RK
Robert King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Robert King across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | King |
| Given Name | Robert E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Sailor |
| Industry | Navy |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 725 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Sailor |
| Township / Ward | Baltimore 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mildred King | Daughter | — | 12 | ~1928 |
| Lynden Weiner | Daughter | — | 20 | ~1920 |
| Lynden King | Head | — | 39 | ~1901 |
| Francis Weiner | Other | — | 28 | ~1912 |
| Robert King | Son | — | 21 | ~1919 |
| Girard King | Son | — | 18 | ~1922 |
Census Appearances
1920
Baltimore, Maryland
Son, age
Baltimore, Maryland · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Robert W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 11
Baltimore, Maryland · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Robert W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 21
Baltimore-City-County, Maryland · implied b. ~1919 — 6 household members
| Surname | King |
| Given Name | Robert E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Sailor |
| Industry | Navy |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 725 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Robert King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert King (~0.92 confidence) and father Robert King (~0.92 confidence) and mother Nellie King (~0.92 confidence) and mother Lynden King (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert King
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Robert King
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Nellie King
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Lynden King
b. ~1901
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert King
Son · 1940 · age 21 · b. ~1919 · Maryland
★ You are viewing this record
Sibling
Girard King
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lynden Weiner
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred King
Sibling · 1940 · age 12
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01515-00476)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary A. Neubauer | 13 | daughter | — | Maryland |
| 42 | Frederick C. Neubauer | 10 | son | — | Maryland |
| 43 | John J. Neubauer | 6 | son | — | Maryland |
| 44 | Henry W. Bateman | 67 | father | Printer | Maryland |
| 45 | Clarence A. Ahl | 53 | Head | Painter | Maryland |
| 46 | Helen Mae Ahl | 42 | wife | — | Maryland |
| 47 | Albert P. Ahl | 2 | son | — | Maryland |
| 48 | Edward L. Roller | 18 | son | — | Maryland |
| 49 | Helen M. Roller | 14 | daughter | — | Maryland |
| 50 | Eva M. Waters | 67 | mother | — | Maryland |
| 51 | Winfield L. Canby | 30 | Head | Salesman | Maryland |
| 52 | Lora E. Canby | 29 | wife | — | Maryland |
| 53 | June W. Canby | 8 | daughter | — | Maryland |
| 54 | Winfield L. Canby | 7 | son | — | Maryland |
| 55 | Robert Rhinear | 62 | father | — | Maryland |
| 56 | Melvin C. Rhinear | 51 | brother | Decorator | Maryland |
| 57 | Alvin D. Rhinear | 16 | brother | — | Maryland |
| 58 | Philip F. Wagner | 47 | head | Machinist | Maryland |
| 59 | Florence M. Wagner | 46 | wife | — | Maryland |
| 60 | Walter Martin | 42 | head | Finger Print | Maryland |
| 61 | Eloise A. Martin | 39 | wife | — | Maryland |
| 62 | Walter Jr. Martin | 17 | son | — | Maryland |
| 63 | Jamie Lenge | 81 | guest | — | Maryland |
| 64 | Lynden D. King | 39 | head | Developing | Maryland |
| 65 | Robert E. King THIS PERSON | 21 | son | Sailor | Maryland |
| 66 | Girard King | 18 | son | Clerk | Maryland |
| 67 | Mildred King | 12 | daughter | — | Maryland |
| 68 | Francis D. Weiner | 28 | son-in-law | Brakeman | Maryland |
| 69 | Lynden D. Weiner | 20 | daughter | — | Maryland |
| 70 | Percy H. Tucker | 55 | head | — | Maryland |
| 71 | Annie Mae Tucker | 61 | wife | — | Virginia |
| 72 | Louis C. Tucker | 26 | son | Quartermaster | Maryland |
| 73 | Reginald A. Carlson | 38 | head | Chauffer | Maryland |
| 74 | Elizabeth Carlson | 28 | wife | Chauffer | Maryland |
| 75 | Ronald Carlson | 5 | son | — | Maryland |
| 76 | Frank J. Antos | 40 | head | Salesman | Maryland |
| 77 | Mary P. Antos | 40 | wife | — | Maryland |
| 78 | Pauline M. Antos | 16 | daughter | — | Maryland |
| 79 | Frank W. Antos | 14 | son | — | Maryland |
| 80 | Charles A. Antos | 12 | son | — | Maryland |
Pedigree Summary
Robert + 3 siblings
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)