LJ
Lydia Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Lydia Jones across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 5-person household.
Age 46
b. ~1894
Female
Spouse
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Jones |
| Given Name | Lydia N. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Music Teacher |
| Industry | Own Home |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 128 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Teacher |
| Township / Ward | Long Beach City |
| Est. Birth Year | ~1894 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lydia | Age | Birth yr |
|---|---|---|---|---|
| Spencer Jones | Son | — | 17 | ~1923 |
| Andrew Jones | Head | — | 48 | ~1892 |
| Vincent Jones | Son | — | 10 | ~1930 |
| Lydia Jones | Spouse | — | 46 | ~1894 |
| Lucille Jones | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Los Angeles, …
Other, age 35
Los Angeles, California · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Lydia M |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 22 |
| Father's Birthplace | Utah |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Los-Angeles-County, California
Spouse, age 46
Los-Angeles-County, California · implied b. ~1894 — 5 household members
| Surname | Jones |
| Given Name | Lydia N. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Music Teacher |
| Industry | Own Home |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 128 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Lydia Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Lydia Jones
Spouse · 1940 · age 46 · b. ~1894 · California
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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
38 people indexed on this census page (nara:1940:m-t0627-00369-00420)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Allen P. Welles | 57 | Head | Concessionaire | Arkansas |
| 2 | Doris A. Welles | 36 | Wife | Concessionaire | Canada |
| 3 | Margaret Dorothy Welles | 10 | Daughter | — | California |
| 4 | Alice Burbank | 57 | Mother | — | Arkansas |
| 6 | Thor C. Nielson | 68 | Head | — | Utah |
| 7 | Jane S. Nielson | 58 | Wife | — | Nebraska |
| 8 | Andrew Jones | 48 | Head | — | Utah |
| 9 | Lydia N. Jones THIS PERSON | 46 | Wife | Music Teacher | Utah |
| 10 | Lucille Jones | 19 | Daughter | — | Utah |
| 11 | Spencer Jones | 17 | Son | — | Idaho |
| 12 | Vincent Jones | 10 | Son | — | California |
| 13 | Carl E. Johnson | 40 | Head | Store Manager | Nebraska |
| 14 | Dorothy T. Johnson | 37 | Wife | — | Ohio |
| 15 | Dorothy L. Johnson | 21 | Daughter | Bookkeeper | California |
| 16 | Beverly L. Johnson | 15 | Daughter | — | California |
| 17 | Robert Johnson | 11 | Son | — | California |
| 18 | I. C. Wilson | 52 | Head | Principal | Indiana |
| 19 | Mabel S. Wilson | 52 | Wife | — | Missouri |
| 20 | Ella Burrows | 79 | Mother | — | Kentucky |
| 21 | Edward R. Niquette | 73 | Head | — | Wisconsin |
| 22 | Ada Niquette | 60 | Wife | — | Nebraska |
| 24 | Francis H. Iverson | 31 | Head | Salesman | Poland |
| 25 | Evelyn Iverson | 29 | Wife | — | Illinois |
| 26 | Anita Iverson | 6 | Daughter | — | Wisconsin |
| 27 | Charles L. Clarke | 57 | Head | Plumbing Contractor | Utah |
| 28 | Lenore M. Clarke | 57 | Wife | — | Utah |
| 29 | Leigh M. Clarke | 19 | Son | Plumber'S Helper | Idaho |
| 30 | Hugh Hunley | 23 | Head | Moulder | Missouri |
| 31 | Doris D. Hunley | 20 | Wife | — | Oklahoma |
| 32 | Frank S. Weisenberger | 58 | Head | Painter | Kansas |
| 33 | Beatrice Weisenberger | 56 | Wife | — | Indiana |
| 34 | William R. Glasser | 42 | Head | Electrician | Minnesota |
| 35 | Harriett Glasser | 41 | Wife | — | Minnesota |
| 36 | William Jr. Glasser | 19 | Son | — | Minnesota |
| 37 | Lyle E. Crowdall | 30 | Head | Fireman | California |
| 38 | Marcella S. Crowdall | 29 | Wife | — | Oklahoma |
| 39 | Harold Crowdall | 4 | Son | — | California |
| 40 | Toni Mae Crowdall | 0 | Daughter | — | California |
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)