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Juanita Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Juanita Johnson across the 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Johnson |
| Given Name | Juanita |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Webster Groves |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Webster Groves |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Juanita | Age | Birth yr |
|---|---|---|---|---|
| Juanita Johnson | Daughter | — | 11 | ~1929 |
| Charles Johnson | Head | — | 40 | ~1900 |
| Josephine Johnson | Spouse | — | 37 | ~1903 |
| Charlie Johnson | Son | — | 16 | ~1924 |
| James Johnson | Son | — | 18 | ~1922 |
| Mamie Johnson | Daughter | — | 13 | ~1927 |
| Geraldine Johnson | Other | — | — |
Census Appearances
1930
St Louis, …
Daughter, age 1
St Louis, Missouri · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Juanita |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Daughter, age 11
St.-Louis-County, Missouri · implied b. ~1929 — 7 household members
| Surname | Johnson |
| Given Name | Juanita |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Webster Groves |
| 1935 Residence (County) | St. Louis |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Juanita Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Juanita Johnson
Daughter · 1940 · age 11 · b. ~1929 · Missouri
★ You are viewing this record
Sibling
Mamie Johnson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlie 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 — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02149-00892)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Winfield Taylor | 45 | Head | Laborer | Mississippi |
| 42 | Flora Taylor | 30 | Wife | — | Louisiana |
| 43 | Eliza Jane Taylor | 13 | Daughter | — | Louisiana |
| 44 | Elizabeth Taylor | 11 | Daughter | — | Louisiana |
| 45 | Winfield, Jr. Taylor | 8 | Son | — | Missouri |
| 46 | George David Taylor | 5 | Son | — | Missouri |
| 47 | Alex Sylvester Taylor | 2 | Son | — | Missouri |
| 48 | Estella Taylor | 1 | Daughter | — | Missouri |
| 49 | Rosie Lee Harris | 28 | Sister-in-law | Maid | Louisiana |
| 50 | Oscar Davenport | 38 | Head | Porter | Missouri |
| 51 | Jessie Davenport | 36 | Wife | — | Alabama |
| 52 | A. E. Robinson | 50 | Head | Chauffeur | Tennessee |
| 53 | Rose Robinson | 36 | Wife | — | Mississippi |
| 54 | Eliza Dorsey | 57 | Head | Maid | Mississippi |
| 55 | Will Mcnair | 45 | Head | Laborer | Arkansas |
| 56 | Frances Mcnair | 35 | Wife | Maid | Missouri |
| 57 | Charlie Clay | 48 | Head | Laborer | Kentucky |
| 58 | Emma Clay | 38 | Wife | Maid | Kentucky |
| 59 | Robert Whittaker | 35 | Head | Laborer | Arkansas |
| 60 | Lucille Whittaker | 29 | Wife | — | Missouri |
| 61 | Robert, Jr. Whittaker | 14 | Son | — | Missouri |
| 62 | Marcella Whittaker | 13 | Daughter | — | Missouri |
| 63 | Sylvester Whittaker | 9 | Son | — | Missouri |
| 64 | George Whittaker | 8 | Son | — | Missouri |
| 65 | Doris Whittaker | 6 | Daughter | — | Missouri |
| 66 | Charles Smith | 47 | Head | Hod Carrier | Tennessee |
| 67 | Carrie Smith | 45 | Wife | — | Arkansas |
| 68 | William West | 31 | Head | Laborer | Missouri |
| 69 | Extra Line West | None | — | — | — |
| 70 | Alex Taylor | 34 | Head | Yardwork | Mississippi |
| 71 | James Taylor | 64 | Father | — | Mississippi |
| 72 | Augustine Johnson | 15 | Lodger | — | Arkansas |
| 73 | Roberta Johnson | 18 | Lodger | Maid | Arkansas |
| 74 | Charles Johnson | 40 | Head | Hod Carrier | Mississippi |
| 75 | Josephine Johnson | 37 | Wife | — | Mississippi |
| 76 | Geraldine Johnson | None | Cancelled | — | — |
| 77 | James Johnson | 18 | Son | Dishwasher | Mississippi |
| 78 | Charlie, Jr. Johnson | 16 | Son | — | Mississippi |
| 79 | Mamie Johnson | 13 | Daughter | — | Missouri |
| 80 | Juanita Johnson THIS PERSON | 11 | Daughter | — | Missouri |
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)