County · code 48185
Grimes CountyTexas
Grimes County is in Texas with its county seat in Anderson. The county was formed on April 6, 1846.
- Founded1846
- County seatAnderson
- Named forJesse Grimes
- Land area787 sq mi + 14 sq mi water
- Population29,268 2020 Census
- Parcels mapped27,000 checked 16 October 2026
Where it is
Grimes on the map of Texas
Texas has 254 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Formed in 1846 from Montgomery County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Grimes County was formed in 1846 from Montgomery County, and named after Jesse Grimes. Anderson is the county seat.
Deeds and plats from before 1846 for land now in Grimes County may have been recorded in Montgomery County.
- 1846Grimes County created Grimes created from Montgomery; Grimes not fully organized. · Texas Laws 1846, 1st leg./p. 50
- 1846Changed Grimes fully organized. · Ray, 355
- 1853Lost territory Grimes lost to creation of Madison. · Texas Laws 1853, 4th leg., 2d sess., ch. 5/pp. 10-11
- 1873Lost territory Grimes lost to creation of Waller. · Texas Laws 1873, 13th leg., ch. 38/p. 49
- 1875Boundary clarified Boundary between Grimes and Waller clarified (no change).with Wallerno change· Texas Laws 1875, 14th leg., 2d sess., ch. 4/p. 3
Land and parcels
What the maps cover in Grimes
Who publishes each layer, how good it is, and when we last checked.
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Parcels Good enough
Lot lines and tax-map numbers for 27,000 parcels from Grimes County. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 25 October 2024 · checked 16 October 2026 -
Address points Official
One point per address, 22,115 in all from Texas Geographic Information Office (TxGIO, formerly TNRIS), a division of the Texas Water Development Board; StratMap program.
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
Grimes by the Census
Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.
Rules and offices
Grimes 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 Grimes County.
See your own lot on these maps
Open Grimes 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.
Questions
Common questions about Grimes County
- When was Grimes County founded?
- Grimes County was founded in 1846, formed from Montgomery County, and named after Jesse Grimes.
- What is the county seat of Grimes County?
- The county seat of Grimes County is Anderson.
- Is there an online parcel map for Grimes County?
- Yes. Grimes County publishes a parcel map of 27,000 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Grimes County's boundary or name changed?
- Grimes County was created in 1846 from Montgomery County. Since then the Atlas of Historical County Boundaries records 3 later changes, chiefly involving Madison County and Waller County.
- Is my lot in a flood zone?
- We do not have flood maps for Grimes County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby