BlockFrom the record
One of 23 National Register listings published here for Oconto County · listed in 1980 · category: Building · built in 1922.
Sources: the case file at the National Archives · the National Register database, National Park Service
Oconto Main Post Office
Built in 1922. Listed on the National Register of Historic Places in 1980.
The listing
- What is counted as historic. The nomination lists 1 building as contributing to the listing.
- Address. 141 Congress St., Oconto, 54153
- When was it listed? August 1980
- Category. building
- City. Oconto city
- When was it built? 1922
- National Register reference number. 80004479 - the number the National Park Service assigned this property when it was listed, and the key its nomination file is catalogued under at the National Archives.
Fires near this property
67 since 1993Regional context, not property-specific evidence. The federal wildfire occurrence database lists 67 fires within 5 miles of Oconto Main Post Office between 1993 and 2020, burning about 338 acres in total. None started naturally. 12 were 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 burning | 22 |
| Equipment and vehicle use | 21 |
| Arson/incendiarism | 12 |
| Missing data/not specified/undetermined | 5 |
| Smoking | 2 |
| Misuse of fire by a minor | 2 |
| Other causes | 1 |
| Fireworks | 1 |
| Recreation and ceremony | 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 |
|---|---|---|---|---|
| 5 August 2004 | Debris and open burning | under an acre | Wisconsin Department of Natural Resources | not named |
| 27 August 2014 | Fireworks | under an acre | Wisconsin Department of Natural Resources | COUNTY Y FIRE |
| 10 August 1997 | Equipment and vehicle use | under an acre | Wisconsin Department of Natural Resources | not named |
| 8 July 2009 | Missing data/not specified/undetermined | under an acre | Wisconsin Department of Natural Resources | not named |
| 24 July 2017 | Equipment and vehicle use | under an acre | Wisconsin Department of Natural Resources | YOUNG ROAD FIRE |
| 16 July 2009 | Arson/incendiarism | under an acre | Wisconsin Department of Natural Resources | not named |
| 8 June 2019 | Equipment and vehicle use | under an acre | Wisconsin Department of Natural Resources | FROG POND FIRE |
| 17 June 2009 | Debris and open burning | under an acre | Wisconsin Department of Natural Resources | not named |
Mines and quarries near this property
1 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 1 working within 5 miles of Oconto Main Post Office: 1 producer. All of them still produce. What was taken out: Sand and Gravel, Construction. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.
| Where | Site | Commodity | Status | Recorded |
|---|---|---|---|---|
| Shuch Pit | Sand and Gravel, Construction | Producer |
Storms near this property
37 since 1995Regional context, not property-specific evidence. The National Weather Service names Oconto, the town this property stands in, in 37 storm reports between 1995 and 2025: 17 flood, 10 hail, 6 thunderstorm wind, 2 tornado. The reports record 1 injury. 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 |
|---|---|---|---|---|
| March 1998 | Hail | Oconto | 1 hurt | no account filed |
| December 2019 | Flood | Oconto | $384,000 | An ice jam and high river stages produced flooding in the city of Oconto. The high water mainly affected Pecor, McDonald, Water, Turner, Ontario, Bridge, First and Second streets. The mobile home park on Farnsworth Avenue also Flooded. Washington Street by the Oconto County Courthouse also flooded as storm sewers overflowed. |
| January 2020 | Flood | Oconto | $96,000 | An ice jam and high river stages produced flooding in the city of Oconto. The high water mainly affected Pecor, McDonald, Water, Turner, Ontario, Bridge, First and Second streets. The mobile home park on Farnsworth Avenue also Flooded. Washington Street by the Oconto County Courthouse also flooded as storm sewers overflowed. |
| July 2013 | Tornado (EF0) | Oconto | $25,000 | A tornado touched down just east of Highway 41 near Swede Town Road and County Road A in Oconto County and moved along an eastward path toward the bay. The tornado was observed by an eyewitness. Dozens of trees were snapped and uprooted along the path of the tornado (DI 27, DOD 3-4 and DI 28, DOD 3-4). The tornado also blew over a recreational vehicle trailer. Average path width of the tornado was 75 yards. |
| June 1998 | Thunderstorm Wind | Oconto | $2,000 | no account filed |
| August 1996 | Thunderstorm Wind | Oconto | $2,000 | no account filed |
| May 1998 | Lightning | Oconto | $1,000 | no account filed |
| July 2025 | Tornado (EF0) | Oconto | - | A tornado touched down west of Oconto at 6:00 PM CDT. The tornado tracked northeast and snapped and uprooted several trees before dissipating just north of Oconto at 6:04 PM CDT. The tornado uprooted several trees at a local golf course northwest of Oconto. Total path length is estimated to be 2.37 miles long, with a width of 65 yards. Peak wind estimated to be around 77 mph. |
| June 2021 | Thunderstorm Wind | Oconto | - | Thunderstorm winds downed trees in Oconto. The time of this report is an estimate based on radar data. |
| March 2020 | Flood | Oconto | - | North Bayshore Road was often under water due to record high lake levels. |
| May 2020 | Flood | Oconto | - | North Bayshore Road was often under water due to record high lake levels. |
| April 2020 | Flood | Oconto | - | North Bayshore Road was often under water due to record high lake levels. |
| January 2020 | Flood | Oconto | - | North Bayshore Road was often under water due to high lake levels. |
| February 2020 | Flood | Oconto | - | North Bayshore Road was often under water due to record high lake levels. |
| July 2020 | Flood | Oconto | - | North Bayshore Road and County Highway Y from Harbor Road to County Highway A are closed due to ongoing flooding from record high lake levels. |
| July 2020 | Thunderstorm Wind | Oconto | - | Thunderstorm winds downed trees and power lines in Oconto. The time of this report is an estimate based on radar data. |
| August 2020 | Flood | Oconto | - | North Bayshore Road and County Highway Y from Harbor Road to County Highway A are closed due to ongoing flooding from record high lake levels. |
| September 2020 | Flood | Oconto | - | North Bayshore Road and County Highway Y from Harbor Road to County Highway A are closed due to ongoing flooding from high lake levels. |
| June 2020 | Flood | Oconto | - | North Bayshore Road and County Highway Y from Harbor Road to County Highway A are closed due to ongoing flooding from record high lake levels. |
| October 2019 | Flood | Oconto | - | North Bayshore Road was often under water due to high lake levels. |
| August 2019 | Hail | Oconto | - | Walnut size hail fell in Oconto. |
| September 2019 | Flood | Oconto | - | North Bayshore Road was often under water due to high lake levels. |
| December 2019 | Flood | Oconto | - | North Bayshore Road was often under water due to high lake levels. |
| November 2019 | Flood | Oconto | - | North Bayshore Road was often under water due to high lake levels. |
| June 2017 | Thunderstorm Wind | Oconto | - | Thunderstorm winds overturned a pickup truck that was pulling a large trailer on Highway 41 near exit 198 outside of Oconto. |
| August 2015 | Hail | Oconto | - | Hail as large as quarter size fell at Oconto. |
| August 2015 | Hail | Oconto | - | Quarter size hail fell just to the west of Oconto. |
| June 2012 | Hail | Oconto | - | Thunderstorms produced quarter size hail at Oconto. |
| June 2012 | Funnel Cloud | Oconto | - | A funnel cloud was spotted over Oconto. |
| March 2007 | Flood | Oconto | - | no account filed |
| June 2004 | Hail | Oconto | - | no account filed |
| September 2004 | Hail | Oconto | - | no account filed |
| May 1998 | Hail | Oconto | - | no account filed |
| July 1996 | Hail | Oconto | - | no account filed |
| July 1996 | Flood | Oconto | - | no account filed |
| August 1995 | Thunderstorm Wind | Oconto | - | no account filed |
| May 1995 | Hail | Oconto | - | no account filed |
Map coverage status
No historic map-sheet match is published for this property yet. That does not mean no map exists. This record needs a coordinate-quality review before it can be joined to a sheet boundary. Browse the county's mapped places while that work is pending.
Listed places nearby
6 within 8 milesOther National Register properties close enough to walk or drive between, ordered by distance from this one. Both positions come from the same geocoding pass that matched these properties to their map sheets.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
 | Holt-Balcom Lumber Company Office | 0.1 miles | 1976 |
 | Oconto County Courthouse | 0.1 miles | 1982 |
 | St. Mark's Episcopal Church, Guild Hall and Vicarage | 0.2 miles | 1985 |
 | Farnsworth Public Library | 0.2 miles | 2017 |
 | St. Peter's and St. Joseph's Catholic Churches | 0.3 miles | 1980 |
 | Huff Jones House | 0.3 miles | 1978 |
Sources for this property
| National Archives record | The nomination case file for reference 80004479 in Record Group 79. |
| Oconto County | All 23 listed properties in this county. |
Provenance
- Listing record. National Park Service National Register of Historic Places, listed-properties dataset, current to 2026-05-22.
- Map join. Address geocoded through the United States Census geocoder, then tested against the published boundary of every sheet in the USGS Historical Topographic Map Collection.
- How this page is made. Listing fields come from federal records; map-sheet coverage is a labelled coordinate-to-boundary calculation, not a source-field claim.
- 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.
- Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.
- 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.