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Francis Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, Illinois
Our Model Tree links this Francis Ryan across the 1920, 1930 and 1940 US Censuses in Mercer-County, Illinois (XGBoost, ~Confirmed), with identified parents Oral & Oral — first a son (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, Illinois |
| Surname | Ryan |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Farmer |
| Industry | on Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Highest Grade | Hs 1 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Richland Grove Township |
| Est. Birth Year | ~1920 |
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 Francis | Age | Birth yr |
|---|---|---|---|---|
| Louisa Ryan | Spouse | — | 40 | ~1900 |
| Francis Ryan | Son | — | 20 | ~1920 |
| Roy Ryan | Son | — | 18 | ~1922 |
| Doris Ryan | Daughter | — | 13 | ~1927 |
| Oral Ryan | Head | — | 42 | ~1898 |
| Ruby Ryan | Daughter | — | 17 | ~1923 |
Census Appearances
1920
Abingdon, Illinois
Son, age
Abingdon, Illinois · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Knox, Illinois
Son, age 10
Knox, Illinois · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Francis A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mercer-County, Illinois
Son, age 20
Mercer-County, Illinois · implied b. ~1920 — 6 household members
| Surname | Ryan |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Knox |
| Occupation | Farmer |
| Industry | on Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Highest Grade | Hs 1 |
| 1935 Residence | Illinois |
| 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 Francis Ryan across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Oral Ryan (~0.92 confidence) and father Oral Ryan (~0.92 confidence) and mother Louisa Ryan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Oral Ryan
b. ~1897
Source father
● Household
· direct · ~0.92
Father
Oral Ryan
b. ~1898
Source father
● Household
· direct · ~0.92
Mother
Louisa Ryan
b. ~1901
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis Ryan
Son · 1940 · age 20 · b. ~1920 · Illinois
★ You are viewing this record
Sibling
Doris Ryan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Ryan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby Ryan
Sibling · 1940 · age 17
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 — Mercer-County, Illinois
Open full size
1940 US Federal Census — Mercer-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00858-00502)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl Carlson | 34 | Son | Farmer | Nebraska |
| 2 | Le Roy Carlson | 31 | Son | Garageman | Nebraska |
| 3 | Warren Carlson | 28 | Son | Farmer | Illinois |
| 4 | Raymond Carlson | 24 | Son | Farmer | Illinois |
| 5 | Wayne Carlson | 21 | Son | Trucker | Illinois |
| 6 | Glenn Peterson | 30 | Head | Farmer | Illinois |
| 7 | Ruth Peterson | 25 | Wife | — | Illinois |
| 8 | Melvin Johnson | 46 | Head | Farmer | Illinois |
| 9 | Dessie Johnson | 34 | Wife | — | Illinois |
| 10 | Sheldon Johnson | 13 | Son | — | Illinois |
| 11 | Shirley Johnson | 11 | Daughter | — | Illinois |
| 12 | Dwayne Johnson | 9 | Son | — | Illinois |
| 13 | Clelan Johnson | 6 | Son | — | Illinois |
| 14 | Lee Bell | 35 | Head | Farmer | Illinois |
| 15 | Nellie Bell | 31 | Wife | — | Illinois |
| 16 | Martha Bell | 11 | Daughter | — | Illinois |
| 17 | Grace Bell | 10 | Daughter | — | Illinois |
| 18 | Marilyn Bell | 3 | Daughter | — | Illinois |
| 19 | Arthur Holdman | 23 | Hired Hand | Farm Hand | Illinois |
| 20 | Oral Ryan | 42 | Head | Farmer | Illinois |
| 21 | Louisa Ryan | 40 | Wife | — | Illinois |
| 22 | Francis Ryan THIS PERSON | 20 | Son | Farmer | Illinois |
| 23 | Roy Ryan | 18 | Son | Farmer | Illinois |
| 24 | Ruby Ryan | 17 | Daughter | — | Illinois |
| 25 | Doris Ryan | 13 | Daughter | — | Illinois |
| 26 | George Whaley | 62 | Head | Farmer | Illinois |
| 27 | John Petrie | 65 | Head | Farmer | Illinois |
| 28 | Nellie Petrie | 58 | Wife | — | Illinois |
| 29 | Frances Petrie | 19 | Daughter | — | Illinois |
| 30 | Nellie Petrie | 14 | Daughter | — | Illinois |
| 31 | Clarence Barker | 29 | Head | General Labor | Tennessee |
| 32 | Viola Barker | 32 | Wife | — | Kentucky |
| 33 | Lurena Barker | 7 | Daughter | — | Missouri |
| 34 | Shirley Barker | 3 | Daughter | — | Missouri |
| 35 | Dortha Barker | 1 | Daughter | — | Illinois |
| 36 | Otelia Oakberg | 70 | Head | — | Illinois |
| 37 | Philip Samuels | 64 | Head | Farmer | Illinois |
| 38 | Mabel Samuels | 49 | Wife | — | Missouri |
| 39 | Eugene Oakberg | 22 | Head | Farmer | Illinois |
| 40 | Theodore Oakberg | 24 | Brother | Farmer | Illinois |
Pedigree Summary
Francis + 3 siblings
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)