Warm Mineral Springs

Listed on the National Register of Historic Places in 1977. 9 historic topographic surveys show this location, the earliest from 1944.

From the record

“The Warm Mineral Springs is a water-filled sinkhole located in North Port, Florida, a mile north of U.S. 41. The primary water supply is a spring vent deep beneath the pool's water surface.”
Wikipedia article Warm Mineral Springs (spring), CC BY-SA 4.0.

One of 103 National Register listings published here for Sarasota County · listed in 1977 · category: Site.

Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service

The listing

What is counted as historic. The nomination lists 1 site as contributing to the listing.
Address. 12200 San Servando Ave., City of North Port, 34287
When was it listed? November 1977
Category. site
Census division. North Port
National Register reference number. 77000408 - 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.

Then and now

1944 to 1988

The ground this property stands on, surveyed 44 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.

Topographic sheet covering Warm Mineral Springs, surveyed 1988

Topographic sheet covering Warm Mineral Springs, surveyed 1944

Fires near this property

662 since 1992

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 662 fires within 5 miles of Warm Mineral Springs between 1992 and 2020, burning about 9,083 acres in total. 236 started naturally. 53 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
Natural	236
Equipment and vehicle use	127
Missing data/not specified/undetermined	112
Misuse of fire by a minor	72
Arson/incendiarism	53
Railroad operations and maintenance	17
Recreation and ceremony	17
Debris and open burning	13
Fireworks	11
Smoking	3
Power generation/transmission/distribution	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
6 September 1999	Natural	under an acre	Florida Forest Service	not named
3 September 2005	Natural	under an acre	Florida Forest Service	58-QUICK RIDGE FIRE-0423
3 September 2001	Natural	under an acre	Florida Forest Service	not named
19 September 1997	Equipment and vehicle use	5.0 acres	Florida Forest Service	not named
16 September 1997	Natural	under an acre	Florida Forest Service	not named
16 September 1993	Natural	under an acre	Florida Forest Service	not named
15 September 2011	Missing data/not specified/undetermined	under an acre	Florida Forest Service	MORTON AVE. (08) -0553
15 September 2007	Natural	6.0 acres	Florida Forest Service	58-SOUTH RIVER RD FIRE-0495

Every fire recorded in Sarasota County

Maps showing this location

9 surveys

United States Geological Survey topographic sheets whose coverage includes this point. Matched by taking the coordinate the National Park Service records for this property, then testing that coordinate against the published boundary of every sheet.

1944 USGS Myakka River quadrangle1:31680
1944 USGS Myakka River quadrangle1:24000
1956 USGS Tampa quadrangle1:250000 - 2 printings
1959 USGS Tampa quadrangle1:250000
1960 USGS Tampa quadrangle1:250000 - 2 printings
1972 USGS Tampa quadrangle1:250000
1973 USGS Myakka River quadrangle1:24000 - 2 printings
1979 USGS Sarasota quadrangle1:100000
1988 USGS St Petersburg quadrangle1:250000

Listed places nearby

3 within 8 miles

Other 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.

Property	Distance	Listed
Warm Mineral Springs Building Complex	under 500 feet	2019
Warm Mineral Springs Motel	0.7 miles	2013
Little Salt Springs	2.0 miles	1979

Sources for this property

National Archives record	The nomination case file for reference 77000408 in Record Group 79.
Wikipedia article	Community-written account of this property, licensed CC BY-SA.
Sarasota County	All 103 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.