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Mary Hart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Howell-County, Missouri
Our Model Tree links this Mary Hart across the 1920, 1930 and 1940 US Censuses in Howell-County, Missouri (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 8-person household.
Age 45
b. ~1895
Female
Spouse
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Howell-County, Missouri |
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Sisson Township |
| 1935 Residence (County) | Howell |
| Additional Details | |
| Industry | NP |
| Highest Grade | No 8 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Sisson 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mildred Hart | Daughter | — | 19 | ~1921 |
| Elizabeth Hart | Daughter | — | 6 | ~1934 |
| Nellie Hart | Daughter | — | 14 | ~1926 |
| Beatrice Hart | Daughter | — | 17 | ~1923 |
| Viola Hart | Daughter | — | 15 | ~1925 |
| Willard Hart | Head | — | 46 | ~1894 |
| Eugene Hart | Son | — | 9 | ~1931 |
| Mary Hart | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Howell, Missouri
Spouse, age 25
Howell, Missouri · implied b. ~1895 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Howell, Missouri
Other, age 35
Howell, Missouri · implied b. ~1895 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 25 |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Howell-County, Missouri
Spouse, age 45
Howell-County, Missouri · implied b. ~1895 — 8 household members
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Sisson Township |
| 1935 Residence (County) | Howell |
| Industry | NP |
| Highest Grade | No 8 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Hart 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 Hart
Spouse · 1940 · age 45 · b. ~1895 · Missouri
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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 — Howell-County, Missouri
Open full size
1940 US Federal Census — Howell-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02113-00453)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willard L. Hart | 46 | Head | Farmer | Missouri |
| 2 | Mary Hart THIS PERSON | 45 | Wife | — | Missouri |
| 3 | Mildred Hart | 19 | daughter | Helper | Missouri |
| 4 | Beatrice Hart | 17 | daughter | — | Missouri |
| 5 | Viola Hart | 15 | daughter | — | Missouri |
| 6 | Nellie Hart | 14 | daughter | — | Missouri |
| 7 | Eugene Hart | 9 | son | — | Missouri |
| 8 | Elizabeth Hart | 6 | daughter | — | Missouri |
| 9 | Price Crabtree | 31 | Head | Farm | Virginia |
| 10 | Frank Hall | 35 | Head | Farmer | Missouri |
| 11 | John Murray | 53 | Head | Farmer | Missouri |
| 12 | Mary Murray | 47 | wife | — | Missouri |
| 13 | George Murray | 26 | son | Labor | Missouri |
| 14 | Earl Murray | 20 | son | — | Missouri |
| 15 | Billie Murray | 18 | son | Laborer | Missouri |
| 16 | Irma Murray | 14 | daughter | — | Missouri |
| 17 | Alex Smith | 34 | Head | Farmer | Missouri |
| 18 | Flora Smith | 27 | wife | — | Missouri |
| 19 | Chester Smith | 26 | son | Mechanic | Missouri |
| 20 | Addie C. Hanshaw | 48 | Head | Farmer | Texas |
| 21 | Cora Hanshaw | 42 | wife | — | Oklahoma |
| 22 | Margaret Lou Hanshaw | 19 | daughter | Domestic | Oklahoma |
| 23 | Robert Wayne Hanshaw | 16 | son | Laborer | Oklahoma |
| 24 | Dorothy Jean Hanshaw | 14 | daughter | New Worker | Oklahoma |
| 25 | Florence Marie Hanshaw | 10 | daughter | — | Oklahoma |
| 26 | William Henry Hanshaw | 5 | son | — | Oklahoma |
| 27 | Ora Jennings | 34 | Head | Farmer | Illinois |
| 28 | Nona Jennings | 37 | wife | — | Kansas |
| 29 | Dorothy Jennings | 15 | daughter | — | Kansas |
| 30 | June Jennings | 13 | daughter | — | Kansas |
| 31 | Gerald Jennings | 10 | son | — | Kansas |
| 32 | Keith Jennings | 8 | son | — | Kansas |
| 33 | Clara Carter | 52 | Head | Farmer | Missouri |
| 34 | Alice Carter | 19 | wife | — | Missouri |
| 35 | Junior Carter | 12 | son | — | Missouri |
| 36 | Dick Carter | 11 | son | — | Missouri |
| 37 | Bettie Lou Carter | 9 | daughter | — | Missouri |
| 38 | Martha Sue Carter | 7 | daughter | — | Missouri |
| 39 | Ben J. Lampe | 48 | Head | Farmer | Illinois |
| 40 | Catherine Lampe | 40 | wife | — | 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)