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Emma Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Emma Nelson across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Blanche — first a spouse (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Nelson |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Janitress |
| Industry | Union Hall |
| Class of Worker | PW |
| Hours Worked | 7 |
| Income (1939) | 140 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Janitress |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1907 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Jane Nelson | Daughter | — | 14 | ~1926 |
| Thomas Nelson | Head | — | 56 | ~1884 |
| Norman Nelson | Son | — | 11 | ~1929 |
| Edward Nelson | Son | — | 8 | ~1932 |
| Emma Nelson | Spouse | — | 33 | ~1907 |
Census Appearances
1920
A, Maryland
Daughter, age 12
A, Maryland · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Edna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Daughter, age 22
Baltimore, Maryland · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Edna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Spouse, age 33
Baltimore-City-County, Maryland · implied b. ~1907 — 5 household members
| Surname | Nelson |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Janitress |
| Industry | Union Hall |
| Class of Worker | PW |
| Hours Worked | 7 |
| Income (1939) | 140 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| 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 Emma Nelson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Blanche Nelson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Blanche Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Emma Nelson
Spouse · 1940 · age 33 · b. ~1907 · 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-t0627-01535-00415)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen Hill | 23 | Daughter | Clothes Cleaner | Maryland |
| 42 | Patricia Hill | 4 | Granddaughter | — | Maryland |
| 43 | Walter Popiolek | 57 | Head | Proprietor | Poland |
| 44 | Bertha Popiolek | 53 | Wife | — | Poland |
| 45 | James Popiolek | 20 | Son | Auto Mechanic | Maryland |
| 46 | John Popiolek | 25 | Son | Auto Mechanic | Maryland |
| 47 | Milton Popiolek | 20 | Son | Metal Worker | Maryland |
| 48 | Leo Popiolek | 17 | Son | — | Maryland |
| 49 | Bernard Popiolek | 16 | Son | — | Maryland |
| 50 | Rita Popiolek | 14 | Daughter | — | Maryland |
| 51 | Doris Popiolek | 13 | Daughter | — | Maryland |
| 52 | Here Ends Block No 25 And Begins Block No 26 Popiolek | None | — | — | — |
| 53 | Charles Derschinger | 67 | Head | Proprietor | Maryland |
| 54 | Elizabeth Derschinger | 63 | Wife | — | Maryland |
| 55 | Emma Leimback | 64 | Sister-in-law | — | Maryland |
| 56 | Virginia Schonowski | 29 | Head | — | Maryland |
| 57 | Robert L. Jr. Schonowski | 10 | Son | — | Maryland |
| 58 | Kenneth Schonowski | 8 | Son | — | Maryland |
| 59 | Virginia Schonowski | 6 | Daughter | — | Maryland |
| 60 | Willis Schonowski | 3 | Son | — | Maryland |
| 61 | Leo C Hecker | 22 | Boarder | Stevedore | Maryland |
| 62 | Madeline Mossman | 41 | Head | — | Russia |
| 63 | John Mossman | 19 | Son | New Worker | Minnesota |
| 64 | Joseph Mossman | 17 | Son | New Worker | Colorado |
| 65 | Lawrence Mossman | 15 | Son | — | Maryland |
| 66 | John Baumgartner | 40 | Boarder | Stevedore | Russia |
| 67 | John Seibert | 48 | Boarder | Laborer | Russia |
| 68 | Albert Elek | 35 | Head | Plumber | Hungary |
| 69 | Julia Elek | 25 | Wife | — | Pennsylvania |
| 70 | William Elek | 5 | Son | — | Maryland |
| 71 | Margaret Elek | 4 | Daughter | — | Maryland |
| 72 | Charles Elek | 2 | Son | — | Maryland |
| 73 | Harry L Payne | 47 | Head | Paper Hanger | Maryland |
| 74 | Eleanor P Stout | 45 | Sister | — | Maryland |
| 75 | Dorothy E Stout | 11 | Niece | — | New Jersey |
| 76 | Thomas Nelson | 56 | Head | Rigger | Norway |
| 77 | Emma Nelson THIS PERSON | 33 | Wife | Janitress | Maryland |
| 78 | Jane Nelson | 14 | Daughter | — | Maryland |
| 79 | Norman Nelson | 11 | Son | — | Maryland |
| 80 | Edward Nelson | 8 | Son | — | Maryland |
Related Census Records
Pedigree Summary
Emma
Gen 1 · 1 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)