MH
Margaret Hart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Iron-County, Missouri
Our Model Tree links this Margaret Hart across the 1930 and 1940 US Censuses in Iron-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 10-person household.
Age 16
b. ~1924
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Iron-County, Missouri |
| Surname | Hart |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Arcadia |
| 1935 Residence (County) | Iron |
| Additional Details | |
| Occupation | Laborer |
| Class of Worker | S |
| Hours Worked | 5 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Laborer |
| Township / Ward | Arcadia |
| Est. Birth Year | ~1924 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Leonard Hart | Son | — | 2 | ~1938 |
| Johnnie Hart | Son | — | 7 | ~1933 |
| Robert Hart | Son | — | ~1940 | |
| Anna Hart | Daughter | — | 3 | ~1937 |
| Edward Hart | Son | — | 12 | ~1928 |
| Joseph Hart | Son | — | 10 | ~1930 |
| Alvin Hart | Son | — | 5 | ~1935 |
| William Hart | Son | — | 13 | ~1927 |
| Margaret Hart | Daughter | — | 16 | ~1924 |
| Lalie Hart | Head | — | 34 | ~1906 |
Census Appearances
1930
Iron, Missouri
Daughter, age 5
Iron, Missouri · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Iron-County, Missouri
Daughter, age 16
Iron-County, Missouri · implied b. ~1924 — 10 household members
| Surname | Hart |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Arcadia |
| 1935 Residence (County) | Iron |
| Occupation | Laborer |
| Class of Worker | S |
| Hours Worked | 5 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| 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 Margaret Hart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Hart
Daughter · 1940 · age 16 · b. ~1924 · Missouri
★ You are viewing this record
Sibling
Robert Hart
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Hart
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Hart
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Hart
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hart
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Johnnie Hart
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Hart
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Hart
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Iron-County, Missouri
Open full size
1940 US Federal Census — Iron-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02113-00702)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clarence Whited | 26 | Head | Meat Cutter | Missouri |
| 42 | Mae Whited | 27 | Wife | — | Missouri |
| 43 | Ida Marie Whited | 10 | Daughter | — | Missouri |
| 44 | Ronald Lee Whited | 4 | Son | — | Missouri |
| 45 | Alfred D. Zalman | 30 | Head | Laborer | Missouri |
| 46 | Lulu Zalman | 33 | Wife | — | Missouri |
| 47 | John E. Williamson | 36 | Head | Contractor, Bldg | Arkansas |
| 48 | Myrtle Williamson | 26 | Wife | — | Missouri |
| 49 | George David Williamson | 9 | Son | — | Missouri |
| 50 | Edith Irene Williamson | 7 | Daughter | — | Missouri |
| 51 | Nelda Jean Williamson | 5 | Daughter | — | Missouri |
| 52 | Paul Wesley Williamson | 2 | Son | — | Missouri |
| 53 | Wm Rucere | 62 | Head | Laborer | Missouri |
| 54 | Nancy Rucere | 44 | Wife | — | Missouri |
| 55 | Bob Rucere | 24 | Son | Laborer | Missouri |
| 56 | George Rucere | 21 | Son | Laborer | Missouri |
| 57 | Glen Rucere | 19 | Son | Laborer | Missouri |
| 58 | Willard Rucere | 14 | Son | Laborer | Missouri |
| 59 | Edith Helen Rucere | 5 | Daughter | — | Missouri |
| 60 | Lalie Hart | 34 | Head | Laborer | Missouri |
| 61 | Margaret Hart THIS PERSON | 16 | Daughter | Laborer | Missouri |
| 62 | William Hart | 13 | Son | Laborer | Missouri |
| 63 | Edward Hart | 12 | Son | — | Missouri |
| 64 | Joseph Hart | 10 | Son | — | Missouri |
| 65 | Johnnie Hart | 7 | Son | — | Missouri |
| 66 | Alvin Hart | 5 | Son | — | Missouri |
| 67 | Anna Hart | 3 | Daughter | — | Missouri |
| 68 | Leonard Hart | 2 | Son | — | Missouri |
| 69 | Robert Hart | 0 | Son | — | Missouri |
| 70 | Myrtle Haggard | 19 | Head | Laborer | Missouri |
| 71 | Eulah Haggard | 0 | Daughter | — | Missouri |
| 72 | G. A. Buckley | 72 | Head | Building Contractor | Missouri |
| 73 | Jennie Buckley | 66 | Wife | — | Missouri |
| 74 | Frances Buckley | 32 | Daughter | Nursing | Missouri |
| 75 | David Sutton | 4 | Grandson | — | Missouri |
| 76 | Joel D. Palmer | 37 | Head | Furnace & Stove Repairer | Missouri |
| 77 | Bessie Palmer | 25 | Wife | — | Missouri |
| 78 | Mayme Palmer | 55 | Mother | — | Missouri |
| 79 | Harry D. Young | 25 | Head | Laborer | Missouri |
| 80 | Bessie Young | 20 | Wife | — | Missouri |
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)