TJ
Thelma Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Carroll-County, Virginia
Our Model Tree links this Thelma Johnson across the 1920, 1930 and 1940 US Censuses in Carroll-County, Virginia (XGBoost, ~Confirmed), with identified parents Hill & William — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Carroll-County, Virginia |
| Surname | Johnson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Carroll |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Fancy Gap Mag Dist |
| Est. Birth Year | ~1917 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Thelma Johnson | Daughter | — | 23 | ~1917 |
| Hill Johnson | Head | — | 65 | ~1875 |
| Clarence Johnson | Son | — | 26 | ~1914 |
| Nancy Johnson | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Carroll, Virginia
Daughter, age 2
Carroll, Virginia · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | S. Carolina |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Carroll, Virginia
Daughter, age 12
Carroll, Virginia · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Thelma L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | North Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Carroll-County, Virginia
Daughter, age 23
Carroll-County, Virginia · implied b. ~1917 — 4 household members
| Surname | Johnson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Carroll |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Thelma Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hill Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence) and father Willie Johnson (~0.92 confidence) and mother Nancy Johnson (~0.92 confidence) and mother Mamie Johnson (~0.92 confidence) and mother Nancy Johnson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hill Johnson
b. ~1875
Source father
● Household
· direct · ~0.92
Father
William Johnson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Willie Johnson
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Nancy Johnson
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Mamie Johnson
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Nancy Johnson
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Johnson
Daughter · 1940 · age 23 · b. ~1917 · Virginia
★ You are viewing this record
Sibling
Clarence Johnson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Carroll-County, Virginia
Open full size
1940 US Federal Census — Carroll-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04253-00441)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hill S. Johnson | 65 | Head | Farmer | Virginia |
| 2 | Nancy Johnson | 46 | Wife | — | Virginia |
| 3 | Clarence Johnson | 26 | Son | Farm Helper | Virginia |
| 4 | Thelma Johnson THIS PERSON | 23 | Daughter | — | Virginia |
| 5 | Roosevelt Johnson | 32 | Head | Farmer | Virginia |
| 6 | Mamie Johnson | 28 | Wife | — | Virginia |
| 7 | Clyde Johnson | 12 | Son | — | Virginia |
| 8 | Irene Johnson | 10 | Daughter | — | Virginia |
| 9 | Hillie Sue Johnson | 8 | Daughter | — | Virginia |
| 10 | Bernie Johnson | 5 | Son | — | Virginia |
| 11 | Imogene Johnson | 3 | Daughter | — | Virginia |
| 12 | Betty Johnson | 1 | Daughter | — | Virginia |
| 13 | Pres N. France | 71 | Head | — | Virginia |
| 14 | Mary Jane France | 68 | Wife | — | Virginia |
| 15 | Aaron France | 17 | Son | Farm Helper | Virginia |
| 16 | Herb S. Harrell | 33 | Head | Farmer | Virginia |
| 17 | Lavada Harrell | 33 | Wife | — | Virginia |
| 18 | Nancy Jane Harrell | 13 | Daughter | — | Virginia |
| 19 | Rannie Harrell | 10 | Daughter | — | Virginia |
| 20 | Lucille Harrell | 2 | Daughter | — | Virginia |
| 21 | Roy R. Jones | 39 | Head | Road Work | Virginia |
| 22 | Lytha Jones | 35 | Wife | — | Virginia |
| 23 | Clarice Jones | 12 | Daughter | — | Virginia |
| 24 | Irene Jones | 11 | Daughter | — | Virginia |
| 25 | Norma Jones | 9 | Daughter | — | Virginia |
| 26 | Georgia Jones | 7 | Daughter | — | Virginia |
| 27 | Mary Lee Jones | 5 | Daughter | — | Virginia |
| 28 | Sylvia Jones | 3 | Daughter | — | Virginia |
| 29 | William H. Gray | 38 | Head | Farmer | Virginia |
| 30 | Ethel Gray | 32 | Wife | — | Virginia |
| 31 | Glenn Gray | 10 | Son | — | Virginia |
| 32 | Purnie Gray | 9 | Daughter | — | Virginia |
| 33 | Wilma Gray | 7 | Daughter | — | Virginia |
| 34 | James P. Gray | 5 | Son | — | Virginia |
| 35 | Peggy Gray | 3 | Daughter | — | Virginia |
| 36 | Donald Gray | 1 | Son | — | Virginia |
| 37 | Rausa Grey | 37 | Head | Road Work | Virginia |
| 38 | Bertie Grey | 36 | Wife | — | Virginia |
| 39 | Garnett Grey | 11 | Son | — | Virginia |
| 40 | Parlie Grey | 6 | Son | — | Virginia |
Pedigree Summary
Thelma + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)