MH
Mary Hartman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Livingston-County, Illinois
Our Model Tree links this Mary Hartman across the 1930 and 1940 US Censuses in Livingston-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 7-person household.
Age 46
b. ~1894
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Livingston-County, Illinois |
| Surname | Hartman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Fayette Twp |
| 1935 Residence (County) | Livingston |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Fayette Twp |
| Est. Birth Year | ~1894 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Hartman | Daughter | — | 16 | ~1924 |
| Lucille Hartman | Daughter | — | 22 | ~1918 |
| Ruth Hartman | Daughter | — | 18 | ~1922 |
| David Hartman | Head | — | 47 | ~1893 |
| Harvey Hartman | Son | — | 13 | ~1927 |
| Melvin Hartman | Son | — | 19 | ~1921 |
| Mary Hartman | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Livingston, Illinois
Other, age 36
Livingston, Illinois · implied b. ~1894 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Livingston-County, Illinois
Spouse, age 46
Livingston-County, Illinois · implied b. ~1894 — 7 household members
| Surname | Hartman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Fayette Twp |
| 1935 Residence (County) | Livingston |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Hartman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hartman
Spouse · 1940 · age 46 · b. ~1894 · Illinois
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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 — Livingston-County, Illinois
Open full size
1940 US Federal Census — Livingston-County, Illinois
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00837-00303)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Andrew Roehl | 51 | Head | Farmer | Illinois |
| 2 | Martha Roehl | 58 | Wife | — | Illinois |
| 5 | Virgil Roehl | 20 | Son | Farm Laborer | Illinois |
| 6 | Edith Roehl | 18 | Daughter | — | Illinois |
| 7 | Leroy Roehl | 16 | Son | Farm Laborer | Illinois |
| 8 | Vella Roehl | 14 | Daughter | — | Illinois |
| 9 | Eldora Roehl | 12 | Daughter | — | Illinois |
| 10 | Maurice Roehl | 5 | Son | — | Illinois |
| 11 | Silas Hartman | 50 | Head | Farmer | Illinois |
| 12 | Elizabeth Hartman | 48 | Wife | — | Illinois |
| 13 | Caroline Hartman | 19 | Daughter | — | Illinois |
| 14 | Vernon Hartman | 17 | Son | — | Illinois |
| 15 | Wayne Hartman | 16 | Son | — | Illinois |
| 16 | Warren Hartman | 16 | Son | — | Illinois |
| 17 | Arthur Hartman | 15 | Son | — | Illinois |
| 18 | Marjorie Hartman | 12 | Daughter | — | Illinois |
| 19 | Evelyn Hartman | 9 | Daughter | — | Illinois |
| 20 | Donald Hartman | 7 | Son | — | Illinois |
| 21 | Betty Ann Hartman | 3 | Daughter | — | Illinois |
| 22 | Emanuele Reiger | 47 | Head | Farmer | Illinois |
| 23 | Emma Reiger | 41 | Wife | — | Illinois |
| 24 | Leonard Reiger | 19 | Son | Farm Laborer | Illinois |
| 25 | David Hartman | 47 | Head | Farmer | Illinois |
| 26 | Mary Hartman THIS PERSON | 46 | Wife | — | Illinois |
| 27 | Lucille Hartman | 22 | Daughter | — | Illinois |
| 28 | Melvin Hartman | 19 | Son | Farm Laborer | Illinois |
| 29 | Ruth Hartman | 18 | Daughter | — | Illinois |
| 30 | Evelyn Hartman | 16 | Daughter | — | Illinois |
| 31 | Harvey Hartman | 13 | Son | — | Illinois |
| 32 | Roy Stein | 46 | Head | Farmer | Illinois |
| 33 | Elsie Stein | 47 | Wife | — | Illinois |
| 34 | Alice Stein | 21 | Daughter | — | Illinois |
| 35 | Roy J. Stein | 19 | Son | Farm Laborer | Illinois |
| 36 | Lafole Metz | 44 | Head | Farmer | Illinois |
| 37 | Amy Metz | 42 | Wife | — | Illinois |
| 38 | Elwayne Metz | 14 | Son | — | Illinois |
| 39 | Wilma Metz | 11 | Daughter | — | Illinois |
| 40 | Charles Metz | 8 | Son | — | Illinois |
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)