ML
Mary Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Guernsey-County, Ohio
Our Model Tree links this Mary Lewis across the 1920, 1930 and 1940 US Censuses in Guernsey-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 5-person household.
Age 43
b. ~1897
Female
Spouse
Born: Syria
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Guernsey-County, Ohio |
| Surname | Lewis |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Syria |
| 1935 Residence (City) | Byesville |
| 1935 Residence (County) | Guernsey |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| Birth Country | Syria |
| Birthplace (normalized) | syria |
| Township / Ward | Byesville |
| Est. Birth Year | ~1897 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Lewis | Daughter | — | 10 | ~1930 |
| Thomas Lewis | Head | — | 52 | ~1888 |
| Fred Lewis | Son | — | 24 | ~1916 |
| Johns Lewis | Son | — | 20 | ~1920 |
| Mary Lewis | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Guernsey, Ohio
Spouse, age 24
Guernsey, Ohio · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Syria |
| Year of Immigration | 1914 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Syria |
| Mother's Birthplace | Syria |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Mother Tongue | Syrian |
| Birth Country | Syria |
| Birthplace (normalized) | syria |
1930
Guernsey, Ohio
Spouse, age 32
Guernsey, Ohio · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Syria |
| Naturalization Status | Alien |
| Year of Immigration | 1914 |
| Age at First Marriage | 18 |
| Father's Birthplace | Syria |
| Mother's Birthplace | Syria |
| Occupation | Saleslady |
| Industry | Shoe Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Syrian |
| Birth Country | Syria |
| Birthplace (normalized) | syria |
1940
Guernsey-County, Ohio
Spouse, age 43
Guernsey-County, Ohio · implied b. ~1897 — 5 household members
| Surname | Lewis |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Syria |
| 1935 Residence (City) | Byesville |
| 1935 Residence (County) | Guernsey |
| Naturalization Status | Naturalized |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| Birth Country | Syria |
| Birthplace (normalized) | syria |
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 Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Lewis
Spouse · 1940 · age 43 · b. ~1897 · Ohio
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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 — Guernsey-County, Ohio
Open full size
1940 US Federal Census — Guernsey-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03075-00591)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anton Yunk | 46 | Head | Day Man In Mine | Ohio |
| 42 | Pauline Yunk | 47 | Wife | — | Ohio |
| 43 | Willis Roederer | 25 | Step-son | Welder | Ohio |
| 44 | Margaret Roederer | 27 | Daughter-in-law | — | Ohio |
| 45 | Willis R. Jr. Roederer | 1 | Grandson | — | Ohio |
| 46 | Earl Padgett | 37 | Head | Ohio | |
| 47 | Mary Padgett | 34 | Wife | — | Ohio |
| 48 | William Padgett | 16 | Son | Student In Public School | Ohio |
| 49 | Norman Padgett | 12 | Son | Student In Public School | Ohio |
| 50 | Patricia Padgett | 3 | Daughter | — | Ohio |
| 51 | Justus Peters | 65 | Head | — | Ohio |
| 52 | Thomas Lewis | 52 | Head | Owner | Wales |
| 53 | Mary Lewis THIS PERSON | 43 | Wife | — | Syria |
| 54 | Fred Lewis | 24 | Son | Fruit Business | Ohio |
| 55 | Johns Lewis | 20 | Son | — | Ohio |
| 56 | Elizabeth Lewis | 10 | Daughter | — | Ohio |
| 57 | George Sloan | 49 | Head | Owner | Pennsylvania |
| 58 | Columbia Sloan | 51 | Wife | — | Ohio |
| 59 | Harry Coyne | 46 | Head | Sign Painting | Pennsylvania |
| 60 | Fred Sr. Brogan | 65 | Head | Plumber | Ohio |
| 61 | Fred Jr. Brogan | 32 | Son | Chef In Hotel | Ohio |
| 62 | James Jerles | 55 | Head | Owner Manager | Ohio |
| 63 | Blanche Jerles | 48 | Wife | — | Ohio |
| 64 | Charles Jerles | 18 | Son | Student In College | Ohio |
| 65 | Paul Pallot | 31 | Head | Owner Manager | Ohio |
| 66 | Pauline Pallot | 27 | Wife | — | Ohio |
| 67 | William P. Pallot | 3 | Son | — | Ohio |
| 68 | Joseph Jr. Sulen | 43 | Head | Roadwork | Pennsylvania |
| 69 | Cecelia C. Sulen | 35 | Wife | — | Alabama |
| 70 | Marie Sulen | 18 | Daughter | Student In Public School | Ohio |
| 71 | Joseph Jr. Sulen | 16 | Son | Student In Public School | Ohio |
| 72 | Wilma Sulen | 12 | Daughter | — | Ohio |
| 73 | Clarence Mccochran | 44 | Head | Deputy | Ohio |
| 74 | Roberta Mccochran | 42 | Wife | — | Ohio |
| 75 | Ed. W. Clark | 66 | Head | Salesman | Ohio |
| 76 | Margaret Clark | 38 | Daughter | Teacher | Ohio |
| 77 | Alice Clark | 36 | Daughter | Teacher | Ohio |
| 78 | Lee Hutchison | 34 | Head | Roadwork Laborer | Ohio |
| 79 | Mary Hutchison | 28 | Wife | — | Ohio |
| 80 | Donald Hutchison | 9 | Son | — | Ohio |
Related Census Records
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)