LJ
Louis Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Anne-Arundel-County, Maryland
Our Model Tree links this Louis Johnson across the 1930 and 1940 US Censuses in Anne-Arundel-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 12-person household.
Age 23
b. ~1917
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Anne-Arundel-County, Maryland |
| Surname | Johnson |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | 3rd Election District |
| 1935 Residence (County) | Anne Arundel |
| Additional Details | |
| Occupation | Laborer |
| Industry | Radio Station |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 296 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | 3Rd Election District |
| Est. Birth Year | ~1917 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Consola Johnson | Daughter | — | 8 | ~1932 |
| Evelyn Johnson | Daughter | — | 14 | ~1926 |
| Eleanor Johnson | Daughter | — | 13 | ~1927 |
| Etta Johnson | Daughter | — | 18 | ~1922 |
| Ridgely Johnson | Head | — | 43 | ~1897 |
| Mary Cromwell | Other | — | 1 | ~1939 |
| Robert Stansbury | Other | — | 33 | ~1907 |
| Sam Johnson | Other | — | 16 | ~1924 |
| Melvin Johnson | Son | — | 21 | ~1919 |
| Howard Johnson | Son | — | 16 | ~1924 |
| Louis Johnson | Son | — | 23 | ~1917 |
| Beulah Johnson | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Anne Arundel, …
Son, age 12
Anne Arundel, Maryland · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Anne-Arundel-County, Maryland
Son, age 23
Anne-Arundel-County, Maryland · implied b. ~1917 — 12 household members
| Surname | Johnson |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | 3rd Election District |
| 1935 Residence (County) | Anne Arundel |
| Occupation | Laborer |
| Industry | Radio Station |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 296 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Louis Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Johnson
Son · 1940 · age 23 · b. ~1917 · Maryland
★ You are viewing this record
Sibling
Evelyn Johnson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Melvin Johnson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Consola Johnson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Etta Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Johnson
Sibling · 1940 · age 13
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
1940 US Federal Census — Anne-Arundel-County, Maryland
Open full size
1940 US Federal Census — Anne-Arundel-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01501-00750)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward S Thomas | 4 | Son | — | Maryland |
| 2 | Ridgely Johnson | 43 | Head | Laborer | Maryland |
| 3 | Beulah Johnson | 43 | Wife | — | Maryland |
| 4 | Louis Johnson THIS PERSON | 23 | Son | Laborer | Maryland |
| 5 | Melvin Johnson | 21 | Son | Laborer | Maryland |
| 6 | Howard Johnson | 16 | Son | Laborer | Maryland |
| 7 | Etta Johnson | 18 | Daughter | Servant | Maryland |
| 8 | Evelyn Johnson | 14 | Daughter | — | Maryland |
| 9 | Eleanor Johnson | 13 | Daughter | — | Maryland |
| 10 | Consola Johnson | 8 | Daughter | — | Maryland |
| 11 | Robert Stansbury | 33 | Lodger | Laborer | Maryland |
| 12 | Sam Johnson | 16 | Lodger | Farm Worker | Maryland |
| 13 | Mary Cromwell | 1 | Granddaughter | — | Maryland |
| 14 | Edward Thomas | 33 | Head | Cook | Maryland |
| 15 | Arie Thomas | 32 | Wife | — | Maryland |
| 16 | Lloyd Thomas | 12 | Son | — | Maryland |
| 17 | Calvin Thomas | 11 | Son | — | Maryland |
| 18 | John Thomas | 9 | Son | — | Maryland |
| 19 | Elona Thomas | 7 | Daughter | — | Maryland |
| 20 | James Thomas | 5 | Son | — | Maryland |
| 21 | Maggie Thomas | 3 | Daughter | — | Maryland |
| 22 | Hermit Johnson | 31 | Head | Laborer | Maryland |
| 23 | Carrie Johnson | 26 | Wife | Laundress | Maryland |
| 24 | Edith E Johnson | 9 | Daughter | — | Maryland |
| 25 | George E Johnson | 50 | Head | Laborer | Maryland |
| 26 | Marrietta Johnson | 37 | Wife | Cook | Maryland |
| 27 | Andrew Johnson | 68 | Head | Laborer | Maryland |
| 28 | Rachel Johnson | 67 | Wife | Laundress | Maryland |
| 29 | Mary Johnson | 42 | Daughter | Cook | Maryland |
| 30 | Hezekiah Adams | 60 | Head | — | Maryland |
| 31 | Harriet L Adams | 61 | Wife | Servant | Maryland |
| 32 | Prudence Adams | 34 | Daughter | Servant | Maryland |
| 33 | Rachel A Adams | 32 | Daughter | Servant | Maryland |
| 34 | James M Adams | 22 | Son | Laborer | Maryland |
| 35 | Jacob A Adams | 22 | Son | Laborer | Maryland |
| 36 | Thelma E Adams | 17 | Daughter | — | Maryland |
| 37 | Mary X Johnson | 36 | Daughter | Servant | Maryland |
| 38 | Clarence Johnson | 21 | Grandson | Laborer | Maryland |
| 39 | Amos R Johnson | 18 | Grandson | Laborer | Maryland |
| 40 | Dorothy B Johnson | 16 | Granddaughter | Servant | Maryland |
Related Census Records
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)