RK
Ruby King — 1930 US Census Record
Model Tree available1930 United States Federal Census · Montgomery, Illinois
Our Model Tree links this Ruby King across the 1920, 1930 and 1940 US Censuses in Montgomery, Illinois (XGBoost, ~Confirmed), with identified parents Oscar & Lena — first a daughter (b.~1915), then head of a 4-person household.
Age 15
b. ~1915
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Illinois |
| Surname | King |
| Given Name | Ruby W |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Irving Township |
| Est. Birth Year | ~1915 |
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 Ruby | Age | Birth yr |
|---|---|---|---|---|
| Lena King | Spouse | — | 61 | ~1869 |
| Ruby King | Daughter | — | 15 | ~1915 |
| Blanche King | Daughter | — | 34 | ~1896 |
| Oscar King | Head | — | 63 | ~1867 |
Census Appearances
1920
Montgomery, Illinois
Other, age 4
Montgomery, Illinois · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Ruby W. |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Montgomery, Illinois
Daughter, age 15
Montgomery, Illinois · implied b. ~1915 — 4 household members
| Surname | King |
| Given Name | Ruby W |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Montgomery-County, Illinois
Spouse, age 26
Montgomery-County, Illinois · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Rosalla |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Butler Grove Twp. |
| 1935 Residence (County) | Montgomery |
| Highest Grade | No |
| 1935 Residence | Same place |
| 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 Ruby King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Oscar King (~0.92 confidence) and mother Lena King (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Oscar King
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Lena King
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruby King
Daughter · 1930 · age 15 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Blanche King
Sibling · 1930 · age 34
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 — Montgomery, Illinois
Open full size
1930 US Federal Census — Montgomery, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel545:0157)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Vincent P | 12 | Son | None | Illinois |
| 52 | Pearl Elva B | 9 | Daughter | None | Illinois |
| 53 | Walter M Robinson | 40 | Head | Farmer | Kentucky |
| 54 | Mary M Robinson | 38 | Wife | None | Illinois |
| 55 | Cecil Robinson | 17 | Son | Laborer | Illinois |
| 56 | Lady C Robinson | 17 | Son | Laborer | Illinois |
| 57 | Herbert M Robinson | 14 | Son | None | Illinois |
| 58 | Jessie M Robinson | 10 | Son | None | Illinois |
| 59 | Robert L Robinson | 3 | Son | None | Illinois |
| 60 | John C Walker | 59 | Head | Farmer | Illinois |
| 61 | Lora A Walker | 58 | Wife | None | New Hampshire |
| 62 | Jake Ryan | 36 | Head | Painter | Illinois |
| 63 | Leola Ryan | 36 | Wife | None | Illinois |
| 64 | Cora Ryan | 7 | Daughter | None | Illinois |
| 65 | Robert Ryan | 6 | Son | None | Illinois |
| 66 | Mildred Ryan | 4 | Daughter | None | Illinois |
| 67 | Patricia C Ryan | 0 | Daughter | None | Illinois |
| 68 | Orefel S Nusler | 22 | R | Laborer | Illinois |
| 69 | Emerta M Nusler | 22 | Wife | None | Illinois |
| 70 | Frank Lookat | 54 | O | Farmer | Czechoslovakia |
| 71 | Agnes Lookat | 57 | Wife | None | Czechoslovakia |
| 72 | Harry Lookat | 18 | Son | Laborer | Illinois |
| 73 | Frank Lookat | 14 | Son | None | Illinois |
| 74 | William F Lammert | 63 | Head | Farmer | Kansas |
| 75 | Florence Lammert | 63 | Wife | None | Illinois |
| 76 | Paul H Downs | 37 | Head | Farmer | Illinois |
| 77 | Estelle Downs | 35 | Wife | None | Illinois |
| 78 | Alex Mc Wence | 76 | Head | Laborer | Illinois |
| 79 | Stella G Wence | 56 | Wife | None | Illinois |
| 80 | Leila L Wence | 17 | Daughter | None | Illinois |
| 81 | Cecil C Wence | 15 | Son | None | Illinois |
| 82 | Curtis Force | 62 | Head | Laborer | Illinois |
| 83 | Mary J Force | 62 | Wife | None | Illinois |
| 84 | Archie Sansone | 71 | Head | Farmer | Kentucky |
| 85 | Charley Sansone | 24 | Son | Laborer | Illinois |
| 86 | Oscar J King | 63 | Head | Farmer | Illinois |
| 87 | Lena S King | 61 | Wife | None | Illinois |
| 88 | Blanche C King | 34 | Daughter | Teacher | Illinois |
| 89 | Ruby W King THIS PERSON | 15 | Daughter | None | Illinois |
| 90 | Thomas Turner | 43 | Head | Farmer | England |
| 91 | Anna V Turner | 43 | Wife | None | Scotland |
| 92 | James Clelland | 48 | Head | Miner | Scotland|Scotland |
| 93 | Elizabeth Clelland | 49 | Wife | None | Wales |
| 94 | Bessie Clelland | 20 | Daughter | None | Illinois |
| 95 | Fred H Clelland | 23 | Son | Laborer | Illinois |
| 96 | Bert A Clelland | 15 | Son | Laborer | Illinois |
| 97 | Margaret J Clelland | 13 | Daughter | None | Illinois |
| 98 | Madge Clelland | 7 | Daughter | None | Illinois |
| 99 | James Jr Clelland | 5 | Son | None | Illinois |
| 100 | Fred M Pruitt | 31 | Head | Miner | Illinois |
Pedigree Summary
Ruby + 1 sibling
Gen 1 · 2 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)