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Mary Lang — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Lucas, Ohio
Our Model Tree links this Mary Lang across the 1920 and 1930 US Censuses in Lucas, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 7-person household.
Age 18
b. ~1912
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lucas, Ohio |
| Surname | Lang |
| Given Name | Mary P. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Sylvania Village |
| Est. Birth Year | ~1912 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Irwin Lang | Son | — | 13 | ~1917 |
| Ida Lang | Spouse | — | 40 | ~1890 |
| Herman Lang | Head | — | 43 | ~1887 |
| Mary Lang | Daughter | — | 18 | ~1912 |
| Jeanette Lang | Daughter | — | 9 | ~1921 |
| Herman Lang | Son | — | 16 | ~1914 |
| Myrtle Lang | Daughter | — | 11 | ~1919 |
Census Appearances
1920
Lucas, Ohio
Daughter, age 7
Lucas, Ohio · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lang |
| Given Name | Mary P |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Lucas, Ohio
Daughter, age 18
Lucas, Ohio · implied b. ~1912 — 7 household members
| Surname | Lang |
| Given Name | Mary P. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Mary Lang across 2 US Census years (1920 and 1930) in Lucas, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lang
Daughter · 1930 · age 18 · b. ~1912 · Ohio
★ You are viewing this record
Sibling
Herman Lang
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irwin Lang
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Lang
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeanette Lang
Sibling · 1930 · age 9
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
1930 US Federal Census — Lucas, Ohio
Open full size
1930 US Federal Census — Lucas, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1832:0994)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marshal N. Andrews | 65 | Brother | Retired | Michigan |
| 2 | Josephine E. Duell | 75 | Sister | — | Ohio |
| 3 | Fred Challen | 29 | Head | Manager Locker Room | London England |
| 4 | Emma E. Challen | 19 | Wife | — | Ohio |
| 5 | Fred B. Challen | 1 | Son | — | Ohio |
| 6 | James Challen | 19 | Brother | Laborer | London England |
| 7 | Herman C. Lang | 43 | Head | Engineer | Ohio |
| 8 | Ida M. Lang | 40 | Wife | — | Ohio |
| 9 | Mary P. Lang THIS PERSON | 18 | Daughter | — | Ohio |
| 10 | Herman J. Lang | 16 | Son | Assistant Professional | Ohio |
| 11 | Irwin G. Lang | 13 | Son | — | Ohio |
| 12 | Myrtle L. Lang | 11 | Daughter | — | Ohio |
| 13 | Jeanette M. Lang | 9 | Daughter | — | Ohio |
| 14 | William N. Johnson | 33 | Head | Electrician | New York |
| 15 | Mary E. Johnson | 27 | Wife | — | West Virginia |
| 16 | Conrad W. Shriver | 32 | Brother-in-law | Brakeman | West Virginia |
| 17 | Frank Romaker | 75 | Head | — | Ohio |
| 18 | Margaret Romaker | 66 | Wife | — | Ohio |
| 19 | William M. Barker | 39 | Head | Manager | Michigan |
| 20 | Pearl Barker | 27 | Wife | — | Canada-English |
| 21 | Helen H. Barker | 1 | Daughter | — | Ohio |
| 22 | James W. Sullivan | 55 | Head | Trainmaster | New York |
| 23 | Bertha E. Sullivan | 50 | Wife | — | Ohio |
| 24 | Alberta M. Sullivan | 20 | Daughter | Stenographer | Illinois |
| 25 | James E. Sullivan | 17 | Son | — | Illinois |
| 26 | Frances E. Sullivan | 12 | Daughter | — | Illinois |
| 27 | Paul G. Sullivan | 5 | Son | — | Indiana |
| 28 | Clayton G. Fowler | 29 | Head | Mechanic | Ohio |
| 29 | Marie E. Fowler | 31 | Wife | — | Ohio |
| 30 | Richard C. Fowler | 5 | Son | — | Ohio |
| 31 | Robert R. Fowler | 3 | Son | — | Ohio |
| 32 | Ralph Laurence | 28 | Lodger | Timekeeper | Indiana |
| 33 | Ray A. Gallup | 37 | Head | Carpenter | Michigan |
| 34 | Robena G. Gallup | 31 | Wife | — | Ohio |
| 35 | Shirley G. Gallup | 9 | Daughter | — | Michigan |
| 36 | Juanita R. Gallup | 4 | Daughter | — | Ohio |
| 37 | Russell Williams | 40 | Head | Foreman | Missouri |
| 38 | Margaret Williams | 43 | Wife | — | Indiana |
| 39 | Ralph L. Ludwig | 26 | Head | Salesman | Indiana |
| 40 | Margaret E. Ludwig | 26 | Wife | — | Ohio |
| 41 | Robert R. Ludwig | 1 | Son | — | Ohio |
| 42 | William M. Baugher | 30 | Head | Foreman | West Virginia |
| 43 | Regina Baugher | 29 | Wife | — | West Virginia |
| 44 | William M. Baugher | 7 | Son | — | West Virginia |
| 45 | John D. Baugher | 1 | Son | — | Ohio |
| 46 | William Lindsay | 68 | Head | — | Ohio |
| 47 | Mary A. Lindsay | 49 | Wife | — | Ohio |
| 48 | Lilly C. Lindsay | 22 | Son | Clerk | Ohio |
| 49 | Ira M. Lindsay | 19 | Daughter | Operator | Ohio |
| 50 | Ralph B. Lindsay | 16 | Son | — | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)