LJ
Lucy Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Columbia-County, Georgia
Our Model Tree links this Lucy Johnson across the 1930 and 1940 US Censuses in Columbia-County, Georgia (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Female
Daughter
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Columbia-County, Georgia |
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | MD 125 |
| 1935 Residence (County) | Columbia |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Md 125 |
| Est. Birth Year | ~1922 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lucy | Age | Birth yr |
|---|---|---|---|---|
| Mary Johnson | Daughter | — | 22 | ~1918 |
| Alice Johnson | Daughter | — | 12 | ~1928 |
| Emma Johnson | Daughter | — | 2 | ~1938 |
| Clara Johnson | Daughter | — | 10 | ~1930 |
| Lucy Johnson | Daughter | — | 18 | ~1922 |
| Lula Johnson | Daughter | — | 20 | ~1920 |
| Robert Johnson | Head | — | 42 | ~1898 |
| George Johnson | Son | — | 17 | ~1923 |
| Manda Johnson | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Columbia, Georgia
Daughter, age 8
Columbia, Georgia · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Columbia-County, Georgia
Daughter, age 18
Columbia-County, Georgia · implied b. ~1922 — 9 household members
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | MD 125 |
| 1935 Residence (County) | Columbia |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Lucy Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lucy Johnson
Daughter · 1940 · age 18 · b. ~1922 · Georgia
★ You are viewing this record
Sibling
George Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lula Johnson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Johnson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Johnson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Johnson
Sibling · 1940 · age 2
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 — Columbia-County, Georgia
Open full size
1940 US Federal Census — Columbia-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00660-00951)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Albert Lowe | 23 | Head | Farmer | Georgia |
| 42 | Mattie Lowe | 20 | Wife | — | Georgia |
| 43 | Jannie Lowe | 1 | Daughter | — | Georgia |
| 44 | Eugene Merritt | 50 | Head | Farmer | Georgia |
| 45 | Celia Merritt | 46 | Wife | Laundress | Georgia |
| 46 | Estelle Dantignac | 50 | Head | Farmer | Georgia |
| 47 | Emanuel Jones | 24 | Son | — | Georgia |
| 48 | Amos Jones | 15 | Son | Laborer | Georgia |
| 49 | Alex Jones | 12 | Son | — | Georgia |
| 50 | Thomas Williams | 46 | Head | Farmer | Georgia |
| 51 | Julia Williams | 44 | Wife | — | Georgia |
| 52 | Mary J. Williams | 24 | Daughter | — | Georgia |
| 53 | Joseph Williams | 19 | Son | Laborer | Georgia |
| 54 | Thomas Jr. Williams | 12 | Son | — | Georgia |
| 55 | Sterling Williams | 16 | Son | — | Georgia |
| 56 | Mahaley Williams | 14 | Daughter | — | Georgia |
| 57 | Julia M. Williams | 13 | Daughter | — | Georgia |
| 58 | Ambrose Williams | 12 | Son | — | Georgia |
| 59 | Alex Williams | 11 | Son | — | Georgia |
| 60 | Andrew Williams | 8 | Daughter | — | Georgia |
| 61 | Viola Williams | 6 | Daughter | — | Georgia |
| 62 | Daisy B. Williams | 3 | Daughter | — | Georgia |
| 63 | Willie Hartfield | 28 | Head | Farmer | South Carolina |
| 64 | Gussie Hartfield | 22 | Wife | — | Georgia |
| 65 | John W. Hartfield | 5 | Son | — | Georgia |
| 66 | Fannie B. Hartfield | 3 | Daughter | — | Georgia |
| 67 | Lillie Hartfield | 0 | Daughter | — | Georgia |
| 68 | Bertha Hartfield | 29 | Sister | — | South Carolina |
| 69 | Frank Hartfield | 19 | Brother | Laborer | Georgia |
| 70 | Lucius Hartfield | 17 | Brother | — | Georgia |
| 71 | Robert D. Johnson | 42 | Head | Farmer | South Carolina |
| 72 | Manda Johnson | 39 | Wife | — | Georgia |
| 73 | Mary Johnson | 22 | Daughter | Laborer | Georgia |
| 74 | Lula M. Johnson | 20 | Daughter | Laborer | Georgia |
| 75 | Lucy Johnson THIS PERSON | 18 | Daughter | — | Georgia |
| 76 | George Johnson | 17 | Son | — | Georgia |
| 77 | Alice Johnson | 12 | Daughter | — | Georgia |
| 78 | Clara Johnson | 10 | Daughter | — | Georgia |
| 79 | Emma Johnson | 2 | Daughter | — | Georgia |
| 80 | Moses Abrams | 68 | Head | Farmer | South Carolina |
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)