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Sadie Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Nelson-County, Virginia
Our Model Tree links this Sadie Johnson across the 1930 and 1940 US Censuses in Nelson-County, Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 10-person household.
Age 11
b. ~1929
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Nelson-County, Virginia |
| Surname | Johnson |
| Given Name | Sadie L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Lovingston Dist. |
| 1935 Residence (County) | Nelson |
| Additional Details | |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Lovingston Dist |
| Est. Birth Year | ~1929 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sadie | Age | Birth yr |
|---|---|---|---|---|
| Cornelius Johnson | Daughter | — | 12 | ~1928 |
| Garrett Johnson | Son | — | 16 | ~1924 |
| Thomas Johnson | Head | — | 47 | ~1893 |
| Sadie Johnson | Daughter | — | 11 | ~1929 |
| Katherine Johnson | Spouse | — | 19 | ~1921 |
| Cora Johnson | Spouse | — | 43 | ~1897 |
| Rosa Johnson | Daughter | — | 1 | ~1939 |
| Thomas Johnson | Son | — | 23 | ~1917 |
| Dorothy Johnson | Daughter | — | 2 | ~1938 |
| Alex Johnson | Son | — | 16 | ~1924 |
Census Appearances
1930
Nelson, Virginia
Daughter, age 1
Nelson, Virginia · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sadie A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Nelson-County, Virginia
Daughter, age 11
Nelson-County, Virginia · implied b. ~1929 — 10 household members
| Surname | Johnson |
| Given Name | Sadie L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Lovingston Dist. |
| 1935 Residence (County) | Nelson |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| 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 Sadie Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sadie Johnson
Daughter · 1940 · age 11 · b. ~1929 · Virginia
★ You are viewing this record
Sibling
Cornelius Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Johnson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Johnson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosa Johnson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alex Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Garrett Johnson
Sibling · 1940 · age 16
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 — Nelson-County, Virginia
Open full size
1940 US Federal Census — Nelson-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04278-00779)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Everett D. Stewart | 20 | Head | Mechanic | Virginia |
| 2 | Alice B. Stewart | 25 | Daughter | — | Virginia |
| 3 | Clair J. Stewart | 12 | Daughter | — | Virginia |
| 4 | Robert D. Mosley | 23 | Head | Laborer | Virginia |
| 5 | Blanche A. Mosley | 25 | Wife | — | Virginia |
| 6 | Robert D. Jr. Mosley | 1 | Son | — | Virginia |
| 7 | Elizabeth Wright | 50 | Mother | — | Virginia |
| 8 | James Thornhill | 25 | Head | Laborer | Virginia |
| 9 | Helen Thornhill | 18 | Wife | — | Virginia |
| 10 | Clara Thornhill | 1 | Daughter | — | Virginia |
| 11 | Walter C. Sparrow | 65 | Head | — | Virginia |
| 12 | Sarah B. Sparrow | 63 | Wife | — | Virginia |
| 13 | Irene Sparrow | 26 | Daughter | — | Virginia |
| 14 | Walter J. Sparrow | 21 | Son | Laborer | Virginia |
| 15 | Carl W. Sparrow | 21 | Son | — | Virginia |
| 16 | Chris Wright | 61 | Head | — | Virginia |
| 17 | Lou Wright | 62 | Wife | — | Virginia |
| 18 | Andrew J. Wright | 30 | Son | Laborer | Virginia |
| 19 | Thomas Johnson | 47 | Head | Laborer | Virginia |
| 20 | Cora Johnson | 43 | Wife | — | Virginia |
| 21 | Garrett Johnson | 16 | Son | — | Virginia |
| 22 | Alex Johnson | 16 | Son | Laborer | Virginia |
| 23 | Cornelius Johnson | 12 | Daughter | — | Virginia |
| 24 | Sadie L. Johnson THIS PERSON | 11 | Daughter | — | Virginia |
| 25 | Thomas J. Johnson | 23 | Son | Laborer | Virginia |
| 26 | Katherine Johnson | 19 | Wife | — | Virginia |
| 27 | Dorothy M. Johnson | 2 | Daughter | — | Virginia |
| 28 | Rosa R. Johnson | 1 | Daughter | — | Virginia |
| 29 | Edward W. Coffey | 31 | Head | Proprietor | Virginia |
| 30 | Annie Coffey | 29 | Wife | — | Virginia |
| 31 | Kenneth E. Coffey | 13 | Son | — | Virginia |
| 32 | Helen D. Coffey | 10 | Daughter | — | Virginia |
| 33 | Mayvis A. Coffey | 8 | Daughter | — | Virginia |
| 34 | Bernice D. Coffey | 7 | Daughter | — | Virginia |
| 35 | Virginia L. Coffey | 4 | Daughter | — | Virginia |
| 36 | Hugh Showalter | 20 | Lodger | Laborer | Virginia |
| 37 | Susan Mundy | 77 | Head | — | Virginia |
| 38 | John M. Banton | 21 | Head | Laborer | Virginia |
| 39 | Litia J. Banton | 25 | Wife | — | Virginia |
| 40 | Alfred Lorne | 8 | Step-son | — | Virginia |
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)