When was Blount County founded?

Blount County was founded in 1795, formed from Knox County, and named after William Blount.

What is the county seat of Blount County?

The county seat of Blount County is Maryville.

Is there an online parcel map for Blount County?

Yes. Blount County publishes a parcel map of 67,309 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.

Has Blount County's boundary or name changed?

Blount County was created in 1795 from Knox County. Since then the Atlas of Historical County Boundaries records 27 later changes, most of them small boundary adjustments, chiefly involving Sevier County, Monroe County and Loudon County.

Is my lot in a flood zone?

We do not have flood maps for Blount County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

County · code 47009

Blount CountyTennessee

Blount County is in Tennessee and has its seat in Maryville. The county was created on August 2, 1795, from Knox County and named after William Blount.

Founded1795
County seatMaryville
Named forWilliam Blount
Land area559 sq mi + 7.8 sq mi water
Population135,280 2020 Census
Parcels mapped67,309 checked 16 October 2026

Open the free map Click any parcel in Blount County: acreage, parcel id, address and who publishes the map. No sign-in.

Updated 20 October 2026

Census outline · seat marked

History

Formed in 1795 from Knox County

An old deed may name a county that no longer exists, or a boundary that has since moved.

Blount County was formed in 1795 from Knox County, and named after William Blount. Maryville is the county seat.

Deeds and plats from before 1795 for land now in Blount County may have been recorded in Knox County.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries; the 5 that matter most are shown first.

1795
Blount County created Blount created by Territory of the United States South of the River Ohio (Southwest Territory) from Knox and Non-County Area 1 (Cherokee Reserve).
from Knox
2 August 1795 · Terr. South of R. Ohio Acts 1795, ch. 6/p. 60
1796
Became part of Tennessee Blount became a county in the newly-established state of Tennessee. 1 June 1796 · U.S. Stat., vol. 1, ch. 47[1796], pp. 491-492; Folmsbee, Corlew, and Mitchell 110
1798
Gained territory Blount gained from Non-County Area 1 (Cherokee Reserve). 28 December 1798 · Tenn. Acts 1798, 2d assy., 2d sess., ch. 6/p. 165
1801
Gained territory Blount gained all of Non-County Area 1 (Cherokee Reserve); Non-County Area 1 eliminated. 29 October 1801 · Tenn. Acts 1801, 4th assy., ch. 52/p. 289
1815
Lost territory Blount lost to Rhea and Roane.
to Rhea to Roane
2 November 1815 · Tenn. Acts 1815, 11th assy., ch. 200/p. 265

Show all 29 changes (24 more, mostly small adjustments)

1795
Blount County created Blount created by Territory of the United States South of the River Ohio (Southwest Territory) from Knox and Non-County Area 1 (Cherokee Reserve).
from Knox
2 August 1795 · Terr. South of R. Ohio Acts 1795, ch. 6/p. 60
1796
Boundary clarified Boundary between Blount and Sevier clarified (no change).
with Sevierno change
20 April 1796 · Tenn. Acts 1796, 1st assy., 1st sess., ch. 35/p. 106
1796
Became part of Tennessee Blount became a county in the newly-established state of Tennessee. 1 June 1796 · U.S. Stat., vol. 1, ch. 47[1796], pp. 491-492; Folmsbee, Corlew, and Mitchell 110
1798
Gained territory Blount gained from Non-County Area 1 (Cherokee Reserve). 28 December 1798 · Tenn. Acts 1798, 2d assy., 2d sess., ch. 6/p. 165
1801
Gained territory Blount gained all of Non-County Area 1 (Cherokee Reserve); Non-County Area 1 eliminated. 29 October 1801 · Tenn. Acts 1801, 4th assy., ch. 52/p. 289
1809
Lost territory Blount lost small area to Sevier.
to Sevier
22 November 1809 · Scott, ch. 91/p. 1184
1815
Lost territory Blount lost to Rhea and Roane.
to Rhea to Roane
2 November 1815 · Tenn. Acts 1815, 11th assy., ch. 200/p. 265
1823
Gained territory Blount gained from Non-County Area 9; Non-County Area 9 eliminated. 22 November 1823 · Tenn. Acts 1823, 15th assy., 1st sess., ch. 256, sec. 1/p. 218
1836
Exchanged territory Blount exchanged with Monroe.
with Monroe
13 February 1836 · Tenn. Acts 1835, 21st assy., 1st sess., loc., ch. 143/p. 269
1838
Gained territory Blount gained small area from Monroe.
from Monroe
17 January 1838 · Tenn. Acts 1837, 22d assy., ch. 270/p. 400
1839
Lost territory Blount lost to Sevier (later repealed).
to Sevier
18 December 1839 · Tenn. Acts 1839, 23d assy., ch. 36/p. 64
1844
Changed Legislature authorized creation of Jones from Blount and Monroe; creation did not take effect.
JonesMonroe
27 January 1844 · Tenn. Acts 1843, 25th assy., ch. 196, secs. 1, 3, 20/pp. 215-216, 219; Tenn. Acts 1845, 26th assy., ch. 12/p. 44; McBride, 8
1850
Gained territory Blount gained from Sevier (later repealed).
from Sevier
4 February 1850 · Tenn. Acts 1849, 28th assy., ch. 98/p. 288
1870
Lost territory Blount lost to creation of Christiana (now Loudon).
to Christianato Loudon
18 June 1870 · Tenn. Acts 1870, 36th assy., 2d sess., ch. 2, secs. 1-2, 4/pp. 4, 6 and ch. 77/p. 123
1877
Lost territory Blount lost to Monroe to accommodate local residents.
to Monroe
26 March 1877 · Tenn. Acts 1877, 40th assy., 1st sess., ch. 130/p. 156
1879
Lost territory Blount lost to Sevier.
to Sevier
18 March 1879 · Tenn. Acts 1879, 41st assy., 1st sess., ch. 119/p. 153
1883
Lost territory Blount lost to Monroe to accommodate local residents.
to Monroe
20 March 1883 · Tenn. Acts 1883, 43d assy., ch. 102/p. 99
1883
Gained territory Blount gained from Loudon to accommodate local residents.
from Loudon
29 March 1883 · Tenn. Acts 1883, 43d assy., ch. 217/p. 294
1887
Gained territory Blount gained from Sevier to accommodate local resident.
from Sevier
2 March 1887 · Tenn. Acts 1887, 45th assy., ch. 51/p. 121
1901
Gained territory Blount gained from Sevier to accommodate local resident.
from Sevier
22 March 1901 · Tenn. Acts 1901, 52d assy., ch. 208/p. 448
1903
Gained territory Blount gained from Sevier to accommodate local resident.
from Sevier
10 February 1903 · Tenn. Acts 1903, 53d assy., ch. 55/p. 96
1903
Gained territory Blount gained from Sevier to accommodate local residents.
from Sevier
2 April 1903 · Tenn. Acts 1903, 53d assy., ch. 514/p. 1382
1903
Lost territory Blount lost to Sevier.
to Sevier
3 April 1903 · Tenn. Acts 1903, 53d assy., ch. 478/p. 1323
1917
Gained territory Blount gained from Sevier to accommodate local resident.
from Sevier
1 August 1917 · Tenn. Acts 1917, 60th assy., priv., ch. 816/p. 2549
1939
Exchanged territory Blount exchanged with Sevier to accommodate local residents.
with Sevier
27 February 1939 · Tenn. Acts 1939, 71st assy., priv., ch. 303/p. 880
1941
Exchanged territory Blount exchanged with Sevier to accommodate local residents.
with Sevier
15 February 1941 · Tenn. Acts 1941, 72d assy., priv., ch. 458/p. 1594; ch. 459/p. 1595
1945
Lost territory Blount lost to Sevier to accommodate local residents.
to Sevier
2 March 1945 · Tenn. Acts 1945, 74th assy., priv., ch. 610, secs. 1-2/pp. 1861-1863
1953
Lost territory Blount lost to Knox to accommodate local resident.
to Knox
11 March 1953 · Tenn. Acts 1953, 78th assy., priv., ch. 116/p. 397
1996
Lost territory Blount lost small areas to Sevier to accommodate local residents.
to Sevier
3 April 1996 · Tenn. Acts 1996, 99th assy., 2d reg. sess., pub., ch. 705/p. 211

Land and parcels

What the maps cover in Blount

Who publishes each layer, how good it is, and when we last checked.

Parcels Good enough

Lot lines and tax-map numbers for 67,309 parcels from Blount County. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 14 October 2026 · checked 16 October 2026
Address points Official

One point per address, 82,643 in all from TECB and local 911 districts via TNMap (tnmap_oir).
edited 6 October 2026 · checked 14 October 2026
Buildings Reference

Roof outlines traced from aerial imagery from FEMA Response Geospatial Office with Oak Ridge National Laboratory (ORNL). Good for seeing what is on a lot; not accurate enough to set a fence from.
checked 18 October 2026

Official: from the office that keeps the record
Good enough: a reliable statewide or national copy
Fallback: a guide only; check the official record
Missing: nothing public found yet

People and land

Blount by the Census

Population

135,280 2020 Census count

Housing units

59,776 2020 Census count

Land area

559 square miles

Water area

7.8 square miles

People per sq mi

242 population ÷ land area

Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.

Rules and offices

Blount County's official site

We have found the county's site but not its offices yet; start there.

County government

County government
The official website of Blount County.
blounttn.org

See your own lot on these maps

Open Blount County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.

Open the free map no sign-in Pro early access

Questions

Common questions about Blount County

When was Blount County founded?: Blount County was founded in 1795, formed from Knox County, and named after William Blount.
What is the county seat of Blount County?: The county seat of Blount County is Maryville.
Is there an online parcel map for Blount County?: Yes. Blount County publishes a parcel map of 67,309 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Blount County's boundary or name changed?: Blount County was created in 1795 from Knox County. Since then the Atlas of Historical County Boundaries records 27 later changes, most of them small boundary adjustments, chiefly involving Sevier County, Monroe County and Loudon County.
Is my lot in a flood zone?: We do not have flood maps for Blount County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

Nearby