RJ
Ruth Johnston — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Ruth Johnston across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents John & Paul — first a spouse (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Spouse
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Johnston |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York City |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Johnston | Spouse | — | 21 | ~1919 |
| Wilbert Johnston | Head | — | 25 | ~1915 |
| William Johnston | Son | — | 2 | ~1938 |
Census Appearances
1920
New York, …
Daughter, age
New York, New York · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Daughter, age 11
Kings, New York · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Spouse, age 21
Kings-County, New York · implied b. ~1919 — 3 household members
| Surname | Johnston |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Industry | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Ruth Johnston across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father John Johnston (~0.92 confidence) and father Paul Johnston (~0.92 confidence) and mother Ellen Johnston (~0.92 confidence) and mother Lena Johnston (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnston
b. ~1898
Source father
● Household
· direct · ~0.92
Father
Paul Johnston
b. ~1899
Source father
● Household
· direct · ~0.92
Mother
Ellen Johnston
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Lena Johnston
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Johnston
Spouse · 1940 · age 21 · b. ~1919 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02587-00986)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Slafky | 31 | Wife | — | New York |
| 42 | Margaret Slafky | 14 | daughter | — | New York |
| 43 | Edward Slafky | 12 | son | — | New York |
| 44 | Dorothy Slafky | 9 | daughter | — | New York |
| 45 | George Flammer | 47 | Head | Laborer | New York |
| 46 | Anna Flammer | 47 | Wife | — | New York |
| 47 | Joseph Flammer | 25 | son | Fitter | New York |
| 48 | George Jr. Flammer | 20 | son | Salesman | New York |
| 49 | Anna Flammer | 16 | daughter | — | New York |
| 50 | Antonio Lore | 79 | Head | — | Italy |
| 51 | Maria Lore | 73 | Wife | — | Italy |
| 52 | Marie Warbrick | 38 | Head | — | New York |
| 53 | Thomas Warbrick | 19 | son | — | New York |
| 54 | Margaret Warbrick | 15 | daughter | — | New York |
| 55 | John Warbrick | 10 | son | — | New York |
| 56 | Mary Collins | 61 | Head | — | New York |
| 57 | Collins | 59 | Brother | Laborer | New York |
| 58 | Lillian Collins | 55 | sister | — | New York |
| 59 | Nicholas Galati | 57 | Head | — | Italy |
| 60 | Mary Galati | 47 | Wife | — | Italy |
| 61 | Cecilia Galati | 27 | daughter | Clerk | New York |
| 62 | Marie Galati | 25 | daughter | Operator | New York |
| 63 | Christina Galati | 23 | daughter | Clerk | New York |
| 64 | Catherine Galati | 19 | daughter | Clerk | New York |
| 65 | Stanley Kocendera | 25 | Head | Tank Liner | New York |
| 66 | Florence Kocendera | 20 | Wife | Laborer | New York |
| 67 | Francis Mcguire | 24 | Head | Carpet Layer | New York |
| 68 | Florence Mcguire | 23 | Wife | — | New York |
| 69 | Stefan Lescanec | 72 | Head | — | Yugoslavia |
| 70 | Bertha Lescanec | 66 | Wife | — | Bohemia |
| 71 | Wilbert Johnston | 25 | Head | Laborer | Canada |
| 72 | Ruth Johnston THIS PERSON | 21 | Wife | — | New York |
| 73 | William Johnston | 2 | son | — | New Jersey |
| 74 | Anthony Hines | 23 | Head | Laborer | New York |
| 75 | Lillian Hines | 20 | Wife | Laborer | New York |
| 76 | William A. Almstead | 34 | Head | Watchman | New York |
| 77 | Mary A. Almstead | 34 | Wife | — | Rhode Island |
| 78 | William Jr. Almstead | 13 | son | — | New York |
| 79 | Mary Almstead | 54 | mother | — | Scotland |
| 80 | Daniel P. Graham | 31 | Head | Chauffeur | New York |
Pedigree Summary
Ruth
Gen 1 · 4 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)