MH
Martha Hall — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Indiana
Our Model Tree links this Martha Hall across the 1930 and 1940 US Censuses in Knox-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 13-person household.
Age 45
b. ~1895
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Indiana |
| Surname | Hall |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Vincennes Township |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Hours Worked | 45 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Vincennes Township |
| Est. Birth Year | ~1895 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Helen Hall | Daughter | — | 20 | ~1920 |
| Violet Hall | Daughter | — | 15 | ~1925 |
| Elsie Hall | Daughter | — | 4 | ~1936 |
| Edith Brand | Daughter | — | 24 | ~1916 |
| Noah Hall | Head | — | 60 | ~1880 |
| Lethel Gillmore | Other | — | 33 | ~1907 |
| Hazel Brand | Other | — | 2 | ~1938 |
| Henry Hall | Son | — | 13 | ~1927 |
| Harold Hall | Son | — | 1 | ~1939 |
| Francis Hall | Son | — | 9 | ~1931 |
| Noah Hall | Son | — | 17 | ~1923 |
| Leo Hall | Son | — | 26 | ~1914 |
| Martha Hall | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Knox, Indiana
Spouse, age 35
Knox, Indiana · implied b. ~1895 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hall |
| Given Name | Martha A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 16 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Knox-County, Indiana
Spouse, age 45
Knox-County, Indiana · implied b. ~1895 — 13 household members
| Surname | Hall |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Vincennes Township |
| 1935 Residence (County) | Knox |
| Hours Worked | 45 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Martha Hall across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Hall
Spouse · 1940 · age 45 · b. ~1895 · Indiana
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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 — Knox-County, Indiana
Open full size
1940 US Federal Census — Knox-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01061-00477)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Black | 36 | Head | Laborer | Indiana |
| 2 | Susan D Black | 30 | Wife | — | Indiana |
| 3 | Charles Edgar Black | 13 | Son | — | Indiana |
| 4 | James Henry Black | 5 | Son | — | Indiana |
| 5 | William Randall Black | 3 | Son | — | Indiana |
| 6 | Donald Ray Black | 1 | Son | — | Indiana |
| 7 | Charley Stewart | 59 | Head | Laborer | Indiana |
| 8 | Ida D Stewart | 58 | Wife | — | Indiana |
| 9 | Nells Stewart | 25 | Son | Laborer | Indiana |
| 10 | Noah D Hall | 60 | Head | Laborer | Indiana |
| 11 | Martha Hall THIS PERSON | 45 | Wife | — | Illinois |
| 12 | Leo Hall | 26 | Son | Laborer | Indiana |
| 13 | Edith Brand | 24 | Daughter | — | Indiana |
| 14 | Helen Hall | 20 | Daughter | Servant | Indiana |
| 15 | Noah Jr. Hall | 17 | Son | Laborer | Indiana |
| 16 | Violet Hall | 15 | Daughter | — | Indiana |
| 17 | Henry Hall | 13 | Son | — | Indiana |
| 18 | Francis Hall | 9 | Son | — | Indiana |
| 19 | Elsie Hall | 4 | Daughter | — | Indiana |
| 20 | Harold V Hall | 1 | Son | — | Indiana |
| 21 | Hazel Brand | 2 | Granddaughter | — | Indiana |
| 22 | Lethel Gillmore | 33 | Lodger | Laborer | Indiana |
| 23 | Keith D Emmons | 21 | Head | Laborer | Indiana |
| 24 | Pauline Emmons | 20 | Wife | — | Indiana |
| 25 | Otis Raney | 32 | Head | Laborer | Indiana |
| 26 | Amanda D Raney | 27 | Wife | — | Illinois |
| 27 | May Elizabeth Raney | 9 | Daughter | — | Indiana |
| 28 | Betty Ruth Raney | 7 | Daughter | — | Indiana |
| 29 | Billie Raney | 5 | Son | — | Indiana |
| 30 | Wendell Ray Raney | 3 | Son | — | Indiana |
| 31 | Clarence Willis | 50 | Head | Laborer | Indiana |
| 32 | Ethel D Willis | 39 | Wife | — | Indiana |
| 33 | Mildred Willis | 17 | Daughter | — | Indiana |
| 34 | Zelma Willis | 16 | Daughter | — | Indiana |
| 35 | Ina May Willis | 14 | Daughter | — | Indiana |
| 36 | Nina Lee Willis | 10 | Daughter | — | Indiana |
| 37 | Marcia Lee Willis | 5 | Daughter | — | Indiana |
| 38 | Inez Willis | 2 | Daughter | — | Indiana |
| 39 | Jimmy Shotz | 2 | Son | — | Indiana |
| 40 | Extra Lee Shotz | 1 | Daughter | — | Indiana |
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)