Brunswick County, Virginia
Quick answer: Brunswick County is a county in Virginia with its seat at Lawrenceville. Its estimated population in 2025 was 15,727, down 0.8% since 2020. It covers about 566 square miles of land.
| Type | county |
|---|---|
| County seat | Lawrenceville |
| Established | 1720 |
| Population, 2025 estimate | 15,727 |
| Population, 2020 estimate | 15,824 |
| Change 2020–2025 | -0.6% |
| Rank by population in Virginia | 96 of 133 |
Overview
Brunswick County is a county in the Commonwealth of Virginia, one of 95 in the state.[1] The county seat is Lawrenceville.[2] The county was established in 1720.[2] The name comes from Brunswick-Lüneburg.[2]
Population of Brunswick County
The U.S. Census Bureau estimated the population of Brunswick County at 15,727 in July 2025, down 0.8% from the April 2020 base of 15,849.[1] That made it 96th of Virginia's 133 counties and independent cities by population. It ranked 95th for growth since 2020.[1]
From 2020 to 2025 the Census Bureau counted about 660 births and 1,311 deaths, so deaths outnumbered births by 651.[1] More people moved in from other parts of the United States than moved away. Net domestic migration was 483. Moves from abroad added 55.[1]
Geography
Brunswick County covers 566.4 square miles of land and 3.2 square miles of water.[3] By land area it ranks 13th of 133 in Virginia.[3] It had about 28 people per square mile in 2025, so it is mostly rural. Its geographic center lies near 36.76° N, 77.86° W.[3]
The county borders Dinwiddie County, Greensville County, Lunenburg County, Mecklenburg County and Nottoway County in Virginia, as well as land in North Carolina.[4]
The U.S. Geological Survey place-name database lists 93 named streams, 1 named summit and 7 lakes and reservoirs in the county.[5]
Towns
Brunswick County has 3 incorporated towns. With their estimated 2025 populations, they are: Lawrenceville (985), Alberta (295), Brodnax (236, part).[6] In Virginia, towns remain part of the county around them, unlike independent cities. "Part" means only the share of the town inside this county.
Frequently asked questions
What is the county seat of Brunswick County?
Lawrenceville.
What is the population of Brunswick County?
About 15,727 people in 2025, according to the U.S. Census Bureau.
How big is Brunswick County?
About 566 square miles of land, plus 3.2 square miles of water.
References
- [1] U.S. Census Bureau, County Population Totals and Components of Change: 2020-2025 (Vintage 2025) – last checked 11/08/2026
- [2] Wikidata, Brunswick County, Virginia (open data, CC0) – last checked 11/08/2026
- [3] U.S. Census Bureau, 2024 Gazetteer Files: Counties – last checked 11/08/2026
- [4] U.S. Census Bureau, County Adjacency File (2024) – last checked 11/08/2026
- [5] U.S. Geological Survey, Geographic Names Information System (GNIS), Domestic Names – last checked 11/08/2026
- [6] U.S. Census Bureau, City and Town Population Totals: 2020-2025 – last checked 11/08/2026
Official website: www.brunswickco.com
Boundary on the map: Census TIGERweb. See all counties and cities on the map.