MJ
Marvin Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Holt-County, Nebraska
Our Model Tree links this Marvin Johnson across the 1920, 1930 and 1940 US Censuses in Holt-County, Nebraska (XGBoost, ~Confirmed), with identified parents Addison & Luke — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Holt-County, Nebraska |
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Holt |
| Additional Details | |
| Occupation | Salesman |
| Industry | Gamble Store |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 980 |
| Highest Grade | Hs 4 |
| 1935 Residence | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Salesman |
| Township / Ward | Oneill City |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marvin | Age | Birth yr |
|---|---|---|---|---|
| Carole Johnson | Daughter | — | 12 | ~1928 |
| Marvin Johnson | Head | — | 30 | ~1910 |
| Irma Johnson | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Holt, Nebraska
Son, age 10
Holt, Nebraska · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Holt, Nebraska
Son, age 20
Holt, Nebraska · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marvin L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Holt-County, Nebraska
Head, age 30
Holt-County, Nebraska · implied b. ~1910 — 3 household members
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Holt |
| Occupation | Salesman |
| Industry | Gamble Store |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 980 |
| Highest Grade | Hs 4 |
| 1935 Residence | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Marvin Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Addison Hays (~0.92 confidence) and father Luke Johnson (~0.92 confidence) and mother Clara Johnson (~0.60 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.81
Father
Addison Hays
b. ~1861
Source father
● Household
· direct · ~0.92
Father
Luke Johnson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Clara Johnson
b. ~1899
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Marvin Johnson
Head · 1940 · age 30 · b. ~1910 · Nebraska
★ 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 — Holt-County, Nebraska
Open full size
1940 US Federal Census — Holt-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02250-00318)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marvin Johnson THIS PERSON | 30 | Head | Salesman | Nebraska |
| 2 | Irma Johnson | 29 | Wife | — | Nebraska |
| 3 | Carole Johnson | 12 | Daughter | — | Nebraska |
| 4 | Leon Sargent | 54 | Head | Laborer | Nebraska |
| 5 | Gertrude Sargent | 37 | Wife | — | Nebraska |
| 6 | Alice Darlene Sargent | 6 | Daughter | — | Nebraska |
| 7 | Lois Marie Sargent | 3 | Daughter | — | Nebraska |
| 8 | George Mccarthy | 34 | Head | Mail Carrier | Nebraska |
| 9 | Lillian Mccarthy | 32 | Wife | — | Nebraska |
| 10 | Beverly Jane Mccarthy | 12 | Daughter | — | Nebraska |
| 11 | Edward Mccarthy | 8 | Son | — | Nebraska |
| 12 | Barbara Jeanne Mccarthy | 3 | Daughter | — | Nebraska |
| 13 | Michael W. Mccarthy | 75 | Head | Office Work | New York |
| 14 | Ethel E. Mccarthy | 61 | Wife | — | Illinois |
| 15 | Kathryn L. Mccarthy | 36 | Daughter | Area Supervisor | Nebraska |
| 16 | Jeanne M. Mccarthy | 21 | Daughter | Book Keeper | Nebraska |
| 17 | John Donohue | 38 | Head | General Laborer | Nebraska |
| 18 | Marcella Donohue | 33 | Wife | — | Nebraska |
| 19 | James Donohue | 8 | Son | — | Nebraska |
| 20 | Donald Donohue | 7 | Son | — | Nebraska |
| 21 | Dorothy Donohue | 6 | Daughter | — | Nebraska |
| 22 | Wayne Donohue | 4 | Son | — | Nebraska |
| 23 | Karen Donohue | 3 | Daughter | — | Nebraska |
| 24 | Raymond Donohue | 2 | Son | — | Nebraska |
| 25 | Emery Stewart | 35 | Head | Laborer | Nebraska |
| 26 | Gladys Stewart | 38 | Wife | — | Iowa |
| 27 | Kenneth Stewart | 13 | Son | — | Nebraska |
| 28 | Iris June Stewart | 7 | Daughter | — | Nebraska |
| 29 | J. J. Ennis | 69 | Head | Repair Man | Indiana |
| 30 | Sarah E. Ennis | 63 | Wife | Old Folks | Wisconsin |
| 31 | Eveland Lucinda Ennis | 89 | Mother-in-law | Retired | Wisconsin |
| 32 | Margaret Mcmanus | 70 | Head | Retired | Ireland |
| 33 | Mary Mcmanus | 45 | Daughter | — | Nebraska |
| 34 | John Mcmanus | 43 | Son | — | Nebraska |
| 35 | Anna Mcmanus | 33 | Daughter | Cashier | Nebraska |
| 36 | Genevieve Mcmanus | 31 | Daughter | Book Keeper | Nebraska |
| 37 | Edward Mcmanus | 19 | Son | — | Nebraska |
| 38 | Eliza Wilcox | 69 | Head | House Work Rooming House | England |
| 39 | Helen Wilcox | 43 | Daughter | Book Keeper | Nebraska |
| 40 | Elmer Nelson | 35 | Roomer | Teacher | Nebraska |
Pedigree Summary
Marvin
Gen 1 · 3 parents
~0.81
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)