RR
Robert Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Ohio
Our Model Tree links this Robert Ryan across the 1920, 1930 and 1940 US Censuses in Champaign-County, Ohio (XGBoost, ~Confirmed), with identified parents John & James — first a son (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Ohio |
| Surname | Ryan |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Urbana |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Occupation | Section man |
| Industry | N. Y. C. R. R. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 884 |
| Highest Grade | G-8 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Section Man |
| Township / Ward | Urbana |
| Est. Birth Year | ~1909 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| John Yeater | Other | — | 60 | ~1880 |
| Clara Ryan | Spouse | — | 47 | ~1893 |
| Robert Ryan | Son | — | 31 | ~1909 |
| James Ryan | Head | — | 60 | ~1880 |
Census Appearances
1920
Champaign, Ohio
Son, age 11
Champaign, Ohio · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Champaign, Ohio
Son, age 21
Champaign, Ohio · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Robert L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Age at First Marriage | 21 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Paper Hanger |
| Industry | General |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Champaign-County, Ohio
Son, age 31
Champaign-County, Ohio · implied b. ~1909 — 4 household members
| Surname | Ryan |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Urbana |
| 1935 Residence (County) | Champaign |
| Occupation | Section man |
| Industry | N. Y. C. R. R. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 884 |
| Highest Grade | G-8 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Robert Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Ryan (~0.92 confidence) and father James Ryan (~0.92 confidence) and mother Clara Ryan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Ryan
b. ~1866
Source father
● Household
· direct · ~0.92
Father
James Ryan
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Clara Ryan
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Ryan
Son · 1940 · age 31 · b. ~1909 · Ohio
★ 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 — Champaign-County, Ohio
Open full size
1940 US Federal Census — Champaign-County, Ohio
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03037-00537)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Suffolk Kelley | 58 | Head | Broom Maker | Ohio |
| 42 | Maude Kelley | 39 | Wife | — | Ohio |
| 43 | Maudie Kelley | 5 | Daughter | — | — |
| 44 | Theodore Kelley | 3 | Son | — | — |
| 45 | Gabriel Kelley | 2 | Daughter | — | — |
| 46 | Jean Kelley | 19 | Daughter | Salesman | Ohio |
| 47 | Mabel Kelley | 17 | Daughter | — | Ohio |
| 48 | Ruth Kelley | 13 | Daughter | — | Ohio |
| 49 | Harry Neer | 29 | Head | Laborer | Ohio |
| 50 | Hazel Neer | 26 | Wife | — | Ohio |
| 51 | Janet Neer | 4 | Daughter | — | — |
| 52 | Richard Neer | 1 | Son | — | — |
| 53 | Charles Mcconnell | 35 | Head | Sta. Steam Engineer | Pennsylvania |
| 54 | Lucille Mcconnell | 34 | Wife | — | Ohio |
| 55 | Charles Mcconnell | 8 | Son | — | Ohio |
| 56 | Robert Mcconnell | 5 | Son | — | Ohio |
| 57 | Vera Mcconnell | 4 | Daughter | — | Ohio |
| 58 | Bertha Wooddell | 54 | Mother | Housework | Pennsylvania |
| 59 | Lothar Wooddell | 21 | Cousin | Laborer | Ohio |
| 60 | Kenneth Wooddell | 23 | Cousin | Laborer | Ohio |
| 61 | James Ryan | 60 | Head | Teamster | Ohio |
| 62 | Clara Ryan | 47 | Wife | — | Ohio |
| 63 | Robert Ryan THIS PERSON | 31 | Son | Section Man | Ohio |
| 64 | John Yeater | 60 | Lodger | Truck Driver | Ohio |
| 65 | Lyle Horne | 49 | Head | Distributor | Ohio |
| 66 | Lucille Horne | 47 | Wife | — | Ohio |
| 67 | James Horne | 26 | Son | Farm Helper | Ohio |
| 68 | Paul Horne | 24 | Son | Milk Distributor | Ohio |
| 69 | Lloyd Horne | 21 | Son | — | Ohio |
| 70 | Marvin Mccarty | 34 | Head | Laborer | Ohio |
| 71 | Lucille Mccarty | 22 | Wife | — | Ohio |
| 72 | Edmund Mccarty | 0 | Son | — | — |
| 73 | C. P. Krueger | 60 | Head | Ferry Gardener | Germany |
| 74 | James Rose | 30 | Head | Beaterman | Ohio |
| 75 | Myrtle Rose | 33 | Wife | — | Ohio |
| 76 | Nancy Nell Rose | 11 | Daughter | — | Ohio |
| 77 | John Green | 13 | Step-son | — | Ohio |
| 78 | G. C. Rose | 55 | Father | — | Ohio |
Pedigree Summary
Robert
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)