TM
Thomas Mccormick — 1940 US Census Record
Model Tree available1940 United States Federal Census · Yuma-County, Colorado
Our Model Tree links this Thomas Mccormick across the 1920, 1930 and 1940 US Censuses in Yuma-County, Colorado (XGBoost, ~Confirmed), with identified parents John & Minnie — first a head (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Yuma-County, Colorado |
| Surname | McCormick |
| Given Name | Thomas C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Weld City Precinct |
| 1935 Residence (County) | Yuma |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 8 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farmer |
| Township / Ward | Weld City Precinct |
| Est. Birth Year | ~1898 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Mccormick | Head | — | 42 | ~1898 |
| Harry Mccormick | Son | — | 2 | ~1938 |
| Norma Mccormick | Daughter | — | 15 | ~1925 |
| Henrietta Mccormick | Spouse | — | 36 | ~1904 |
| Lois Mccormick | Son | — | 14 | ~1926 |
| John Mccormick | Son | — | 8 | ~1932 |
Census Appearances
1920
Yuma, Colorado
Son, age 23
Yuma, Colorado · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Thomas L |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | farm labor |
| Industry | Working out |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Yuma, Colorado
Head, age 33
Yuma, Colorado · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 26 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Yuma-County, Colorado
Head, age 42
Yuma-County, Colorado · implied b. ~1898 — 6 household members
| Surname | McCormick |
| Given Name | Thomas C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Weld City Precinct |
| 1935 Residence (County) | Yuma |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 8 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Thomas Mccormick across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Mccormick (~0.92 confidence) and mother Minnie Mccormick (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Mccormick
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Minnie Mccormick
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Mccormick
Head · 1940 · age 42 · b. ~1898 · Colorado
★ 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 — Yuma-County, Colorado
Open full size
1940 US Federal Census — Yuma-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00483-00325)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edna H. Stormer | 6 | daughter | — | Colorado |
| 42 | Paul E. Stormer | 3 | son | — | Colorado |
| 43 | Thomas C. Mccormick THIS PERSON | 42 | Head | Farmer | Indiana |
| 44 | Henrietta C. Mccormick | 36 | wife | — | Illinois |
| 45 | Norma J. Mccormick | 15 | daughter | — | Colorado |
| 46 | Lois A. Mccormick | 14 | son | — | Colorado |
| 47 | John L. Mccormick | 8 | son | — | Colorado |
| 48 | Harry L. Mccormick | 2 | son | — | Colorado |
| 49 | Theodore O'Neal | 37 | Head | Farmer | Indiana |
| 50 | Grace L. O'Neal | 34 | wife | — | Nebraska |
| 51 | Betty E. O'Neal | 11 | daughter | — | Colorado |
| 52 | Dale L. O'Neal | 8 | son | — | Colorado |
| 53 | Jennie K. Oman | 27 | lodger | School Teacher | Nebraska |
| 54 | Edward L. Widoughman | 43 | Head | Farmer | Nebraska |
| 55 | H. Elgin Salvador | 39 | Head | Farmer | Iowa |
| 56 | Alice L. Salvador | 33 | wife | — | Colorado |
| 57 | Harry Jr. Salvador | 14 | son | — | Colorado |
| 58 | William P. Salvador | 13 | son | — | Colorado |
| 59 | Frank E. Salvador | 3 | son | — | Colorado |
| 60 | Edgar W. Crossland | 52 | Head | Farmer | Iowa |
| 61 | Elizabeth A. Crossland | 49 | wife | — | Colorado |
| 62 | Annabelle R. Crossland | 9 | daughter | — | Colorado |
| 63 | Vera L. Guernsey | 14 | niece | — | Colorado |
| 64 | Rosella M. Guernsey | 13 | niece | — | Colorado |
| 65 | William H. Barker | 46 | Head | Manager | Colorado |
| 66 | Myrtle P. Barker | 45 | wife | — | Iowa |
| 67 | Hubert W. Barker | 20 | son | Janitor'S Helper | Colorado |
| 68 | Billy W. Barker | 12 | son | — | Colorado |
| 69 | Bobby J. Barker | 9 | son | — | Colorado |
| 70 | Austin Redden | 23 | hired hand | Farm Laborer | Nebraska |
| 71 | Robert R. Luiss | 45 | Head | Farmer | Nebraska |
| 72 | Linda R. Luiss | 44 | wife | — | Iowa |
| 73 | Howard B. Luiss | 19 | son | Farm Laborer | Colorado |
| 74 | A. Ruth Luiss | 18 | daughter | — | Colorado |
| 75 | Kathryn R. Luiss | 16 | daughter | — | Colorado |
| 76 | Doris E. Luiss | 14 | daughter | — | Colorado |
| 77 | C. Louise Luiss | 9 | daughter | — | Colorado |
| 78 | D. Edward Luiss | 7 | son | — | Colorado |
| 79 | W. Earle Brown | 57 | Head | Teacher | Pennsylvania |
| 80 | Leah G. Brown | 42 | wife | Teacher | Kansas |
Pedigree Summary
Thomas
Gen 1 · 2 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)