JC
John Connors — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Diego-County, California
Our Model Tree links this John Connors across the 1920, 1930 and 1940 US Censuses in San-Diego-County, California (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Diego-County, California |
| Surname | Connors |
| Given Name | John Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Diego |
| 1935 Residence (County) | San Diego |
| Additional Details | |
| Occupation | welder |
| Industry | aircraft |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 464 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Welder |
| Township / Ward | San Diego |
| 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 John | Age | Birth yr |
|---|---|---|---|---|
| John Connors | Son | — | 21 | ~1919 |
| Margaret Connors | Daughter | — | 18 | ~1922 |
| Dorothy Connors | Spouse | — | 41 | ~1899 |
| John Connors | Head | — | 49 | ~1891 |
Census Appearances
1920
San Diego, …
Son, age 1
San Diego, California · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connors |
| Given Name | John F. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Diego, …
Son, age 11
San Diego, California · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connors |
| Given Name | John F Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Missouri |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Diego-County, California
Son, age 21
San-Diego-County, California · implied b. ~1919 — 4 household members
| Surname | Connors |
| Given Name | John Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Diego |
| 1935 Residence (County) | San Diego |
| Occupation | welder |
| Industry | aircraft |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 464 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 John Connors across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Connors (~0.92 confidence) and father John Connors (~0.92 confidence) and father John Connors (~0.92 confidence) and mother Dorothy Connors (~0.92 confidence) and mother Dorothy Connors (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Connors
b. ~1893
Source father
● Household
· direct · ~0.92
Father
John Connors
b. ~1891
Source father
● Household
· direct · ~0.92
Father
John Connors
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Dorothy Connors
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Dorothy Connors
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Connors
Son · 1940 · age 21 · b. ~1919 · California
★ You are viewing this record
Sibling
Margaret Connors
Sibling · 1940 · age 18
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 — San-Diego-County, California
Open full size
1940 US Federal Census — San-Diego-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00451-00139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter M. Merrell | 24 | son | Salesman | Canada |
| 2 | Lewis Lunn | 57 | head | Carpenter | Missouri |
| 3 | Tabida Lunn | 52 | wife | — | Missouri |
| 4 | David Summers | 80 | lodger | — | Ohio |
| 5 | Rose Moore | 61 | head | — | Oregon |
| 6 | Herbert H. Neild | 39 | head | Truck Driver | Montana |
| 7 | Arlene Neild | 37 | wife | Beauty Operator | Colorado |
| 8 | William H. Neild | 18 | son | — | Montana |
| 9 | C. O. Lemons | 42 | head | Public Accountant | Arkansas |
| 10 | Margaret Lemons | 29 | wife | — | Oklahoma |
| 11 | Garland Lemons | 14 | son | — | Texas |
| 12 | Mitchell Wolff | 27 | head | Salesman | Kentucky |
| 13 | Mildred Wolff | 27 | wife | — | Minnesota |
| 14 | Sarah Miller | 49 | head | Maid | California |
| 15 | Charles Watkins | 24 | wife | Baker | California |
| 16 | James C. Adams | 50 | head | Deputy Sheriff | Iowa |
| 17 | Clara Adams | 50 | wife | Bookkeeper | Minnesota |
| 18 | Robert Adams | 25 | son | Riveter | Washington |
| 19 | Milton Bean | 37 | head | Machinist | Louisiana |
| 20 | Mabel Bean | 34 | wife | Waitress | Colorado |
| 21 | William Barisic | 42 | head | Painter | Jugoslavia |
| 22 | Mary Barisic | 35 | wife | — | Jugoslavia |
| 23 | Nedel Barisic | 13 | daughter | — | Arizona |
| 24 | William Barisic | 11 | son | — | Arizona |
| 25 | Howard Hill | 40 | head | Carpenter | Texas |
| 26 | Gussie Hill | 33 | wife | — | New York |
| 27 | Richard Hill | 7 | son | — | Texas |
| 28 | John L. Williams | 66 | head | — | Penn. |
| 29 | Margaret Williams | 72 | wife | — | England |
| 30 | Andrew Acuna | 55 | head | Salesman | California |
| 31 | Della Acuna | 50 | wife | — | California |
| 32 | Claire Acuna | 17 | daughter | — | California |
| 33 | Donald Acuna | 8 | grandson | — | California |
| 34 | Arthur Burgess | 34 | head | Boatswain | Conn. |
| 35 | Bernice Burgess | 27 | wife | — | Iowa |
| 36 | Robert Burgess | 1 | son | — | California |
| 37 | John Connors | 49 | head | Welder | Missouri |
| 38 | Dorothy Connors | 41 | wife | — | Kansas |
| 39 | John Jr. Connors THIS PERSON | 21 | son | Welder | California |
| 40 | Margaret Connors | 18 | daughter | Waitress | California |
Pedigree Summary
John + 1 sibling
Gen 1 · 5 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)