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Charles Lang — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Charles Lang across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Charles & Theresa — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Lang |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Helper |
| Industry | Oil Distrbr |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 700 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Helper |
| Township / Ward | Boston |
| 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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Lang | Son | — | 21 | ~1919 |
| Theresa Lang | Spouse | — | 46 | ~1894 |
| Joan Lang | Daughter | — | 14 | ~1926 |
| Charles Lang | Head | — | 49 | ~1891 |
| Theresa Lang | Daughter | — | 22 | ~1918 |
| Dorothy Lang | Daughter | — | 18 | ~1922 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age
Suffolk, Massachusetts · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lang |
| Given Name | Charles J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 11
Suffolk, Massachusetts · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lang |
| Given Name | Charles J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 21
Suffolk-County, Massachusetts · implied b. ~1919 — 6 household members
| Surname | Lang |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | Helper |
| Industry | Oil Distrbr |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 700 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Charles Lang across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Lang (~0.92 confidence) and mother Theresa Lang (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Lang
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Theresa Lang
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Lang
Son · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
Sibling
Joan Lang
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Lang
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Lang
Sibling · 1940 · age 22
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01680-00718)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Frischman | 10 | Son | — | Massachusetts |
| 2 | Charles A. Lang | 49 | Head | Plumber | Massachusetts |
| 3 | Theresa Lang | 46 | Wife | — | Massachusetts |
| 4 | Theresa Lang | 22 | Daughter | Clerk | Massachusetts |
| 5 | Charles Lang THIS PERSON | 21 | Son | Helper | Massachusetts |
| 6 | Dorothy Lang | 18 | Daughter | — | Massachusetts |
| 7 | Joan Lang | 14 | Daughter | — | Massachusetts |
| 8 | John J. Grinham | 61 | Head | Printer | Massachusetts |
| 9 | Nora E. Grinham | 65 | Wife | — | Massachusetts |
| 10 | Elizabeth A. Smith | 72 | Head | — | Massachusetts |
| 11 | Ethel M. Smith | 41 | Daughter | Secretary | Massachusetts |
| 12 | James E. Brandley | 42 | Head | Stenographer | Massachusetts |
| 13 | Elizabeth B. Brandley | 43 | Wife | — | Massachusetts |
| 14 | Alice Brandley | 4 | Daughter | — | Massachusetts |
| 15 | Axel Foster | 60 | Head | Printer | Massachusetts |
| 16 | Jessie G. Foster | 59 | Wife | — | Massachusetts |
| 17 | Michael J. Mctiernan | 65 | Head | Attendance Officer | Irish Free State |
| 18 | Katherine E. Mctiernan | 62 | Wife | — | Massachusetts |
| 19 | Katherine A. Mctiernan | 30 | Daughter | Teacher | Massachusetts |
| 20 | Marion Mctiernan | 24 | Daughter | Teacher | Massachusetts |
| 21 | Phillip R. Mctiernan | 22 | Son | Teacher | Massachusetts |
| 22 | Joseph E. Mctiernan | 19 | Son | — | Massachusetts |
| 23 | Walter A. Donlan | 32 | Head | Constable | Massachusetts |
| 24 | Vincenzina B. Donlan | 29 | Wife | — | Massachusetts |
| 25 | Walter F. Donlan | 5 | Son | — | Massachusetts |
| 26 | Vincent L. Donlan | 4 | Son | — | Massachusetts |
| 27 | Paul Donlan | 2 | Son | — | Massachusetts |
| 28 | Louis Roscio | 61 | Fat-in-law | — | Italy |
| 29 | Harry Eastwood | 50 | Head | Fireman | Massachusetts |
| 30 | Mary D. Eastwood | 50 | Wife | — | Massachusetts |
| 31 | Raymond Eastwood | 26 | Son | Mechanic | Massachusetts |
| 32 | Gerard Eastwood | 22 | Son | Superintendent | Massachusetts |
| 33 | Audrey Eastwood | 18 | Daughter | — | Massachusetts |
| 34 | Catherine Reilly | 87 | Aunt | — | Massachusetts |
| 35 | Hugh J. Mccauley | 41 | Head | Plumbing Inspector | Massachusetts |
| 36 | Eleanor Mccauley | 36 | Wife | — | Massachusetts |
| 37 | Joanne Mccauley | 6 | Daughter | — | Massachusetts |
| 38 | Marie Mccauley | 4 | Daughter | — | Massachusetts |
| 39 | William Mccauley | 2 | Son | — | Massachusetts |
| 40 | John Mccauley | 1 | Son | — | Massachusetts |
Related Census Records
Pedigree Summary
Charles + 3 siblings
Gen 1 · 2 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)