VJ
Viola Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Viola Johnson across the 1910, 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Johnson |
| Given Name | Viola |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | TRENTON CITY |
| 1935 Residence (County) | MERCER |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1898 |
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 1940 census.
| Name | Relation to head | Relative to Viola | Age | Birth yr |
|---|---|---|---|---|
| Katherine Johnson | Daughter | — | 22 | ~1918 |
| Percy Johnson | Head | — | 44 | ~1896 |
| Howard Johnson | Son | — | 21 | ~1919 |
| Viola Johnson | Spouse | — | 42 | ~1898 |
Census Appearances
1910
Mercer, New …
Other, age 13
Mercer, New Jersey · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Victoria |
| Relationship to Head | Niece |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Mercer, New …
Other, age 22
Mercer, New Jersey · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Viola |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Other, age 31
Mercer, New Jersey · implied b. ~1899 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Viola E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 18 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Spouse, age 42
Mercer-County, New Jersey · implied b. ~1898 — 4 household members
| Surname | Johnson |
| Given Name | Viola |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | TRENTON CITY |
| 1935 Residence (County) | MERCER |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Viola Johnson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Viola Johnson
Spouse · 1940 · age 42 · b. ~1898 · New Jersey
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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 — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02436-00713)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Rehrer | 40 | Head | Inspector | Pennsylvania |
| 42 | Bertha Rehrer | 32 | Wife | Stenographer | New Jersey |
| 43 | June Rehrer | 16 | Daughter | — | New Jersey |
| 44 | Michael Halsey | 0 | Grandchild | — | New Jersey |
| 45 | Emma Allen | 56 | Mother in law | — | Pennsylvania |
| 46 | Harry Mooney | 40 | Boarder | Machinist | New York |
| 47 | Phillip Bayler | 31 | Head | Killman | Hungary |
| 48 | Lena Bayler | 25 | Wife | — | New York |
| 49 | Stefan Bayler | 4 | Son | — | New Jersey |
| 50 | Kathlyn Bayler | 2 | Daughter | — | New Jersey |
| 51 | Mary Reiter | 22 | Sister in law | — | New York |
| 52 | Lenard Lenard | 25 | Brother in law | Painter | Missouri |
| 53 | Lenard Jr. Lenard | 0 | Nephew | — | New Jersey |
| 54 | Washington Holt | 46 | Head | Stationary Engineer | Maryland |
| 55 | Mary Holt | 40 | Wife | — | Poland |
| 56 | Mary A. Holt | 11 | Daughter | — | New Jersey |
| 57 | Edith R. Holt | 8 | Daughter | — | New Jersey |
| 58 | Joseph Presser | 52 | Head | Machinist | Hungary |
| 59 | Frank Presser | 26 | Son | Laborer | New Jersey |
| 60 | Marian Presser | 21 | Daughter | Presser | New Jersey |
| 61 | Madeline Neise | 29 | Daughter | — | New Jersey |
| 62 | Erich Neise | 32 | Son in law | Sheet Metal Worker | Germany |
| 63 | Vera Neise | 9 | Grandchild | — | New Jersey |
| 64 | Erich Jr. Neise | 5 | Grandchild | — | New Jersey |
| 65 | Madeline J. Neise | 0 | Grandchild | — | New Jersey |
| 66 | Charles Garris | 47 | Head | Inspector | New Jersey |
| 67 | Barbara Garris | 48 | Wife | Practical Nurse | New Jersey |
| 68 | Charles Jr. Garris | 11 | Son | — | New Jersey |
| 69 | Theodore Wenger | 34 | Head | Pressman | New Jersey |
| 70 | Alma Wenger | 23 | Wife | — | Pennsylvania |
| 71 | Horace M. Ayres | 59 | Head | Engineer | New Jersey |
| 72 | Mary C. Ayres | 60 | Wife | — | New Jersey |
| 73 | Ellen Ayres | 23 | Daughter | Clerk | New Jersey |
| 74 | Percy Johnson | 44 | Head | Truck Driver | New Jersey |
| 75 | Viola Johnson THIS PERSON | 42 | Wife | — | New Jersey |
| 76 | Katherine Johnson | 22 | Daughter | Bench Hand | New Jersey |
| 77 | Howard Johnson | 21 | Son | Helper | New Jersey |
| 78 | Donald Magee | 35 | Head | Paper Hanger | New Jersey |
| 79 | Anna Magee | 28 | Wife | — | New Jersey |
| 80 | Audrey Magee | 5 | Daughter | — | New Jersey |
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)