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County · code 51027

Buchanan CountyVirginia

Buchanan County is a county in Virginia, located in the southwestern part of the state, with its county seat in Grundy. The county was formed on February 13, 1858, from parts of Russell and Tazewell counties.

  • Founded1858
  • County seatGrundy
  • Named forJames Buchanan
  • Land area503 sq mi + 1.1 sq mi water
  • Population20,355 2020 Census
  • Parcels mapped20,085 checked 15 October 2026
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Updated

RussellDickensonMcDowell, WVPike, KYMingo, WVTazewell Grundy Census outline · seat marked

Where it is

Buchanan on the map of Virginia

Virginia has 133 counties and county equivalents, each with its own records office. Shapes with a page are links.

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Counties of Virginia · Buchanan highlighted

History

Formed in 1858 from Russell County and Tazewell County

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

Buchanan County was created on February 13, 1858, from Russell and Tazewell counties and named after James Buchanan. In 1880, the county lost territory to the creation of Dickenson County.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries.

  1. 1858
    Buchanan County created Buchanan created from Russell and Tazewell.
    from Russellfrom Tazewell
    · Robinson, 77; Va. Acts 1857-1858, Dec. reg. sess., ch. 156, sec. 1/pp. 108-110
  2. 1880
    Lost territory Buchanan lost to creation of Dickenson.
    to Dickenson
    · Robinson, 48; Va. Acts 1879-1880, Dec. reg. sess., ch. 140, sec. 1/pp. 125-129

Land and parcels

What the maps cover in Buchanan

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

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

Buchanan by the Census

Population
20,355 2020 Census count
Housing units
10,323 2020 Census count
Land area
503 square miles
Water area
1.1 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

Buchanan County's official site

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

County government

See your own lot on these maps

Open Buchanan 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.

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Questions

Common questions about Buchanan County

When was Buchanan County founded?
Buchanan County was founded in 1858, formed from Russell County and Tazewell County, and named after James Buchanan.
What is the county seat of Buchanan County?
The county seat of Buchanan County is Grundy.
Is there an online parcel map for Buchanan County?
Yes. Virginia Geographic Information Network (VGIN), Virginia Department of Emergency Management publishes a parcel map of 20,085 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Buchanan County's boundary or name changed?
Buchanan County was created in 1858 from Russell County and Tazewell County. Since then the Atlas of Historical County Boundaries records 1 later change, chiefly involving Dickenson County.
Is my lot in a flood zone?
We do not have flood maps for Buchanan County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

Nearby

Counties next door