equipment and vehicle use | 2 |
| Smoking | 1 |
| Natural | 1 |
The most recent of them, most recent first, with the day each was reported and the service that recorded it.
| Date | Cause | Size | Reported by | Name on the report |
|---|---|---|---|---|
| 19 September 2012 | Debris and open burning | 20 acres | Wisconsin Department of Natural Resources | not named |
| 30 August 2019 | Debris and open burning | under an acre | Wisconsin Department of Natural Resources | 1901800 |
| 20 August 2020 | Equipment and vehicle use | under an acre | Wisconsin Department of Natural Resources | 2001619 |
| 25 July 2018 | Equipment and vehicle use | under an acre | Wisconsin Department of Natural Resources | 257 |
| 30 May 2018 | Natural | under an acre | Wisconsin Department of Natural Resources | 1801057 |
| 3 April 2020 | Missing data/not specified/undetermined | 1.0 acres | Wisconsin Department of Natural Resources | 20065 |
| 27 April 2018 | Debris and open burning | under an acre | Wisconsin Department of Natural Resources | 153 |
| 11 April 2020 | Debris and open burning | under an acre | Wisconsin Department of Natural Resources | 2000663 |
Settlements close enough to share some of these fires:
Storms near this place
6 since 2008Regional context, not property-specific evidence. The National Weather Service names Grellton in 6 storm reports between 2008 and 2026: 3 tornado, 2 hail, 1 lightning. The reports record 1 death. 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.
| When | Event | Place named | Harm | What the report says |
|---|---|---|---|---|
| July 2008 | Lightning | Grellton | 1 killed | Lightning struck and killed a boy watching the storms outside. He lived on Ebenezer Road in the Civil Town of Watertown. |
| April 2026 | Hail | Grellton | - | Trained spotter reports 1.75 inch diameter hail south of Watertown. |
| October 2022 | Tornado (EF0) | Grellton | - | Path was initially observed using the combination of radar data and Sentinel satellite data. The following ground survey found the damage to a few trees with the main path going through a yet to be combined corn field. |
| July 2021 | Tornado (EF0) | Grellton | - | This was 1 of 17 tornadoes to occur in Wisconsin on the night of July 28th into the early morning hours of July 29th. This was the 11th overall tornado for the event. A line of storms developed in northern Wisconsin and pushed south into southern Wisconsin in the overnight hours of the 28th into the 29th of July with mainly brief tornadoes and damaging winds occurring.| |This tornado began to the southwest of Watertown and mainly moved through rural areas to the south of the city. Some of the main damage was to a house/farm near Hilltop Rd and Horseshoe Rd, otherwise it was mainly tree and crop damage. The path cross Highway 26 near Ebenezer Rd and ended near Cattail Dr. |
| July 2021 | Tornado (EF0) | Grellton | - | This was 1 of 17 tornadoes to occur in Wisconsin on the night of July 28th into the early morning hours of July 29th. This was the 12th overall tornado for the event. A line of storms developed in northern Wisconsin and pushed south into southern Wisconsin in the overnight hours of the 28th into the 29th of July with mainly brief tornadoes and damaging winds occurring. ||This tornado began near Highway 26 north of I-94 and eventually crossed I-94 near Saucer Dr. Mainly tree damage along this path. |
| April 2025 | Hail | Grellton | - | no account filed |
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 | Place | Distance | Sheets |
|---|---|---|---|
| Ebenezer | 2.7 miles | 19 | |
| Milford | 3.9 miles | 15 | |
| Johnson Creek | 4.1 miles | 15 | |
| Watertown | 5.2 miles | 19 | |
| Hoopers Mill | 5.6 miles | 16 | |
| Aztalan | 5.8 miles | 15 | |
| Hubbleton | 6.4 miles | 16 | |
| Jefferson Junction | 6.8 miles | 15 |
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 Grellton | An encyclopaedic summary. Its text is share-alike, so it is linked here rather than copied. |
| Wikidata item Q5607331 | The 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 1577622. 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.








