NT
Nellie Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Nellie Thomas across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Maykish & Hezekiah — first a daughter (b.~1886), then head of a 6-person household.
Age 54
b. ~1886
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Thomas |
| Given Name | Nellie C |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | organist |
| Industry | church |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 400 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Organist |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1886 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Nellie | Age | Birth yr |
|---|---|---|---|---|
| Rose Thomas | Daughter | — | 51 | ~1889 |
| Ella Shackelford | Daughter | — | 43 | ~1897 |
| Nellie Thomas | Daughter | — | 54 | ~1886 |
| Mary Thomas | Head | — | 79 | ~1861 |
| Nancy Shackelford | Other | — | 17 | ~1923 |
| Herbert Thomas | Son | — | 49 | ~1891 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 34
Baltimore, Maryland · implied b. ~1886 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Nellie P |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 44
Baltimore, Maryland · implied b. ~1886 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Nellie E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| 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
Daughter, age 54
Baltimore-City-County, Maryland · implied b. ~1886 — 6 household members
| Surname | Thomas |
| Given Name | Nellie C |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | organist |
| Industry | church |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 400 |
| Highest Grade | H 4 |
| 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 Nellie Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Maykish Thomas (~0.92 confidence) and father Hezekiah Thomas (~0.92 confidence) and mother Mary Thomas (~0.92 confidence) and mother Mary Thomas (~0.92 confidence) and mother Maud Nicodemus (~0.50 confidence) and mother Jennie Robinson (~0.50 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.78
Father
Maykish Thomas
b. ~1855
Source father
● Household
· direct · ~0.92
Father
Hezekiah Thomas
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Mary Thomas
b. ~1861
Source mother
● Household
· direct · ~0.92
Mother
Mary Thomas
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Maud Nicodemus
b. ~1889
Source mother
● Household
· direct · ~0.5
Mother
Jennie Robinson
b. ~1892
Source mother
● Household
· direct · ~0.5
This person
Anchor record
Nellie Thomas
Daughter · 1940 · age 54 · b. ~1886 · Maryland
★ You are viewing this record
Sibling
Herbert Thomas
Sibling · 1940 · age 49
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Thomas
Sibling · 1940 · age 51
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Shackelford
Sibling · 1940 · age 43
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 — 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-t0627-01521-00006)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William H Cont'D | 2 | son | — | Maryland |
| 42 | William H Skinner | 44 | head | Lawyer | Maryland |
| 43 | Virginia A Skinner | 45 | wife | — | Alabama |
| 44 | William H Jr Skinner | 19 | son | Unskilled Mechanic | Maryland |
| 45 | Caroline V Skinner | 13 | daughter | — | Maryland |
| 46 | Florence C Skinner | 11 | daughter | — | Maryland |
| 47 | Jeannette S Fitzgerald | 51 | head | — | Maryland |
| 48 | Charlotte L Fitzgerald | 27 | daughter | Assistant Bookkeeper | Maryland |
| 49 | Mary C Fitzgerald | 21 | daughter | Saleslady | Maryland |
| 50 | Robert J Jerome | 24 | lodger | Salesman | Wisconsin |
| 51 | Carl G Thomas | 23 | lodger | Industrial Engineering | Wisconsin |
| 52 | George F Jr Conklin | 22 | lodger | Manufacturing | New Jersey |
| 53 | Grace H Stevenson | 62 | head | — | Maryland |
| 54 | Mary R Stevenson | 25 | daughter | Private Secretary | Maryland |
| 55 | George J Hill | 56 | head | Proprietor | Maryland |
| 56 | Clara B Hill | 53 | wife | — | Maryland |
| 57 | George J Jr Hill | 27 | son | Salesman | Maryland |
| 58 | Marie Shullenberger | 38 | lodger | Private Secretary | Maryland |
| 59 | Marshall P Howard | 81 | head | — | Virginia |
| 60 | Elizabeth R Howard | 78 | wife | — | Virginia |
| 61 | Mary C Thomas | 79 | head | — | Maryland |
| 62 | Nellie C Thomas THIS PERSON | 54 | daughter | Organist | Maryland |
| 63 | Rose E Thomas | 51 | daughter | Stenographer | Maryland |
| 64 | Herbert M Thomas | 49 | son | Credit-Collector | Maryland |
| 65 | Ella T Shackelford | 43 | daughter | Saleslady | Maryland |
| 66 | Nancy H Shackelford | 17 | grand-son | — | Virginia |
| 67 | Harry L Rogers | 49 | head | Surgical Doctor | Virginia |
| 68 | Janet D Rogers | 48 | wife | — | Virginia |
| 69 | Harry L Jr Rogers | 19 | son | — | Maryland |
| 70 | Mary J Roberts | 58 | servant | Servant | Maryland |
| 71 | Harold A Ricardo | 51 | head | Proprietor | Delaware |
| 72 | Annette A Ricardo | 55 | wife | — | Maryland |
| 73 | Harold A Jr Ricardo | 22 | son | — | Maryland |
| 74 | Mary R Simpson | 81 | mother-in-law | — | Maryland |
| 75 | Extra Line | None | — | — | — |
| 76 | Porter W Mccrea | 47 | head | Heating Manufacturing Agent | Maryland |
| 77 | Georgia P Mccrea | 46 | wife | — | Maryland |
| 78 | Margery P Mccrea | 18 | daughter | — | Maryland |
| 79 | Carol Mccrea | 14 | daughter | — | Maryland |
| 80 | Henry H Mcneil | 58 | head | Colonel | Maryland |
Pedigree Summary
Nellie + 3 siblings
Gen 1 · 6 parents
~0.78
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)