RJ
Ruth Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lake-County, Ohio
Our Model Tree links this Ruth Johnson across the 1920, 1930 and 1940 US Censuses in Lake-County, Ohio (XGBoost, ~Confirmed), with identified parents John & Anna — first a daughter (b.~1910), then head of a 6-person household.
Age 30
b. ~1910
Female
Daughter
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lake-County, Ohio |
| Surname | Johnson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Willoughby Township |
| 1935 Residence (County) | Lake |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Willoughby Township |
| Est. Birth Year | ~1910 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Johnson | Daughter | — | 30 | ~1910 |
| John Gaw | Head | — | 51 | ~1889 |
| Patricia Mcallister | Other | — | 7 | ~1933 |
| Cecil Johnson | Other | — | 27 | ~1913 |
| John Mcallister | Other | — | 5 | ~1935 |
| Anna Gaw | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Lake, Ohio
Daughter, age 9
Lake, Ohio · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| 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
Lake, Ohio
Daughter, age 19
Lake, Ohio · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Telephone |
| Industry | Exchange |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Lake-County, Ohio
Daughter, age 30
Lake-County, Ohio · implied b. ~1910 — 6 household members
| Surname | Johnson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Willoughby Township |
| 1935 Residence (County) | Lake |
| Income (1939) | 0 |
| Highest Grade | H-3 |
| 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 Ruth Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Gaw (~0.92 confidence) and mother Anna Gaw (~0.92 confidence) and father Charles Johnson (~0.92 confidence) and father Charles Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Gaw
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Anna Gaw
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
Charles Johnson
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Charles Johnson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Johnson
Daughter · 1940 · age 30 · b. ~1910 · 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 — Lake-County, Ohio
Open full size
1940 US Federal Census — Lake-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03095-00670)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stefan Farago | 41 | Head | Metal Polisher | Czechoslovakia |
| 42 | Rose Farago | 37 | Wife | — | Czechoslovakia |
| 43 | John Kovac | 42 | Lodger | Metal Polisher | Czechoslovakia |
| 44 | Ralph Hood | 52 | Head | Salesman | Ohio |
| 45 | Martin Leberer | 35 | Son-in-law | Truck Driver | Germany |
| 46 | Wyoldine Leberer | 31 | Daughter | — | Ohio |
| 47 | Ralph Leberer | 9 | Grandson | — | Ohio |
| 48 | George Leberer | 7 | Grandson | — | Ohio |
| 49 | Wyoldine Leberer | 5 | Granddaughter | — | Ohio |
| 50 | August Solomon | 46 | Head | Proprietor - Barber | Brazil |
| 51 | Marion Solomon | 35 | Wife | Up-Holstering Seamstress | New York |
| 52 | John (At) Solomon | 14 | Son | — | New York |
| 53 | Anthony Solomon | 16 | Son | — | New York |
| 54 | Olga Solomon | 14 | Daughter | — | New York |
| 55 | Ralph Carter | 35 | Head | Carpenter | Ohio |
| 56 | Lillian Carter | 36 | Wife | Bookkeeper | Ohio |
| 57 | Howard Pelton | 60 | Head | Proprietor - Gasoline Station | Missouri |
| 58 | Margaret Pelton | 38 | Wife | — | Ohio |
| 59 | John Gaw | 51 | Head | Teamster | Ohio |
| 60 | Anna Gaw | 57 | Wife | — | Ohio |
| 61 | Cecil Johnson | 27 | Son-in-law | Assembly - Parts | Ohio |
| 62 | Ruth Johnson THIS PERSON | 30 | Daughter | — | Ohio |
| 63 | Patricia Mcallister | 7 | Granddaughter | — | California |
| 64 | John Mcallister | 5 | Grandson | — | Ohio |
| 65 | Albert Kostiak | 45 | Head | Metal Polisher | Czechoslovakia |
| 66 | Mary Kostiak | 43 | Wife | — | Czechoslovakia |
| 67 | Frank Kostiak | 21 | Son | Salvage Repair Worker | Ohio |
| 68 | Agnes Kostiak | 19 | Daughter | — | Ohio |
| 69 | Mary Kostiak | 17 | Daughter | — | Ohio |
| 70 | Joseph Kostiak | 15 | Son | — | Ohio |
| 71 | Albert Kostiak | 9 | Son | — | Ohio |
| 72 | Mildred Kostiak | 7 | Daughter | — | Ohio |
| 73 | George Call | 49 | Head | Laborer | Ohio |
| 74 | Ada Call | 48 | Wife | — | Ohio |
| 75 | Melvin Call | 21 | Son | Mason'S Helper | Ohio |
| 76 | Francis Call | 19 | Son | Cutter - Inner Tubes | Ohio |
| 77 | Ralph Call | 17 | Son | — | Ohio |
| 78 | Jasper Klos | 50 | Head | Metal Polisher | Czechoslovakia |
| 79 | Anna Klos | 45 | Wife | — | Czechoslovakia |
| 80 | Anthony Klos | 21 | Son | Salesman | Ohio |
Pedigree Summary
Ruth
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)