RD
Ruth Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Clark, Ohio
Our Model Tree links this Ruth Davis across the 1910, 1920 and 1930 US Censuses in Clark, Ohio (XGBoost, ~Confirmed), with identified parents Elder & Elmer — first a daughter (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Clark, Ohio |
| Surname | Davis |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Assistant |
| Industry | Public Library |
| Class of Worker | 6649 W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Assistant |
| Township / Ward | Pike Township |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Davis | Daughter | — | 21 | ~1909 |
| Dorothy Davis | Daughter | — | 29 | ~1901 |
| Elder Davis | Head | — | 59 | ~1871 |
| Mamie Davis | Other | — | 57 | ~1873 |
| Edward Davis | Son | — | 17 | ~1913 |
Census Appearances
1910
Clark, Ohio
Daughter, age 1
Clark, Ohio · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| 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 | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Clark, Ohio
Daughter, age 11
Clark, Ohio · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| 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 | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Clark, Ohio
Daughter, age 21
Clark, Ohio · implied b. ~1909 — 5 household members
| Surname | Davis |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Assistant |
| Industry | Public Library |
| Class of Worker | 6649 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 Davis across 3 US Census years (1910, 1920 and 1930) in Clark, Ohio, using XGBoost record linkage. Identified parents: father Elder Davis (~0.92 confidence) and father Elmer Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence) and father Robert Davis (~0.92 confidence) and mother Phoebe Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Elder Davis
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Elmer Davis
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Robert Davis
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Phoebe Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Davis
Daughter · 1930 · age 21 · b. ~1909 · Ohio
★ You are viewing this record
Sibling
Dorothy Davis
Sibling · 1930 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Davis
Sibling · 1930 · 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
1930 US Federal Census — Clark, Ohio
Open full size
1930 US Federal Census — Clark, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1757:0719)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Freda Thackery | 23 | Wife-H | — | Ohio |
| 52 | Elwood Thackery | 32 | Head | Farmer | Ohio |
| 53 | Elva Thackery | 30 | Wife-H | — | Ohio |
| 54 | William Thackery | 12 | Son | — | Ohio |
| 55 | Leonard Thackery | 10 | Son | — | Ohio |
| 56 | Carl Thachura | 45 | Head | Farmer | Ohio |
| 57 | Bessie Thachura | 44 | Wife-H | — | Ohio |
| 58 | Abraham Maybury | 43 | Head | Farmer | Ohio |
| 59 | Eula Maybury | 50 | Wife-H | — | Ohio |
| 60 | Thelma F. Maybury | 17 | Daughter | — | Ohio |
| 61 | John A. Maybury | 12 | Son | — | Ohio |
| 62 | Robert C. Maybury | 10 | Son | — | Ohio |
| 63 | James F. Sherwood | 53 | Head | Laborer | Ohio |
| 64 | Almeda Sherwood | 49 | Wife-H | — | Ohio |
| 65 | Celia Sherwood | 24 | Daughter | Seamstress | Ohio |
| 66 | Walter Sherwood | 21 | Son | Laborer | Ohio |
| 67 | Emmett R. Sherwood | 17 | Son | Laborer | Ohio |
| 68 | Clarence Sherwood | 7 | Son | — | Ohio |
| 69 | Branson E. Sherwood | 50 | Brother | Laborer | Ohio |
| 70 | Marvin Barger | 25 | Head | Farmer | Ohio |
| 71 | Ruth Barger | 28 | Wife-H | — | Ohio |
| 72 | Hanna E. Ray | 63 | Head-H | — | Ohio |
| 73 | Mary Ray | 25 | Daughter | Seamstress | Ohio |
| 74 | Evelyn Ray | 19 | Daughter | Seamstress | Ohio |
| 75 | Edwin W. Foster | 64 | Head | Foreman | Ohio |
| 76 | Mary A. Foster | 71 | Wife-H | — | Ohio |
| 77 | Elmer Snapp | 48 | Boarder | Truck Driver | Ohio |
| 78 | Clarence Helfrich | 45 | Head | Mechanic | Ohio |
| 79 | Nellie Helfrich | 39 | Wife-H | — | Ohio |
| 80 | Emma Helfrich | 14 | Daughter | — | Ohio |
| 81 | Ida Helfrich | 12 | Daughter | — | Ohio |
| 82 | John Helfrich | 10 | Son | — | Ohio |
| 83 | Dona Helfrich | 3 | Daughter | — | Ohio |
| 84 | Myrtle Ray | 48 | Head-H | Seamstress | Ohio |
| 85 | Bennett Ray | 21 | Son | Laborer | Ohio |
| 86 | Helen Ray | 16 | Daughter | Seamstress | Ohio |
| 87 | Thomas Lane | 13 | Nephew | — | Ohio |
| 88 | Evan Davis | 46 | Head | Decorator | Ohio |
| 89 | Sarah E. Davis | 29 | Wife-H | — | Ohio |
| 90 | Robert E. Davis | 7 | Son | — | Ohio |
| 91 | Marjorie L. Davis | 5 | Daughter | — | Ohio |
| 92 | Elder Davis | 59 | Head | Assembler | Ohio |
| 93 | Mamie E. Davis | 57 | Wife-H | — | Ohio |
| 94 | Dorothy Davis | 29 | Daughter | Binder | Ohio |
| 95 | Ruth Davis THIS PERSON | 21 | Daughter | Assistant | Ohio |
| 96 | Edward E. Davis | 17 | Son | — | Ohio |
| 97 | Estella Deaton | 59 | Head-H | Seamstress | Ohio |
| 98 | Manly Sutton | 44 | Head | Janitor | Ohio |
| 99 | Laura Sutton | 40 | Wife-H | — | Ohio |
| 100 | Goldie Davis | 17 | Daughter | — | Ohio |
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 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)