JM
John Morgan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Morgan across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents George & Amy — first a son (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Morgan |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | copywriter |
| Industry | advertising |
| Class of Worker | PW |
| Hours Worked | 17 |
| Income (1939) | 450 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Copywriter |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1913 |
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 |
|---|---|---|---|---|
| Amy Morgan | Head | — | 60 | ~1880 |
| William Miller | Other | — | 44 | ~1896 |
| John Mac Keever | Other | — | 30 | ~1910 |
| James Bryant | Other | — | 32 | ~1908 |
| John Morgan | Son | — | 27 | ~1913 |
Census Appearances
1920
Cook, Illinois
Son, age 8
Cook, Illinois · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 18
Cook, Illinois · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 27
Cook-County, Illinois · implied b. ~1913 — 5 household members
| Surname | Morgan |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | copywriter |
| Industry | advertising |
| Class of Worker | PW |
| Hours Worked | 17 |
| Income (1939) | 450 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| 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 John Morgan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Morgan (~0.92 confidence) and mother Amy Morgan (~0.92 confidence) and mother Gertrude Morgan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Morgan
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Amy Morgan
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Gertrude Morgan
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Morgan
Son · 1940 · age 27 · b. ~1913 · 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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00935-00331)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruth Ingersoll | 34 | Wife | Secretary | Illinois |
| 42 | Henning Bood | 62 | Head | — | Sweden |
| 43 | Anna E. Bood | 59 | Wife | — | Sweden |
| 44 | Theresa Goldtray | 58 | Lodger | — | Illinois |
| 45 | Raymond Peppin | 38 | Head | Fireman | Illinois |
| 46 | Esther Peppin | 39 | Wife | — | Illinois |
| 47 | June Peppin | 18 | Daughter | New Worker | Illinois |
| 48 | Lois Peppin | 10 | Daughter | — | Illinois |
| 49 | La Verne Peppin | 8 | Daughter | — | Illinois |
| 50 | Edward C. Wrightman | 51 | Head | Physician | Illinois |
| 51 | Anna S. Wrightman | 53 | Wife | — | Illinois |
| 52 | Ruth M. Lib. | 19 | Daughter | — | Illinois |
| 53 | Ernst Vahrel | 73 | Head | — | Germany |
| 54 | Lina Vahrel | 63 | Wife | — | Germany |
| 55 | Delma Blodorn | 69 | Lodger | — | Germany |
| 56 | Robert Tescombe | 56 | Head | Mechanical Engineer | Wisconsin |
| 57 | Louise Tescombe | 52 | Wife | — | Missouri |
| 58 | Mabel Haight | 56 | Lodger | Practical Nursing | Missouri |
| 59 | John Gross | 37 | Head | Lithographer | Illinois |
| 60 | Theresa Gross | 34 | Wife | — | Illinois |
| 61 | Myra Hunter | 69 | Head | — | Pennsylvania |
| 62 | H. Gordon Hunter | 37 | Son | Accountant | Pennsylvania |
| 63 | Donald Hunter | 46 | Son | Chiropodist | Pennsylvania |
| 64 | Florence Hunter | 40 | Daughter-in-law | Saleslady | Minnesota |
| 65 | Milton Frederickson | 53 | Head | Machinist | Illinois |
| 66 | Amelia Frederickson | 77 | Mother | — | Sweden |
| 67 | — | None | — | — | — |
| 68 | Amy Morgan | 60 | Head | Teacher | Illinois |
| 69 | John E. Morgan THIS PERSON | 27 | Son | Copywriter | Illinois |
| 70 | William Miller | 44 | Lodger | Watchman | Illinois |
| 71 | James R. Bryant | 32 | Lodger | Milk Worker | Virginia |
| 72 | John F. Mac Keever | 30 | Lodger | Attendant | Kentucky |
| 73 | Abram Johnson | 76 | Head | — | New York |
| 74 | Anna Johnson | 78 | Wife | — | New Jersey |
| 75 | Larsen Johnson | 48 | Son | Night-Watchman | New York |
| 76 | Elizabeth Dunn | 43 | Head | Clerk-Sales | Michigan |
| 77 | Edith K. Johnson | 55 | Head | Cook | Sweden |
| 78 | Harris G. Johnson | 21 | Son | Clerical Work | Illinois |
| 79 | Eric G. Johnson | 24 | Son | Clerk | Illinois |
| 80 | Goodwin N. Roberts | 27 | Son-in-law | Salesman | Illinois |
Pedigree Summary
John
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)