TM
Thomas Morgan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Thomas Morgan across the 1920, 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed), with identified parents Thomas & Elvina — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Morgan |
| Given Name | Thomas C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rural Twp |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same home |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Rural Twp |
| Est. Birth Year | ~1901 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Morgan | Head | — | 39 | ~1901 |
| Eugene Morgan | Son | — | 15 | ~1925 |
| Duane Morgan | Son | — | 9 | ~1931 |
| Lillian Morgan | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Rock Island, …
Son, age 19
Rock Island, Illinois · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | Thomas C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Head, age 29
Rock Island, Illinois · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | Thomas L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | Minnesota |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Head, age 39
Rock-Island-County, Illinois · implied b. ~1901 — 4 household members
| Surname | Morgan |
| Given Name | Thomas C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rural Twp |
| 1935 Residence (County) | Rock Island |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same home |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Morgan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Morgan (~0.92 confidence) and mother Elvina Morgan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Morgan
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Elvina Morgan
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Morgan
Head · 1940 · age 39 · b. ~1901 · Illinois
★ 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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00877-00512)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carl G. Johnson | 55 | Head | Retired | Sweden |
| 42 | Augusta Johnson | 50 | Wife | — | Sweden |
| 43 | Fred G. Johnson | 21 | Son | Machinist | Illinois |
| 44 | Sarah Southms | 79 | Head | — | Illinois |
| 45 | Mckean Southms | 76 | Sister | — | Illinois |
| 46 | Margaret Southms | 69 | Sister | — | Illinois |
| 47 | Mary Ann Southms | 67 | Sister | — | Illinois |
| 48 | Oscar N. Johnson | 50 | Head | Farmer | Illinois |
| 49 | Edna T. Johnson | 48 | Wife | — | Illinois |
| 50 | Alice M. Johnson | 19 | Daughter | — | Illinois |
| 51 | Edna May Johnson | 15 | Daughter | — | Illinois |
| 52 | Lois Pauline Anderson | 12 | Niece | — | Illinois |
| 53 | Dale Ward | 18 | Servant | Laborer | Illinois |
| 54 | Charles E. Swanson | 76 | Head | Farmer | Sweden |
| 55 | Anna S. Swanson | 64 | Wife | — | Illinois |
| 56 | Russell A. Butler | 42 | Son-in-law | Draftsman | Illinois |
| 57 | Myrtle V. Butler | 40 | Daughter | — | Illinois |
| 58 | Clara S. Krach | 38 | Head | Manager | Illinois |
| 59 | Emmanuel Krach | 16 | Son | Laborer | Illinois |
| 60 | Ralph M. Krach | 10 | Son | — | Illinois |
| 61 | Samuel R. Krach | 6 | Son | — | Illinois |
| 62 | Thomas L. Krach | 4 | Son | — | Illinois |
| 63 | Robert H. Krach | 0 | Son | — | Illinois |
| 64 | Thomas C. Morgan THIS PERSON | 39 | Head | Farmer | Illinois |
| 65 | Lillian M. Morgan | 40 | Wife | — | Nebraska |
| 66 | Eugene P. Morgan | 15 | Son | — | Illinois |
| 67 | Duane T. Morgan | 9 | Son | — | Illinois |
| 68 | Edwin E. Lundell | 43 | Head | Laborer | Illinois |
| 69 | Elna M. Lundell | 40 | Wife | — | Illinois |
| 70 | Raymond S. Lundell | 20 | Son | Laborer | Illinois |
| 71 | Albin S. Aronson | 35 | Bro-in-law | — | Illinois |
| 72 | Donald W. Bohman | 24 | Head | Manager | Illinois |
| 73 | Aileen M. Bohman | 19 | Sister | — | Illinois |
| 74 | Mildred K. Bohman | 30 | Sister | — | Illinois |
| 75 | David G. Edmund | 26 | Head | Farmer | Illinois |
| 76 | Gladys M. Edmund | 21 | Wife | — | Illinois |
| 77 | Earl L. Dierolf | 43 | Head | Farmer | Illinois |
| 78 | Laura C. Dierolf | 37 | Wife | — | Illinois |
| 79 | Eleanor E. Dierolf | 13 | Daughter | — | Illinois |
| 80 | Helen A. Dierolf | 9 | Daughter | — | Illinois |
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)