RL
Ruth Lewis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Hamilton, Ohio
Our Model Tree links this Ruth Lewis across the 1910, 1920 and 1930 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed), with identified parents Ida & Ida — first a daughter (b.~1909), then head of a 4-person household.
Age 21
b. ~1909
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hamilton, Ohio |
| Surname | Lewis |
| Given Name | Ruth E |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | bookkeeper |
| Industry | Wigcraft Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Bookkeeper |
| Township / Ward | Cincinnati City |
| 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 1930 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Alice Lewis | Daughter | — | 17 | ~1913 |
| Ruth Lewis | Daughter | — | 21 | ~1909 |
| Mary Lewis | Daughter | — | 30 | ~1900 |
| Ida Lewis | Head | — | 57 | ~1873 |
Census Appearances
1910
Hamilton, Ohio
Daughter, age 1
Hamilton, Ohio · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Hamilton, Ohio
Daughter, age 11
Hamilton, Ohio · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Daughter, age 21
Hamilton, Ohio · implied b. ~1909 — 4 household members
| Surname | Lewis |
| Given Name | Ruth E |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Occupation | bookkeeper |
| Industry | Wigcraft Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Lewis across 3 US Census years (1910, 1920 and 1930) in Hamilton, Ohio, using XGBoost record linkage. Identified parents: mother Ida Lewis (~0.92 confidence) and mother Ida Lewis (~0.92 confidence) and mother Ida Lewis (~0.92 confidence) and father Nathaniel Lewis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ida Lewis
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Ida Lewis
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Ida Lewis
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Nathaniel Lewis
b. ~1873
Source father
● Household
· direct · ~0.92
This person
Anchor record
Ruth Lewis
Daughter · 1930 · age 21 · b. ~1909 · Ohio
★ You are viewing this record
Sibling
Alice Lewis
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lewis
Sibling · 1930 · age 30
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
1930 US Federal Census — Hamilton, Ohio
Open full size
1930 US Federal Census — Hamilton, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1806:0207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ida Lewis | 57 | Head | — | Ohio |
| 2 | Mary Lewis | 30 | daughter | — | Indiana |
| 3 | Ruth E Lewis THIS PERSON | 21 | daughter | Bookkeeper | Ohio |
| 4 | Alice Lewis | 17 | daughter | Stenographer | Ohio |
| 5 | Fred J Noell | 65 | Head | Stenographer | Ohio |
| 6 | Clara T Noell | 49 | wife-H | Painter | Ohio |
| 7 | William J Gassman | 44 | Head | — | Ohio |
| 8 | Ottelia Gassman | 56 | wife-H | Carpenter | Ohio |
| 9 | George Noell | 63 | brother-in-law | — | Ohio |
| 10 | William E Hibner | 46 | Head | — | Indiana |
| 11 | Carrie Hibner | 42 | wife-H | Foreman | Ohio |
| 12 | Richard L Hibner | 6 | son | — | Ohio |
| 13 | Mary J Hibner | 4 | daughter | — | Ohio |
| 14 | Peter Staffen | 60 | Head | — | Alsace Lorraine |
| 15 | Mary J Staffen | 47 | wife-H | Tailor | France |
| 16 | Blanche Staffen | 22 | daughter | — | Alsace Lorraine |
| 17 | Ira Wilson | 47 | Head | Assembler | Kentucky |
| 18 | Bertha L Wilson | 50 | wife-H | Baker | Ohio |
| 19 | Roy Wilson | 22 | son | — | Ohio |
| 20 | Mabel A Wilson | 18 | daughter | Plumber Apprentice | Ohio |
| 21 | Stephen J Henry | 48 | Head | — | New York |
| 22 | Delma E Henry | 43 | wife-H | Agent | Missouri |
| 23 | Velma V Henry | 20 | daughter | — | Ohio |
| 24 | Elliot S Henry | 13 | son | Stenographer | Ohio |
| 25 | Edward J Gazzolo | 31 | Head | — | Ohio |
| 26 | Margaret Gazzolo | 30 | wife-H | Compositor | Kentucky |
| 27 | Douglas D King | 28 | Head | None | Tennessee |
| 28 | Annie L King | 26 | wife-H | Straightener | Tennessee |
| 29 | Douglas Jr King | 3 | son | — | Tennessee |
| 30 | Carrie Meyers | 42 | Head-H | — | Ohio |
| 31 | Oscar A Christy | 47 | Head | Pressman | Ohio |
| 32 | Katheryn I Christy | 45 | wife-H | Utility Woman | Ohio |
| 33 | Mary J Christy | 17 | daughter | — | Ohio |
| 34 | William C Christy | 6 | son | — | Ohio |
| 35 | Eleanor Obermeyer | 45 | Head-H | — | Ohio |
| 36 | Russell J Obermeyer | 11 | son | Domestic | Ohio |
| 37 | Edith E Becker | 46 | sister | — | Ohio |
| 38 | Mary A Becker | 73 | mother | Domestic | Kentucky |
| 39 | William Biehl | 37 | Head | — | Ohio |
| 40 | Norma E Biehl | 42 | wife-H | Molder | Ohio |
| 41 | Norma J Biehl | 11 | daughter | — | Ohio |
| 42 | Warren W Biehl | 5 | son | — | Ohio |
| 43 | Robert E Biehl | 5 | son | — | Ohio |
| 44 | Glenn H Ireland | 56 | Head | — | Kentucky |
| 45 | Cora M Ireland | 42 | wife-H | Superintendent | Ohio |
| 46 | Earl Jr Harper | 13 | son | — | Ohio |
| 47 | Albert Conrady | 57 | Head | — | Ohio |
| 48 | Elizabeth Conrady | 57 | wife-H | Presser | Ohio |
| 49 | Ruth M Conrady | 17 | daughter | — | Ohio |
| 50 | Theodore W Hanekamp | 28 | Head | Loader | Ohio |
Pedigree Summary
Ruth + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)