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Jack Moore — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Jack Moore across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Moore |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Helendale |
| 1935 Residence (County) | San Bernardino |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Pasadena Judicial |
| Est. Birth Year | ~1928 |
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 Jack | Age | Birth yr |
|---|---|---|---|---|
| Virginia Moore | Daughter | — | 4 | ~1936 |
| Jack Moore | Son | — | 12 | ~1928 |
| Helen Moore | Daughter | — | 15 | ~1925 |
| Jerry Moore | Son | — | 17 | ~1923 |
| Billy Moore | Son | — | 6 | ~1934 |
| Florence Moore | Daughter | — | 14 | ~1926 |
| Bernice Moore | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Los Angeles, …
Son, age 2
Los Angeles, California · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moore |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 12
Los-Angeles-County, California · implied b. ~1928 — 7 household members
| Surname | Moore |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Helendale |
| 1935 Residence (County) | San Bernardino |
| Highest Grade | 6 |
| 1935 Residence | California |
| 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 Jack Moore across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Moore
Son · 1940 · age 12 · b. ~1928 · California
★ You are viewing this record
Sibling
Jerry Moore
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Moore
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Moore
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Moore
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Moore
Sibling · 1940 · age 6
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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00244-00451)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bernice Moore | 45 | Wife | Housework | Illinois |
| 42 | Jerry Moore | 17 | Son | Housework | California |
| 43 | Helen Moore | 15 | Daughter | — | California |
| 44 | Florence Moore | 14 | Daughter | — | California |
| 45 | Jack Moore THIS PERSON | 12 | Son | — | California |
| 46 | Billy Moore | 6 | Son | — | California |
| 47 | Virginia Moore | 4 | Daughter | — | California |
| 48 | Herbert E Nations | 71 | Head | — | Wisconsin |
| 49 | Rhoda E Nations | 71 | Wife | — | Wisconsin |
| 50 | Ida Hess | 45 | Partner | Bill Clerk | Wisconsin |
| 51 | Richard B Jones | 66 | Head | — | Pennsylvania |
| 52 | Anna Jones | 68 | Wife | — | Wisconsin |
| 53 | Fred Ford | 37 | Head | Project Clerk | Pennsylvania |
| 54 | Adaline Ford | 34 | Wife | — | Wisconsin |
| 55 | Gloria Ford | 3 | Daughter | — | California |
| 56 | Richard Page | 58 | Head | Mechanic | Missouri |
| 57 | Grace E Page | 54 | Wife | — | Missouri |
| 58 | Rosa L Parker | 65 | Head | — | Illinois |
| 59 | Doris Burns | 24 | Daughter | — | California |
| 60 | Richard Abbey | 25 | Head | Carpenter | California |
| 61 | Virginia Abbey | 23 | Wife | — | California |
| 62 | Richard Abbey | 1 | Daughter | — | California |
| 63 | Thomas Barkely | 51 | Head | — | No. Carolina |
| 64 | Ida B. Barkely | 65 | Wife | — | No. Carolina |
| 65 | Flake Morrison | 21 | Nephew | Washer | No. Carolina |
| 66 | Bernice Travis | 54 | Head | Trained Nurse | Michigan |
| 67 | Roland Wagner | 36 | Head | Blacksmith | Nebraska |
| 68 | Maxine Wagner | 35 | Wife | — | Kansas |
| 69 | Howard Wagner | 15 | Son | — | Colorado |
| 70 | Rio Wagner | 13 | Son | — | Colorado |
| 71 | Gertrude Wagner | 12 | Daughter | — | Colorado |
| 72 | Orville Wagner | 10 | Son | — | Colorado |
| 73 | Joyce Wagner | 5 | Daughter | — | Colorado |
| 74 | Clifford Wylie | 46 | Head | Construction | Minnesota |
| 75 | Amanda Wylie | 44 | Wife | — | So. Dakota |
| 76 | Ruth Wylie | 16 | Daughter | — | California |
| 77 | Dorothy Wylie | 4 | Daughter | — | California |
| 78 | Conrad Graham | 26 | Head | Laborer | Arkansas |
| 79 | Margaret Graham | 22 | Wife | — | So. Dakota |
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)