JN
Joseph Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Joseph Nelson across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Joseph & Anna — first a son (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Nelson |
| Given Name | Joseph Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Helper |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 50 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Helper |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1915 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Tom Moffett | Other | — | 7 | ~1933 |
| Joseph Nelson | Son | — | 25 | ~1915 |
| Harriet Moffett | Other | — | 5 | ~1935 |
| Joseph Nelson | Head | — | 54 | ~1886 |
| Anna Nelson | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Baltimore, Maryland
Other, age 4
Baltimore, Maryland · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Joseph |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | Mulatto |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Cook |
| Industry | Private Family |
| Class of Worker | W |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 15
Baltimore, Maryland · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 25
Baltimore-City-County, Maryland · implied b. ~1915 — 5 household members
| Surname | Nelson |
| Given Name | Joseph Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | Helper |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 50 |
| Highest Grade | No 8 |
| 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 Joseph Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Nelson (~0.92 confidence) and mother Anna Nelson (~0.92 confidence) and mother Emma Nelson (~0.92 confidence) and father Joseph Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Nelson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Anna Nelson
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Emma Nelson
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Joseph Nelson
b. ~1886
Source father
● Household
· direct · ~0.92
This person
Anchor record
Joseph Nelson
Son · 1940 · age 25 · b. ~1915 · Maryland
★ 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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01509-00415)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stanislaus Liemeke | 67 | Head | Laborer | Poland |
| 2 | Anna Liemeke | 56 | Wife | — | Poland |
| 3 | Laughter Bafara | 19 | Daughter | Typing | Maryland |
| 4 | John Bafara | 32 | Son | Laborer | Maryland |
| 5 | Lawrence Malay | 28 | Head | Laborer | Maryland |
| 6 | Josephine Malay | 30 | Wife | Beautician | Maryland |
| 7 | Lorraine Malay | 10 | Daughter | — | Maryland |
| 8 | Marlene Malay | 5 | Daughter | — | Maryland |
| 9 | Cecilya Mack | 84 | Head | — | Maryland |
| 10 | Constance Mack | 6 | Daughter | — | Maryland |
| 11 | Joseph Mack | 4 | Daughter | — | Maryland |
| 12 | Melvin Brohus | 27 | Head | Stevedore | Maryland |
| 13 | Helen Brohus | 22 | Wife | — | Maryland |
| 14 | Barbara Brohus | 2 | Daughter | — | Maryland |
| 15 | Frank Brohus | 0 | Son | — | Maryland |
| 16 | John Romanowski | 39 | Head | Barber | Maryland |
| 17 | Barbara Romanowski | 44 | Wife | — | Maryland |
| 18 | Albert Romanowski | 21 | Son | Clerk | Maryland |
| 19 | Walter Taylor | 26 | Head | Annealer | Maryland |
| 20 | Mary Taylor | 25 | Wife | — | Maryland |
| 21 | Patricia Taylor | 1 | Daughter | — | Maryland |
| 22 | Joseph Nelson | 54 | Head | Proprietor | Maryland |
| 23 | Anna Nelson | 58 | Wife | — | Maryland |
| 24 | Joseph Jr. Nelson THIS PERSON | 25 | Son | Helper | Maryland |
| 25 | Tom Moffett | 7 | Grandson | — | Maryland |
| 26 | Harriet Moffett | 5 | Granddaughter | — | Maryland |
| 27 | John Dombrowski | 52 | Head | Laborer | Poland |
| 28 | Catharine Dombrowski | 45 | Wife | — | Poland |
| 29 | Helen Dombrowski | 24 | Daughter | Elevator | Maryland |
| 30 | Anthony Dombrowski | 22 | Son | Laborer | Maryland |
| 31 | Josephine Dombrowski | 20 | Daughter | Laborer | Maryland |
| 32 | Sidney Dombrowski | 15 | Daughter | — | Pennsylvania |
| 33 | Stella Dombrowski | 15 | Daughter | — | Pennsylvania |
| 34 | Chester Dombrowski | 13 | Son | — | Pennsylvania |
| 35 | Teresa Dombrowski | 11 | Daughter | — | Pennsylvania |
| 36 | Anna Arnold | 34 | Head | Waitress | Maryland |
| 37 | James Arnold | 16 | Son | Laborer | Maryland |
| 38 | John Binhord | 44 | Head | Machinist | Maryland |
| 39 | Victoria Dozewych | 66 | Head | — | Poland |
| 40 | Phillip Dozewych | 35 | Son | Checker | Maryland |
Pedigree Summary
Joseph
Gen 1 · 4 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)