RJ
Ronald Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bannock-County, Idaho
Our Model Tree links this Ronald Johnson across the 1930 and 1940 US Censuses in Bannock-County, Idaho (XGBoost, ~Confirmed) — first a head (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Male
Head
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bannock-County, Idaho |
| Surname | Johnson |
| Given Name | Ronald D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Pocatello City |
| 1935 Residence (County) | Bannock |
| Additional Details | |
| Occupation | Brakeman |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1847 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Brakeman |
| Township / Ward | Pocatello City |
| Est. Birth Year | ~1911 |
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 Ronald | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Johnson | Daughter | — | 5 | ~1935 |
| Mildred Johnson | Spouse | — | 23 | ~1917 |
| Paula Johnson | Daughter | — | 4 | ~1936 |
| Joan Johnson | Daughter | — | 8 | ~1932 |
| Ronald Johnson | Head | — | 29 | ~1911 |
Census Appearances
1930
Bannock, Idaho
Son, age 19
Bannock, Idaho · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ronald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Bannock-County, Idaho
Head, age 29
Bannock-County, Idaho · implied b. ~1911 — 5 household members
| Surname | Johnson |
| Given Name | Ronald D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Pocatello City |
| 1935 Residence (County) | Bannock |
| Occupation | Brakeman |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1847 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Ronald Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ronald Johnson
Head · 1940 · age 29 · b. ~1911 · Idaho
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bannock-County, Idaho
Open full size
1940 US Federal Census — Bannock-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00737-00158)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ronald D. Johnson THIS PERSON | 29 | Head | Brakeman | Utah |
| 2 | Mildred Johnson | 23 | Wife | — | Utah |
| 3 | Joan A. Johnson | 8 | Daughter | — | Idaho |
| 4 | Kathryn M. Johnson | 5 | Daughter | — | Idaho |
| 5 | Paula L. Johnson | 4 | Daughter | — | Idaho |
| 6 | Arthur F. Welch | 37 | Head | Bartender | Washington |
| 7 | Lucille Welch | 30 | Wife | — | Idaho |
| 8 | James Welch | 10 | Son | — | Idaho |
| 9 | Allen Welch | 6 | Son | — | Idaho |
| 10 | Anna H. Lente | 56 | Head | Private Nurse | Iowa |
| 11 | Ernest Mann | 32 | Son-in-law | Salesman | Idaho |
| 12 | Catherine Mann | 30 | Daughter | — | Utah |
| 13 | Agush Harris | 67 | Head | Janitor | Greece |
| 14 | Anna Harris | 55 | Wife | — | Greece |
| 15 | Christ G. Harris | 23 | Son | Shoe Rebuilder | Idaho |
| 16 | Stella Harris | 21 | Daughter | 24 | Idaho |
| 17 | Nick Harris | 33 | Son | Credit Clerk | Greece |
| 18 | Edith Marie Harris | 22 | Daughter-in-law | — | Idaho |
| 19 | Martha Stevens | 37 | Daughter | Proprietor | Greece |
| 20 | Elsie Stevens | 17 | Granddaughter | Cashier | Idaho |
| 21 | Nicky Stevens | 14 | Grandson | — | Idaho |
| 22 | Constance D. Stevens | 12 | Granddaughter | — | Idaho |
| 23 | Thomas Cavanaugh | 62 | Head | Proprietor | Iowa |
| 24 | Romine Cavanaugh | 56 | Wife | — | Florida |
| 25 | Margaret Cavanaugh | 24 | Daughter | Bookkeeper | Idaho |
| 26 | Ray Cavanaugh | 17 | Son | — | Idaho |
| 27 | Harry H. Dinger | 73 | Head | — | Utah |
| 28 | Elizabeth Dinger | 73 | Wife | — | England |
| 29 | Clay L. Hill | 28 | Head | Office Manager | Idaho |
| 30 | Sarah J. Hill | 26 | Wife | — | Idaho |
| 31 | Vickie L. Hill | 2 | Daughter | — | Idaho |
| 32 | Larry J. Hill | 1 | Son | — | Idaho |
| 33 | Mildred Krashead | 42 | Head | Lodging House Keeper | Idaho |
| 34 | Nola Krashead | 17 | Daughter | — | Idaho |
| 35 | Leeland C. Coffin | 18 | Nephew | — | Idaho |
| 36 | Winona E. Nawe | 19 | Lodger | Stenographer | Wyoming |
| 37 | Dean D. Watt | 22 | Lodger | Truck Driver | Utah |
| 38 | Claude H. Staufer | 22 | Lodger | Salesman'S Clerk | Utah |
| 39 | Junior B. Craven | 21 | Lodger | Radiator Clerk | Idaho |
| 40 | Charles F. Feuerstein | 20 | Lodger | Salesman | Idaho |
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)