WM
William Mccormick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Crawford-County, Wisconsin
Our Model Tree links this William Mccormick across the 1930 and 1940 US Censuses in Crawford-County, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 11-person household.
Age 14
b. ~1926
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Crawford-County, Wisconsin |
| Surname | McCormick |
| Given Name | William B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Clayton Township |
| 1935 Residence (County) | Crawford |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Clayton Township |
| Est. Birth Year | ~1926 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Michael Mccormick | Son | — | 16 | ~1924 |
| John Mccormick | Son | — | 12 | ~1928 |
| William Mccormick | Son | — | 14 | ~1926 |
| Anastasia Mccormick | Daughter | — | 10 | ~1930 |
| Mary Mccormick | Daughter | — | 18 | ~1922 |
| Walter Mccormick | Son | — | 8 | ~1932 |
| Will Mccormick | Head | — | 56 | ~1884 |
| Helen Mccormick | Daughter | — | 17 | ~1923 |
| Mary Mccormick | Spouse | — | 47 | ~1893 |
| Paul Mccormick | Son | — | 6 | ~1934 |
| Wilfreda Mccormick | Daughter | — | 4 | ~1936 |
Census Appearances
1930
Crawford, Wisconsin
Other, age 4
Crawford, Wisconsin · implied b. ~1926 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Cormick |
| Given Name | William B. |
| Relationship to Head | Grand Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Crawford-County, Wisconsin
Son, age 14
Crawford-County, Wisconsin · implied b. ~1926 — 11 household members
| Surname | McCormick |
| Given Name | William B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Clayton Township |
| 1935 Residence (County) | Crawford |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 William Mccormick across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mccormick
Son · 1940 · age 14 · b. ~1926 · Wisconsin
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Sibling
Mary Mccormick
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mccormick
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anastasia Mccormick
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Mccormick
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilfreda Mccormick
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Mccormick
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mccormick
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Mccormick
Sibling · 1940 · age 16
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 — Crawford-County, Wisconsin
Open full size
1940 US Federal Census — Crawford-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04467-00042)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charlie F Abrams | 45 | Head | Farmer | Wisconsin |
| 42 | Madge Abrams | 44 | Wife | — | Wisconsin |
| 43 | Laurel G Abrams | 29 | Son | Typing, Filing | Wisconsin |
| 44 | Donald S Hunbeck | 16 | Step-son | — | Wisconsin |
| 45 | Robert J Hunbeck | 15 | Step-son | — | Wisconsin |
| 46 | Edward D Murphy | 43 | Head | Farmer | Wisconsin |
| 47 | Madge R Murphy | 38 | Wife | — | Wisconsin |
| 48 | W Laurence Murphy | 20 | Son | Laborer | Wisconsin |
| 49 | Mike H Mckinley | 41 | Head | Farmer | Wisconsin |
| 50 | Grace M Mckinley | 40 | Wife | — | Wisconsin |
| 51 | Francis B Mckinley | 11 | Son | — | Wisconsin |
| 52 | Patrick J Mckinley | 8 | Son | — | Wisconsin |
| 53 | Lawrence Mckinley | 4 | Son | — | Wisconsin |
| 54 | Ruth Ann Mckinley | 3 | Daughter | — | Wisconsin |
| 55 | Will Mccormick | 56 | Head | Farmer | Wisconsin |
| 56 | Mary F Mccormick | 47 | Wife | — | Wisconsin |
| 57 | Mary B Mccormick | 18 | Daughter | — | Wisconsin |
| 58 | Helen E Mccormick | 17 | Daughter | — | Wisconsin |
| 59 | Michael J Mccormick | 16 | Son | — | Wisconsin |
| 60 | William B Mccormick THIS PERSON | 14 | Son | — | Wisconsin |
| 61 | John C Mccormick | 12 | Son | — | Wisconsin |
| 62 | Anastasia Mccormick | 10 | Daughter | — | Wisconsin |
| 63 | Walter Mccormick | 8 | Son | — | Wisconsin |
| 64 | Paul Mccormick | 6 | Son | — | Wisconsin |
| 65 | Wilfreda Mccormick | 4 | Daughter | — | Wisconsin |
| 66 | Mary A Cummings | 72 | Head | — | Wisconsin |
| 67 | Catherine Cummings | 41 | Daughter | Teacher | Wisconsin |
| 68 | Ray Streeter | 27 | Head | Cheese Maker | Wisconsin |
| 69 | Julia E Streeter | 25 | Wife | — | Wisconsin |
| 70 | Patricia M Streeter | 2 | Daughter | — | Wisconsin |
| 71 | Robert R Streeter | 1 | Son | — | Wisconsin |
| 72 | Joseph M Mccormick | 35 | Head | Farmer | Wisconsin |
| 73 | Mary G Mccormick | 35 | Wife | — | Wisconsin |
| 74 | Peter J Mccormick | 10 | Son | — | Wisconsin |
| 75 | Ann N Mccormick | 9 | Daughter | — | Wisconsin |
| 76 | Dorothy B Mccormick | 8 | Daughter | — | Wisconsin |
| 77 | Jerome E Mccormick | 5 | Son | — | Wisconsin |
| 78 | Donald L Mccormick | 4 | Son | — | Wisconsin |
| 79 | Patrick J Mccormick | 12 | Son | — | Wisconsin |
| 80 | Bernard Radloff | 31 | Hired hand | Laborer | Wisconsin |
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)