RS
Ruth Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Ruth Sullivan across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Sullivan |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Nurse's aid |
| Industry | Hospital |
| Class of Worker | PW |
| Income (1939) | 312 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Nurse'S Aid |
| Township / Ward | Cincinnati |
| Est. Birth Year | ~1919 |
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 Ruth | Age | Birth yr |
|---|---|---|---|---|
| Rosina Sullivan | Spouse | — | 54 | ~1886 |
| Carl Sullivan | Son | — | 25 | ~1915 |
| Robert Sullivan | Son | — | 17 | ~1923 |
| Ruth Sullivan | Daughter | — | 21 | ~1919 |
| Charles Sullivan | Head | — | 59 | ~1881 |
Census Appearances
1920
Hamilton, Ohio
Daughter, age 1
Hamilton, Ohio · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Daughter, age 11
Hamilton, Ohio · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Daughter, age 21
Hamilton-County, Ohio · implied b. ~1919 — 5 household members
| Surname | Sullivan |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Occupation | Nurse's aid |
| Industry | Hospital |
| Class of Worker | PW |
| Income (1939) | 312 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| 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 Ruth Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Sullivan (~0.92 confidence) and father Charles Sullivan (~0.92 confidence) and father Charles Sullivan (~0.92 confidence) and mother Rosina Sullivan (~0.92 confidence) and mother Rosina Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Sullivan
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Charles Sullivan
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Charles Sullivan
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Rosina Sullivan
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Rosina Sullivan
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Sullivan
Daughter · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Robert Sullivan
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Sullivan
Sibling · 1940 · age 25
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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03190-00594)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William B Walton | 55 | Head | House Painter | Ohio |
| 42 | James T Walton | 62 | Brother | — | Ohio |
| 43 | Charles Sullivan | 59 | Head | Laborer | Ohio |
| 44 | Rosina B Sullivan | 54 | Wife | — | Kentucky |
| 45 | Carl Sullivan | 25 | Son | Orderly | Ohio |
| 46 | Ruth Sullivan THIS PERSON | 21 | Daughter | Nurse'S Aid | Ohio |
| 47 | Robert Sullivan | 17 | Son | — | Ohio |
| 48 | John Pettijohn | 28 | Head | Laborer | Georgia |
| 49 | Margie B Pettijohn | 24 | Wife | — | S Carolina |
| 50 | John, Jr Pettijohn | 9 | Son | — | Ohio |
| 51 | Roy, Wm Pettijohn | 7 | Son | — | Ohio |
| 52 | Wilbur, James Pettijohn | 5 | Son | — | Ohio |
| 53 | Rosalie Pettijohn | 3 | Daughter | — | Ohio |
| 54 | James Mills | 38 | Head | Laborer | N Carolina |
| 55 | Elizabeth B Mills | 26 | Wife | — | Ohio |
| 56 | Thomas B Stanford | 21 | Head | Laborer | Ohio |
| 57 | Ada Stanford | 41 | Mother | — | Georgia |
| 58 | Mabel Stanford | 19 | Sister | Maid | Ohio |
| 59 | Leonard Stanford | 16 | Brother | — | Ohio |
| 60 | Sonia Stanford | 5 | Niece | — | Ohio |
| 61 | Nathan Robinson | 38 | Head | Street Sweeper | Georgia |
| 62 | Mary P B Robinson | 35 | Wife | — | Georgia |
| 63 | Charles Zigler | 59 | Head | Janitor | N Carolina |
| 64 | Mamie B Zigler | 40 | Wife | General Housework | Kentucky |
| 65 | Clifford, G. Zigler | 12 | Son | — | Kentucky |
| 66 | Clara B Keil | 51 | Head | — | Ohio |
| 67 | Louise Keil | 49 | Sister | — | Ohio |
| 68 | Mary Lou B Franklin | 43 | Head | Seamstress | Georgia |
| 69 | Charles C. Franklin | 19 | Son | New Worker | Georgia |
| 70 | Gamble, Bessy Franklin | 15 | Niece | — | Georgia |
| 71 | Max Lesher | 52 | Head | Hod Carrier | Germany |
| 72 | Lula B Lesher | 53 | Wife | — | Georgia |
| 73 | Carl Gilletrap | 21 | Son | Laborer | Georgia |
| 74 | Fanny Kelley | 20 | Niece | New Worker | Georgia |
| 75 | Elva Maybanks | 16 | Granddaughter | — | Ohio |
| 76 | Thelma B Mills | 24 | Head | — | Kentucky |
| 77 | Charles Mills | 27 | Husband | Sign Painter | N Carolina |
| 78 | Samuel Bell | 39 | Head | Contractor-Brick | Georgia |
| 79 | Bessie B Bell | 50 | Wife | — | Georgia |
| 80 | John H. Powell | 48 | Head | Mover | Tennessee |
Pedigree Summary
Ruth + 2 siblings
Gen 1 · 5 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)