WM
William Mccormick — 1940 US Census Record
Model Tree available1940 United States Federal Census · Richland-County, Ohio
Our Model Tree links this William Mccormick across the 1920, 1930 and 1940 US Censuses in Richland-County, Ohio (XGBoost, ~Confirmed), with identified parents Charles & William — first a head (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, Ohio |
| Surname | McCormick |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Madison Twp |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Occupation | sand blaster |
| Industry | foundry works |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 720 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Sand Blaster |
| Township / Ward | Madison Twp |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Albert Mccormick | Son | — | 1 | ~1939 |
| William Mccormick | Head | — | 29 | ~1911 |
| Virginia Mccormick | Daughter | — | 3 | ~1937 |
| Refused Snyder | Other | — | — | |
| Virginia Mccormick | Spouse | — | 26 | ~1914 |
| Isabelle Mccormick | Daughter | — | 5 | ~1935 |
Census Appearances
1920
Richland, Ohio
Son, age 9
Richland, Ohio · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | William R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Richland, Ohio
Son, age 19
Richland, Ohio · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | William S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Laborer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Richland-County, Ohio
Head, age 29
Richland-County, Ohio · implied b. ~1911 — 6 household members
| Surname | McCormick |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Madison Twp |
| 1935 Residence (County) | Richland |
| Occupation | sand blaster |
| Industry | foundry works |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 720 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Mccormick (~0.92 confidence) and father William Mccormick (~0.92 confidence) and mother Jennie Mccormick (~0.92 confidence) and mother Laura Mccormick (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Mccormick
b. ~1875
Source father
● Household
· direct · ~0.92
Father
William Mccormick
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Jennie Mccormick
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Laura Mccormick
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mccormick
Head · 1940 · age 29 · b. ~1911 · Ohio
★ 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 — Richland-County, Ohio
Open full size
1940 US Federal Census — Richland-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03136-00264)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rena A. Long | 59 | Head | — | Ohio |
| 2 | Thomas A. Long | 67 | Husband | — | Ohio |
| 3 | Clyde D. Long | 34 | Son | Truck Driver | Ohio |
| 4 | Margaret Long | 31 | Daughter-in-law | — | Ohio |
| 5 | Kenneth Long | 9 | Grandson | — | Ohio |
| 6 | Canton Long | 5 | Grandson | — | Ohio |
| 7 | D. R. Taylor | 60 | Head | Truck Driver | Ohio |
| 8 | Ella Taylor | 60 | Wife | — | Ohio |
| 9 | Robert L. Taylor | 24 | Son | Credit Man | Ohio |
| 10 | D. A. Yoha | 51 | Head | Field Supt. | Ohio |
| 11 | Rosemary Yoha | 45 | Wife | — | Ohio |
| 12 | F. R. Frost | 71 | Father-in-law | — | New York |
| 13 | Willis Huffman | 25 | Head | Labor | Ohio |
| 14 | Gladys Huffman | 20 | Wife | — | Ohio |
| 15 | Roger Huffman | 1 | Son | — | Ohio |
| 16 | Mary Wittmer | 70 | Head | — | Switzerland |
| 17 | Naomi Wittmer | 35 | Daughter | Housekeeper | Ohio |
| 18 | Stephen Johns | 3 | Grandson | — | Ohio |
| 19 | L. W. Reiter | 32 | Head | Ruffler | Ohio |
| 20 | Jenice Reiter | 29 | Wife | Collector | Kansas |
| 21 | Herbert R. Hilgeman | 29 | Head | Labor | Ohio |
| 22 | Mary Hilgeman | 26 | Wife | Labor | West Virginia |
| 23 | Norma Jean Hilgeman | 8 | Daughter | — | Ohio |
| 24 | Catherine Baxter | 89 | G-Grandmother | — | Ohio |
| 25 | William Mccormick THIS PERSON | 29 | Head | Sand Blaster | Ohio |
| 26 | Virginia Mccormick | 26 | Wife | — | Ohio |
| 27 | Isabelle Mccormick | 5 | Daughter | — | Ohio |
| 28 | Virginia Mccormick | 3 | Daughter | — | Ohio |
| 29 | Albert James Mccormick | 1 | Son | — | Ohio |
| 30 | Snyder | 5 | — | — | — |
| 31 | Refused Snyder | None | get information as to name & makeup from neighbor | — | — |
| 32 | — | None | — | — | — |
| 33 | Allen D. Weimer | 26 | Head | Labor | Ohio |
| 34 | Leona Weimer | 26 | Wife | — | Ohio |
| 35 | Gary Allen Weimer | 1 | Son | — | Ohio |
| 36 | Raymond V. Walker | 36 | Head | Labor | Ohio |
| 37 | Lucile Walker | 35 | Wife | — | Ohio |
| 38 | Clifford Walker | 13 | Son | — | Ohio |
| 39 | Donald Walker | 9 | Son | — | Ohio |
| 40 | Harper Price | 25 | Head | Tool & Die Maker | Ohio |
Pedigree Summary
William
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)