LM
Lucy Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Columbiana-County, Ohio
Our Model Tree links this Lucy Martin across the 1930 and 1940 US Censuses in Columbiana-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 7-person household.
Age 41
b. ~1899
Female
Head
Born: Virginia
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Columbiana-County, Ohio |
| Surname | Martin |
| Given Name | Lucy |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| 1935 Residence (City) | E. Liverpool |
| 1935 Residence (County) | Columbiana |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same House |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | E Liverpool |
| Est. Birth Year | ~1899 |
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 Lucy | Age | Birth yr |
|---|---|---|---|---|
| Lucy Martin | Head | — | 41 | ~1899 |
| Alice Martin | Daughter | — | 7 | ~1933 |
| Aubolona Martin | Son | — | 27 | ~1913 |
| Isaac Martin | Son | — | 19 | ~1921 |
| Joseph Martin | Son | — | 13 | ~1927 |
| James Martin | Son | — | 24 | ~1916 |
| Mary Martin | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Columbiana, Ohio
Other, age 31
Columbiana, Ohio · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lucy |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 23 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Columbiana-County, Ohio
Head, age 41
Columbiana-County, Ohio · implied b. ~1899 — 7 household members
| Surname | Martin |
| Given Name | Lucy |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| 1935 Residence (City) | E. Liverpool |
| 1935 Residence (County) | Columbiana |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same House |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Lucy Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lucy Martin
Head · 1940 · age 41 · b. ~1899 · 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 — Columbiana-County, Ohio
Open full size
1940 US Federal Census — Columbiana-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03043-00615)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clara Hoyer | 35 | Wife | — | Ohio |
| 2 | Mary Hoyer | 6 | Daughter | — | Ohio |
| 3 | Martha Hoyer | 4 | Daughter | — | Ohio |
| 4 | Chalmer Kinley | 37 | Head | Foreman | Ohio |
| 5 | Ella Kinley | 80 | Mother | — | Penna |
| 6 | Dan Roseberry | 59 | Head | Caster | W. Virginia |
| 7 | Catherine Roseberry | 50 | Wife | Color Room | Ohio |
| 8 | Hershel Wingett | 35 | Head | Crane Man | Ohio |
| 9 | Goldie Wingett | 28 | Wife | Decorator | W. Virginia |
| 10 | Elroy Wingett | 25 | Brother | — | Ohio |
| 11 | Gertrude Holland | 40 | Head | Laundress | Virginia |
| 12 | Eugene Holland | 46 | Brother | — | Virginia |
| 13 | Jemima Holland | 34 | Sister | Laundress | Virginia |
| 14 | Alma Myers | 29 | Head | — | Ohio |
| 15 | Bessie Donkin | 72 | Lodger | — | New Jersey |
| 16 | Lucy Martin THIS PERSON | 41 | Head | — | Virginia |
| 17 | Aubolona Martin | 27 | Son | Truck Driver | Virginia |
| 18 | James Martin | 24 | Son | Elevator | Virginia |
| 19 | Isaac Martin | 19 | Son | — | W. Virginia |
| 20 | Joseph Martin | 13 | Son | — | Ohio |
| 21 | Mary Martin | 10 | Daughter | — | Ohio |
| 22 | Alice Martin | 7 | Daughter | — | Ohio |
| 23 | Wilbert Moore | 32 | Head | Instructor | Ohio |
| 24 | Ruth Moore | 30 | Wife | — | Ohio |
| 25 | Eleanor Moore | 4 | Daughter | — | Ohio |
| 26 | Nancy Moore | 1 | Daughter | — | Ohio |
| 27 | Ira Garwood | 61 | Head | Automobile Body Work | Ohio |
| 28 | Carrie Garwood | 62 | Wife | — | England |
| 29 | Mans Crawford | 43 | Head | Decorator | Ohio |
| 30 | Helen Dobbs | 35 | Head | Ware Dresser | Ohio |
| 31 | Joanne Dobbs | 8 | Daughter | — | Ohio |
| 32 | Samuel Chertoff | 31 | Head | Lawyer | Ohio |
| 33 | Ruth Chertoff | 27 | Wife | — | Penna |
| 34 | Myrna Chertoff | 5 | Daughter | — | Penna |
| 35 | Frank Allen | 29 | Head | Truck Driver | Ohio |
| 36 | Virginia Allen | 43 | Wife | — | Penna |
| 37 | Alline Allen | 13 | Daughter | — | Ohio |
| 38 | Albert Allen | 11 | Son | — | Ohio |
| 39 | Keith Allen | 8 | Son | — | Ohio |
| 40 | James Phillips | 61 | Head | Caster | England |
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)