RK
Ruth King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Ruth King across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Ralph & Louise — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | King |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | supervisor |
| Industry | insurance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 568 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Supervisor |
| Township / Ward | Jersey 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth King | Daughter | — | 21 | ~1919 |
| Claire King | Daughter | — | 20 | ~1920 |
| Louise King | Head | — | 43 | ~1897 |
| Catherine Rohlfs | Other | — | 79 | ~1861 |
Census Appearances
1920
Hudson, New …
Daughter, age 1
Hudson, New Jersey · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Daughter, age 11
Hudson, New Jersey · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Daughter, age 21
Hudson-County, New Jersey · implied b. ~1919 — 4 household members
| Surname | King |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | supervisor |
| Industry | insurance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 568 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ralph King (~0.92 confidence) and mother Louise King (~0.92 confidence) and mother Louise King (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ralph King
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Louise King
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Louise King
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth King
Daughter · 1940 · age 21 · b. ~1919 · New Jersey
★ You are viewing this record
Sibling
Claire King
Sibling · 1940 · age 20
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02405-00625)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Peter Rodig | 2 | son | — | New Jersey |
| 42 | Bruno Inaram | Inarani | 36 | lodger | Busboy | Austria |
| 43 | George A. Lyons | 46 | head | Inspector | New Jersey |
| 44 | Thelma D. Lyons | 43 | wife | — | New Jersey |
| 45 | Florence Lyons | 13 | daughter | — | New Jersey |
| 46 | Gloria Lyons | 9 | daughter | — | New Jersey |
| 47 | Louise Schreman | 71 | mother-in-law | — | New Jersey |
| 48 | David Weiss | 49 | head | Manager | Romania |
| 49 | Rose D. Weiss | 48 | wife | — | New York |
| 50 | Dorothy Weiss | 24 | daughter | Music Teacher | New York |
| 51 | Mildred Weiss | 22 | daughter | Typist | New York |
| 52 | Fred Blessing | 44 | head | Bus Driver | New York |
| 53 | Martha Blessing | 44 | wife | — | France |
| 54 | Violet Blessing | 19 | daughter | Typist | New Jersey |
| 55 | Ferdinand Blessing | 10 | son | — | New Jersey |
| 56 | Robert Blessing | 8 | son | — | New Jersey |
| 57 | Pelagia D. Duradzki | 47 | head | Laborer | Poland |
| 58 | Thadeus Duradzki | 12 | son | — | New Jersey |
| 59 | Stephen Waurzenig | 32 | son-in-law | Postal Clerk | New Jersey |
| 60 | Jadwiga Waurzenig | 24 | daughter | — | New Jersey |
| 61 | Stephanie Waurzenig | 1 | granddaughter | — | New Jersey |
| 62 | James Mason | 37 | head | Bookkeeper | New Jersey |
| 63 | Yvonne Mason | 37 | wife | — | New Jersey |
| 64 | Arlene Mason | 8 | daughter | — | New Jersey |
| 65 | Henry Blanc | 68 | father-in-law | Butcher | Germany |
| 66 | Louise King | 43 | head | Manager | New Jersey |
| 67 | Ruth King THIS PERSON | 21 | daughter | Supervisor | New Jersey |
| 68 | Claire King | 20 | daughter | Bookkeeper | New Jersey |
| 69 | Catherine Rohlfs | 79 | grandmother | — | New Jersey |
| 70 | Edler Harrison | 36 | head | Clerk | Germany |
| 71 | Edith Harrison | 31 | wife | Stenographer | New York |
| 72 | Thomas Lyman | 37 | head | Shipping Clerk | New York |
| 73 | Jane Lyman | 35 | wife | — | New York |
| 74 | Thomas Lyman | 10 | son | — | New Jersey |
| 75 | Jane Lyman | 5 | daughter | — | New Jersey |
| 76 | Mary Shine | 63 | aunt | — | New Jersey |
| 77 | John Davis | 30 | brother-in-law | Typist | New York |
| 78 | Grace Davis | 25 | sister-in-law | Typist | New York |
| 79 | Margaret Davis | 23 | sister-in-law | Typist | New Jersey |
| 80 | Walter Faully | 53 | head | — | New Jersey |
Related Census Records
Pedigree Summary
Ruth + 1 sibling
Gen 1 · 3 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)