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John Mccormick — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Nebraska
Our Model Tree links this John Mccormick across the 1920, 1930 and 1940 US Censuses in Douglas-County, Nebraska (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Nebraska |
| Surname | McCormick |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha City |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | Meter Reader |
| Industry | Electrical Firm |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Meter Reader |
| Township / Ward | Omaha City |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Thomas Mccormick | Head | — | 46 | ~1894 |
| Katherine Mccormick | Other | — | 79 | ~1861 |
| William Mccormick | Son | — | 18 | ~1922 |
| John Mccormick | Son | — | 23 | ~1917 |
| Edna Mccormick | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Douglas, Nebraska
Son, age 2
Douglas, Nebraska · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Nebraska |
| Occupation | none |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Douglas, Nebraska
Son, age 13
Douglas, Nebraska · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Nebraska |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Douglas-County, Nebraska
Son, age 23
Douglas-County, Nebraska · implied b. ~1917 — 5 household members
| Surname | McCormick |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha City |
| 1935 Residence (County) | Douglas |
| Occupation | Meter Reader |
| Industry | Electrical Firm |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 John Mccormick across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Mccormick (~0.92 confidence) and father Thomas Mccormick (~0.92 confidence) and mother Edna Mccormick (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Mccormick
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Thomas Mccormick
b. ~1898
Source father
● Household
· direct · ~0.92
Mother
Edna Mccormick
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Mccormick
Son · 1940 · age 23 · b. ~1917 · Nebraska
★ You are viewing this record
Sibling
William Mccormick
Sibling · 1940 · age 18
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 — Douglas-County, Nebraska
Open full size
1940 US Federal Census — Douglas-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02270-00185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry J Cain | 91 | Head | — | Pennsylvania |
| 2 | Della R Cain | 56 | Daughter | — | Iowa |
| 3 | Henry A Cain | 54 | Son | Clerical | Iowa |
| 4 | Marie Conners | 30 | Niece | Secretary | Iowa |
| 5 | Florence Powers | 26 | Lodger | Stenographer | Iowa |
| 6 | Frances Patton | 21 | Lodger | Clerk | Nebraska |
| 7 | Thomas Mccormick | 46 | Head | Engine Oiler | Pennsylvania |
| 8 | Edna Mccormick | 41 | Wife | — | Nebraska |
| 9 | John Mccormick THIS PERSON | 23 | Son | Meter Reader | Nebraska |
| 10 | William Mccormick | 18 | Son | Clerk | Nebraska |
| 11 | Katherine Mccormick | 79 | Mother | — | Ireland |
| 12 | Lawrence Nash | 34 | Head | Station Attendant | Iowa |
| 13 | Ann Nash | 21 | Wife | — | Iowa |
| 14 | Donald Nash | 2 | Son | — | Iowa |
| 15 | Patricia Nash | 1 | Daughter | — | Nebraska |
| 16 | Edward Monahan | 29 | Brother-in-law | Salesman | Iowa |
| 17 | Jay M Mckittrick | 38 | Head | Collector | Ohio |
| 18 | Ada A Mckittrick | 39 | Wife | — | Illinois |
| 19 | Edith M Petersen | 22 | Daughter | Clerk | Ohio |
| 20 | John L Burrows | 4 | Grandson | Care Taker | Georgia |
| 21 | Helen Burrows | 42 | Housekeeper | Housekeeper | Nebraska |
| 22 | Eugene Casper | 21 | Head | Painter | Nebraska |
| 23 | Marie Casper | 19 | Wife | Teacher | Iowa |
| 24 | Hazel Treglia | 37 | Head | Housekeeper | Iowa |
| 25 | Jean Treglia | 17 | Daughter | — | Nebraska |
| 26 | Joseph Treglia | 15 | Son | Usher | Nebraska |
| 27 | Melville Taylor | 41 | Head | Auditor | Nebraska |
| 28 | Jeanette Taylor | 41 | Wife | Demonstrator | Nebraska |
| 29 | Margaret Taylor | 15 | Daughter | — | Nebraska |
| 30 | Richard Taylor | 14 | Son | — | Nebraska |
| 31 | Catherine Gillespie | 45 | Head | — | Ireland |
| 32 | Patrick James Gillespie | 7 | Son | — | Nebraska |
| 33 | Stephen J Maher | 70 | Lodger | — | Nebraska |
| 34 | James H Freeman | 52 | Head | Vice President | Iowa |
| 35 | Annette Freeman | 52 | Wife | — | Iowa |
| 36 | John Freeman | 19 | Son | — | Iowa |
| 37 | Michael Mcnulty | 43 | Head | Engineer | Nebraska |
| 38 | Gertrude Mcnulty | 43 | Wife | — | Nebraska |
| 39 | Mary Clara Mcnulty | 17 | Daughter | — | Nebraska |
| 40 | Joseph Mcnulty | 15 | Son | — | Nebraska |
Pedigree Summary
John + 1 sibling
Gen 1 · 3 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)