Castro County, Texas
Historic newspapers, landmarks, and county history layers for genealogists and local historians.
At a glance
SummaryThe National Register of Historic Places includes 1 listed property in the county, first listed in 2026. Most listings are in or near Dimmitt.
Summary generated automatically from the source data on this page.
Newspapers
Library of CongressNewspaper directory data for Texas is not yet loaded on this site. Browse Castro titles at the Library of Congress.
National Register of Historic Places
NPS NRHP0 of 1 listings mapped; some locations are restricted by NPS to protect sensitive sites.
1 listed property
| Property | City | Listed |
|---|---|---|
| Castro County Courthouse | Dimmitt | 2026 |
Source: National Park Service, National Register of Historic Places. Property links open NRHP nomination files at the National Archives.
County formation
Newberry AHCBCastro was formed in 1876 (1876-11-19) from Young Territory.
CASTRO created from Young Territory. Act passed 21 Aug 1876; took effect 19 Nov 1876.
Source: Newberry Library, Atlas of Historical County Boundaries.
Population by decade
CensusCastro County population from 1890 to 2020 (Census historical series).
| 1890 | 1900 | 1920 | 1940 | 1950 | 1960 | 1980 | 2000 | 2020 |
|---|---|---|---|---|---|---|---|---|
| 9 | 400 | 1,948 | 4,631 | 5,417 | 8,923 | 10,556 | 8,285 | 7,371 |
Sources: U.S. Census Bureau historical county population (Forstall 1790–1990) and public-domain / CC0 county population series through 2020.
Cemeteries & historical places
USGS GNIS5 cemeteries and 0 historical populated places (ghost towns / former settlements) recorded in USGS GNIS for this county.
Cemeteries — 5 of 5 listed
| Name |
|---|
| Castro Memorial Gardens |
| Flagg Cemetery |
| Hart Cemetery |
| Holy Family Cemetery |
| West Lawn Memorial Park |
Source: USGS Geographic Names Information System (public domain). Cemeteries from the 2021 NationalFile archive; historical places from GNIS HistoricalFeatures topical extract.
Historical markers
HMdb linkMarker text and photos from the Historical Marker Database (HMdb) are not embedded here. HMdb allows non-commercial reuse with attribution, but commercial/compensated use needs written permission; this is a commercial site, so we only link out.
Search HMdb for Castro County, Texas
Terms: hmdb.org/copyright.asp. Linking is encouraged by HMdb.