When was Benton County founded?

Benton County was founded in 1836, formed from Humphreys County, and named after David Benton.

What is the county seat of Benton County?

The county seat of Benton County is Camden.

Is there an online parcel map for Benton County?

Yes. Tennessee Comptroller of the Treasury, Division of Property Assessments (published by the Office of Information Resources) publishes a parcel map of 16,495 parcels, rated official here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.

Has Benton County's boundary or name changed?

Benton County was created in 1836 from Humphreys County. Since then the Atlas of Historical County Boundaries records 17 later changes, most of them small boundary adjustments, chiefly involving Carroll County, Decatur County and Henry County.

Is my lot in a flood zone?

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

County · code 47005

Benton CountyTennessee

Benton County is a county in Tennessee with its seat in Camden, formed in 1836. The county was named after David Benton.

Founded1836
County seatCamden
Named forDavid Benton
Land area394 sq mi + 42 sq mi water
Population15,864 2020 Census
Parcels mapped16,495 checked 14 October 2026

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

Updated 19 October 2026

Census outline · seat marked

History

Formed in 1836 from Humphreys County

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

Benton County was created from Humphreys County in 1836.

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

1836
Benton County created Benton created from Humphreys.
from Humphreys
1 January 1836 · Tenn. Acts 1835, 21st assy., 1st sess., loc., ch. 30, secs. 1-2/p. 134
1836
Gained territory Benton gained from Henry.
from Henry
15 February 1836 · Tenn. Acts 1835, 21st assy., 1st sess., loc., ch. 70/p. 201
1883
Exchanged territory Benton exchanged with Decatur.
with Decatur
29 March 1883 · Tenn. Acts 1883, 43d assy., ch. 221/p. 299
1891
Lost territory Benton lost to Henry.
to Henry
30 March 1891 · Tenn. Acts 1891, 47th assy., ch. 200/p. 408
1951
Gained territory Benton gained from Carroll to accommodate local residents.
from Carroll
16 March 1951 · Tenn. Acts 1951, 77th assy., priv., ch. 605/p. 1829

Show all 19 changes (14 more, mostly small adjustments)

1836
Benton County created Benton created from Humphreys.
from Humphreys
1 January 1836 · Tenn. Acts 1835, 21st assy., 1st sess., loc., ch. 30, secs. 1-2/p. 134
1836
Gained territory Benton gained from Henry.
from Henry
15 February 1836 · Tenn. Acts 1835, 21st assy., 1st sess., loc., ch. 70/p. 201
1836
Changed Legislature authorized Benton to gain from Perry dependent on local referendum.
Perry
20 February 1836 · Tenn. Acts 1835, 21st assy., 1st sess., loc., ch. 45/p. 172
1852
Changed Legislature authorized Benton to retain its name (no change). 26 January 1852 · Tenn. Acts 1851, 29th assy., ch. 249/p. 407
1867
Lost territory Benton lost to Carroll (later repealed).
to Carroll
12 December 1867 · Tenn. Acts 1867, 35th assy., 1st sess., pub., ch. 20/p. 20
1869
Gained territory Benton gained from Carroll (later repealed).
from Carroll
25 February 1869 · Tenn. Acts 1868, 35th assy., 2d sess., pub., ch. 39, secs. 1-3, 5, 15/pp. 53-54, 56; McBride, 8
1877
Changed Legislature authorized creation of Hanes from Benton and three other counties; creation did not take effect.
Hanes
19 March 1877 · Tenn. Acts 1877, 40th assy., 1st sess., ch. 14, secs. 1-2, 4/pp. 21-22; McBride, 9
1877
Lost territory Benton lost to Decatur to accommodate local resident.
to Decatur
22 March 1877 · Tenn. Acts 1877, 40th assy., 1st sess., ch. 58/p. 73
1881
Lost territory Benton lost to Henry (later repealed).
to Henry
6 April 1881 · Tenn. Acts 1881, 42d assy., 1st sess., ch. 161/p. 218
1883
Gained territory Benton gained from Carroll to accommodate local resident.
from Carroll
14 March 1883 · Tenn. Acts 1883, 43d assy., ch. 55/p. 57
1883
Exchanged territory Benton exchanged with Decatur.
with Decatur
29 March 1883 · Tenn. Acts 1883, 43d assy., ch. 221/p. 299
1885
Gained territory Benton gained from Henry (later repealed).
from Henry
9 April 1885 · Tenn. Acts 1885, 44th assy., ch. 152/p. 263
1891
Gained territory Benton gained from Decatur to accommodate local resident.
from Decatur
4 March 1891 · Tenn. Acts 1891, 47th assy., ch. 51/p. 134
1891
Lost territory Benton lost to Henry.
to Henry
30 March 1891 · Tenn. Acts 1891, 47th assy., ch. 200/p. 408
1905
Lost territory Benton lost to Carroll to accommodate local resident.
to Carroll
3 February 1905 · Tenn. Acts 1905, 54th assy., ch. 20/p. 53
1935
Gained territory Benton gained White Oak Island from Humphreys to accommodate local residents.
from Humphreys
22 April 1935 · Tenn. Acts 1935, 69th assy., priv., ch. 730/p. 1927
1939
Gained territory Benton gained from Decatur to accommodate local resident.
from Decatur
10 March 1939 · Tenn. Acts 1939, 71st assy., priv., ch. 600/p. 1902
1949
Gained territory Benton gained small area from Carroll.
from Carroll
8 April 1949 · Tenn. Acts 1949, 76th assy., priv., ch. 599/p. 1740
1951
Gained territory Benton gained from Carroll to accommodate local residents.
from Carroll
16 March 1951 · Tenn. Acts 1951, 77th assy., priv., ch. 605/p. 1829

Land and parcels

What the maps cover in Benton

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

Parcels Official

Lot lines and tax-map numbers for 16,495 parcels from Tennessee Comptroller of the Treasury, Division of Property Assessments (published by the Office of Information Resources). Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 10 September 2026 · checked 14 October 2026
Address points Official

One point per address, 11,473 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

Benton by the Census

Population

15,864 2020 Census count

Housing units

8,485 2020 Census count

Land area

394 square miles

Water area

42 square miles

People per sq mi

40 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

Benton 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 Benton County.
bentoncountytn.gov

See your own lot on these maps

Open Benton 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 Benton County

When was Benton County founded?: Benton County was founded in 1836, formed from Humphreys County, and named after David Benton.
What is the county seat of Benton County?: The county seat of Benton County is Camden.
Is there an online parcel map for Benton County?: Yes. Tennessee Comptroller of the Treasury, Division of Property Assessments (published by the Office of Information Resources) publishes a parcel map of 16,495 parcels, rated official here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Benton County's boundary or name changed?: Benton County was created in 1836 from Humphreys County. Since then the Atlas of Historical County Boundaries records 17 later changes, most of them small boundary adjustments, chiefly involving Carroll County, Decatur County and Henry County.
Is my lot in a flood zone?: We do not have flood maps for Benton County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

Nearby