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Mary Mchugh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Charles-County, Missouri
Our Model Tree links this Mary Mchugh across the 1920, 1930 and 1940 US Censuses in St.-Charles-County, Missouri (XGBoost, ~Confirmed) — first a head (b.~1857), then head of a 4-person household.
Age 83
b. ~1857
Female
Head
Born: Missouri
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Charles-County, Missouri |
| Surname | McHugh |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| 1935 Residence (City) | Cuivre Township |
| 1935 Residence (County) | St. Charles |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Cuivre Township |
| Est. Birth Year | ~1857 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Mchugh | Son | — | 42 | ~1898 |
| Anna Mchugh | Daughter | — | 44 | ~1896 |
| Mary Mchugh | Head | — | 83 | ~1857 |
| James Mchugh | Son | — | 47 | ~1893 |
Census Appearances
1920
St Charles, …
Spouse, age 61
St Charles, Missouri · implied b. ~1859 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McHugh |
| Given Name | Mary Ann |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Charles, …
Other, age 73
St Charles, Missouri · implied b. ~1857 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McHugh |
| Given Name | Mary |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 73 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Charles-County, Missouri
Head, age 83
St.-Charles-County, Missouri · implied b. ~1857 — 4 household members
| Surname | McHugh |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| 1935 Residence (City) | Cuivre Township |
| 1935 Residence (County) | St. Charles |
| Industry | 0 |
| Highest Grade | No 3 |
| 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 Mary Mchugh 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 Mchugh
Head · 1940 · age 83 · b. ~1857 · Missouri
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Charles-County, Missouri
Open full size
1940 US Federal Census — St.-Charles-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02145-00114)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernadine A. Menne | 24 | Wife | — | Missouri |
| 2 | William N. Menne | 43 | Head | Farmer | Missouri |
| 3 | Bernice Menne | 36 | Wife | — | Missouri |
| 4 | Patricia M. Menne | 12 | Daughter | — | Missouri |
| 5 | Martin F. Menne | 11 | Son | — | Missouri |
| 6 | Mary E. Menne | 9 | Daughter | — | Missouri |
| 7 | Robert P. Menne | 8 | Son | — | Missouri |
| 8 | Jane J. Menne | 6 | Daughter | — | Missouri |
| 9 | Bernard W. Menne | 4 | Son | — | Missouri |
| 10 | Virginia Menne | 0 | Daughter | — | Missouri |
| 11 | Thomas J. Lawson | 30 | Head | Laborer | Missouri |
| 12 | Mildred Lawson | 24 | Wife | — | Illinois |
| 13 | Orval F. Lawson | 8 | Son | — | Missouri |
| 14 | Donald J. Lawson | 3 | Son | — | Missouri |
| 15 | Leona M. Lawson | 1 | Daughter | — | Missouri |
| 16 | David C. Fetch | 42 | Head | Chief Clerk | Missouri |
| 17 | Vernon B. Fetch | 14 | Son | — | Missouri |
| 18 | Theodore Boehmer | 66 | Head | Farmer | Missouri |
| 19 | Bernard S. Fetch | 33 | Head | Farm Laborer | Missouri |
| 20 | Rose J. Fetch | 35 | Wife | — | Missouri |
| 21 | Richard J. Fetch | 2 | Son | — | Missouri |
| 22 | Emanuel G. Roettger | 54 | Head | Farmer | Missouri |
| 23 | Leona F. Roettger | 54 | Wife | — | Missouri |
| 24 | Eugene F. Roettger | 21 | Son | Farm Laborer | Missouri |
| 25 | Alphonse A. Sachs | 43 | Head | Farmer | Missouri |
| 26 | Celia J. Sachs | 46 | Wife | — | Missouri |
| 27 | Vernon A. Sachs | 17 | Son | Farm Laborer | Missouri |
| 28 | Lloyd M. Sachs | 10 | Son | — | Missouri |
| 29 | Lawrence L. Little | 39 | Head | Farmer | Missouri |
| 30 | Mary J. Little | 59 | Sister | — | Missouri |
| 31 | Margaret E. Little | 55 | Sister | — | Missouri |
| 32 | Mary Mchugh THIS PERSON | 83 | Head | — | Missouri |
| 33 | James R. Mchugh | 47 | Son | Farmer | Missouri |
| 34 | Anna R. Mchugh | 44 | Daughter | — | Missouri |
| 35 | John P. Mchugh | 42 | Son | Farmer | Missouri |
| 36 | Alvina M. Peters | 79 | Head | — | Missouri |
| 37 | Katherine E. Peters | 49 | Daughter | — | Missouri |
| 38 | Edward W. Peters | 35 | Son | Farmer | Missouri |
| 39 | Leo J. Reine | 36 | Head | Farmer | Missouri |
| 40 | Frances J. Reine | 34 | 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)