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William Lange — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this William Lange across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Lange |
| Given Name | William D. Jr |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Pasadena |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Calif |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Marino 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Helen Lange | Spouse | — | 51 | ~1889 |
| Wm Lange | Head | — | 46 | ~1894 |
| Patricia Lange | Daughter | — | 18 | ~1922 |
| William Lange | Son | — | 21 | ~1919 |
| Lilla Dickinson | Other | — | 86 | ~1854 |
| Gordon Lange | Son | — | 18 | ~1922 |
| Ida Gordon | Other | — | 72 | ~1868 |
Census Appearances
1930
Los Angeles, …
Son, age 11
Los Angeles, California · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lange |
| Given Name | William H. Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 21
Los-Angeles-County, California · implied b. ~1919 — 7 household members
| Surname | Lange |
| Given Name | William D. Jr |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Pasadena |
| 1935 Residence (County) | Los Angeles |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Calif |
| 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 William Lange across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Lange
Son · 1940 · age 21 · b. ~1919 · California
★ You are viewing this record
Sibling
Patricia Lange
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gordon Lange
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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00253-00557)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marian Lanfesty|Laufesty | 41 | wife | — | Iowa |
| 2 | Elberta Hutchinson | 20 | servant | House Maid | Idaho |
| 3 | Stevens Manning | 36 | head | Mgr. Band Dept | Washington D.C. |
| 4 | Janet A Manning | 34 | wife | — | Massachusetts |
| 5 | Charlotte Manning | 11 | daughter | — | Idaho |
| 6 | Stevens, Jr Manning | 9 | son | — | California |
| 7 | Wendell P Hubbard | 30 | head | Attorney At Law | So Dakota |
| 8 | Ruth G Hubbard | 28 | wife | — | Missouri |
| 9 | Ward Rubendall | 47 | head | Insurance Salesman | Nebraska |
| 10 | Kathryn Rubendall | 42 | wife | — | Missouri |
| 11 | Thos. M. Hynson | 44 | head | Publisher | New Jersey |
| 12 | Charlotte Hynson | 43 | wife | — | California |
| 13 | Floy H Stratton | 53 | head | — | Missouri |
| 14 | Alva Hubbard | 77 | mother | — | Missouri |
| 15 | Blanche Hurst | 45 | servant | Housekeeper | Michigan |
| 16 | Wm R Lange | 46 | head | Superintendent | California |
| 17 | Helen D Lange | 51 | wife | — | California |
| 18 | William D. Jr Lange THIS PERSON | 21 | son | — | California |
| 19 | Patricia Lange | 18 | daughter | — | California |
| 20 | Gordon D Lange | 18 | son | — | California |
| 21 | Lilla Dickinson | 86 | mother in law | — | Canada-Eng |
| 22 | Ida Gordon | 72 | nurse | Nurse-Companion | Iowa |
| 23 | Hamilton Stevens | 33 | head | Director | California |
| 24 | Carol V. Stevens | 33 | wife | — | Minnesota |
| 25 | Stanley H Stevens | 9 | son | — | California |
| 26 | Nellie Smith | 50 | servant | House Maid | Iowa |
| 27 | Wm P Harraca | 60 | head | — | Illinois |
| 28 | Manda Harraca | 57 | wife | — | Illinois |
| 29 | Edward Adams | 65 | head | — | Quebec |
| 30 | Carolyn Adams | 60 | wife | Teacher | Maryland |
| 31 | Henry V. Hoagland | 39 | head | President | Colorado |
| 32 | Ann B. Hoagland | 38 | wife | — | Alabama |
| 33 | Anne B Hoagland | 9 | daughter | — | Alabama |
| 34 | Phillip H. Carrier | 38 | head | Teller | Illinois |
| 35 | Theo. W Michels | 39 | head | Manager | California |
| 36 | Mary C Michels | 36 | wife | — | Rhode Island |
| 37 | Chas Glaser | 40 | head | Proprietor | Missouri |
| 38 | Pearl Glaser | 39 | wife | — | Missouri |
| 39 | Harvey Glaser | 11 | son | — | Missouri |
| 40 | Harriett Glaser | 7 | daughter | — | Missouri |
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)