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Mary Mccabe — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Webster-County, Iowa
Our Model Tree links this Mary Mccabe across the 1930 and 1940 US Censuses in Webster-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 9-person household.
Age 10
b. ~1930
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Webster-County, Iowa |
| Surname | McCabe |
| Given Name | Mary Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Jackson Twp |
| 1935 Residence (County) | Webster |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Jackson Twp |
| Est. Birth Year | ~1930 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Raymond Mccabe | Son | — | 18 | ~1922 |
| Leo Mccabe | Son | — | 26 | ~1914 |
| Lawrence Mccabe | Son | — | 20 | ~1920 |
| Mary Mccabe | Spouse | — | 53 | ~1887 |
| William Mccabe | Head | — | 59 | ~1881 |
| Mary Mccabe | Daughter | — | 10 | ~1930 |
| Emmett Mccabe | Son | — | 22 | ~1918 |
| Maurice Mccabe | Son | — | 16 | ~1924 |
| Eileen Mccabe | Daughter | — | 24 | ~1916 |
Census Appearances
1930
Webster, Iowa
Daughter, age 1
Webster, Iowa · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCabe |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Webster-County, Iowa
Daughter, age 10
Webster-County, Iowa · implied b. ~1930 — 9 household members
| Surname | McCabe |
| Given Name | Mary Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Jackson Twp |
| 1935 Residence (County) | Webster |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Mccabe across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mccabe
Daughter · 1940 · age 10 · b. ~1930 · Iowa
★ You are viewing this record
Sibling
Eileen Mccabe
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Mccabe
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Mccabe
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Mccabe
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Mccabe
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emmett Mccabe
Sibling · 1940 · age 22
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 — Webster-County, Iowa
Open full size
1940 US Federal Census — Webster-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01212-00345)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H. Mccabe | 59 | Head | Farming | Iowa |
| 2 | Mary Mccabe | 53 | Wife | — | Iowa |
| 3 | Leo Mccabe | 26 | Son | Farming | Iowa |
| 4 | Eileen Mccabe | 24 | Daughter | Teaching | Iowa |
| 5 | Emmett Mccabe | 22 | Son | Farming | Iowa |
| 6 | Lawrence Mccabe | 20 | Son | Farming | Iowa |
| 7 | Raymond Mccabe | 18 | Son | Farming | Iowa |
| 8 | Maurice Mccabe | 16 | Son | Farming | Iowa |
| 9 | Mary Margaret Mccabe THIS PERSON | 10 | Daughter | — | Iowa |
| 10 | Walter D. Nave | 31 | Head | Farming | Iowa |
| 11 | Leona Nave | 24 | Wife | — | Iowa |
| 12 | Ruth Marie Nave | 4 | Daughter | — | Iowa |
| 13 | Donald Lee Nave | 2 | Son | — | Iowa |
| 14 | Carl William James | 49 | Head | Ditch Digger | Missouri |
| 15 | Adra D. James | 44 | Wife | — | Illinois |
| 16 | Marion James | 12 | Son | — | Iowa |
| 17 | Dale James | 5 | Son | — | Iowa |
| 18 | Mary James | 4 | Daughter | — | Iowa |
| 19 | Matthew Clabaugh | 19 | Stepson | — | Iowa |
| 20 | William Nelson | 30 | Head | Laborer | Iowa |
| 21 | Viola D. Nelson | 27 | Wife | — | Iowa |
| 22 | Delores Nelson | 6 | Son | — | Iowa |
| 23 | Raymond Nelson | 5 | Son | — | Iowa |
| 24 | Ardella Nelson | 3 | Daughter | — | Iowa |
| 25 | William D. Foord | 61 | Head | Farming | Iowa |
| 26 | Mary Foord | 56 | Wife | — | Iowa |
| 27 | Kenneth Foord | 24 | Son | Farming | Iowa |
| 28 | Mark Foord | 20 | Son | Farming | Iowa |
| 29 | Maurice Foord | 16 | Son | Laborer | Iowa |
| 30 | E. J. Lawler | 59 | Head | Farming | Iowa |
| 31 | Marie Lawler | 49 | Wife | — | Iowa |
| 32 | Herbert Lawler | 22 | Son | Farming | Iowa |
| 33 | Edwin Lawler | 19 | Son | Farming | Iowa |
| 34 | Irene Lawler | 16 | Daughter | — | Iowa |
| 35 | Emmett Lawler | 12 | Son | — | Iowa |
| 36 | Alice Collins | 75 | Sister-in-law | — | Illinois |
| 37 | David Jr. Lawler | 24 | Head | Farming | Iowa |
| 38 | Mary Lawler | 40 | Daughter | — | Iowa |
| 39 | James Lawler | 5 | Son | Farming | Iowa |
| 40 | David Lawler | 29 | Son | Farming | Iowa |
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)