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Lillian Thomas — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Lillian Thomas across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents William & Mary — first a daughter (b.~1915), then head of a 7-person household.
Age 15
b. ~1915
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Thomas |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| 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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Lillian | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Thomas | Son | — | 16 | ~1914 |
| W Thomas | Head | — | 35 | ~1895 |
| Lillian Thomas | Daughter | — | 15 | ~1915 |
| Wm Thomas | Son | — | 14 | ~1916 |
| Lilly Thomas | Spouse | — | 36 | ~1894 |
| Earl Thomas | Son | — | 11 | ~1919 |
| Frank Thomas | Son | — | 10 | ~1920 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 4
Baltimore, Maryland · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 15
Baltimore, Maryland · implied b. ~1915 — 7 household members
| Surname | Thomas |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Other, age 25
Baltimore-City-County, Maryland · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thom |
| Given Name | Lillian |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Maid |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 288 |
| Highest Grade | No 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 Lillian Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Thomas (~0.92 confidence) and mother Mary Thomas (~0.92 confidence) and mother Lilly Thomas (~0.92 confidence) and father W Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Thomas
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Mary Thomas
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Lilly Thomas
b. ~1894
Source mother
● Household
· direct · ~0.92
Father
W Thomas
b. ~1895
Source father
● Household
· direct · ~0.92
This person
Anchor record
Lillian Thomas
Daughter · 1930 · age 15 · b. ~1915 · Maryland
★ You are viewing this record
Sibling
Wm Thomas
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Thomas
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Thomas
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Thomas
Sibling · 1930 · age 10
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
1930 US Federal Census — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus857unit:0587)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | W. Smiley | 27 | Head | Laborer | Maryland |
| 2 | Nettie Smiley | 24 | Wife | Gen. Housework | Maryland |
| 3 | James E. Smiley | 4 | Son | None | Maryland |
| 4 | Raymond Hester Smiley | 60 | Boarder | Servant | Louisiana |
| 5 | John Olney | 56 | Head | Post Office | Maryland |
| 6 | Zora Olney | 50 | Wife | None | Pennsylvania |
| 7 | Robert L. Campbell | 58 | Head | Gardener | Maryland |
| 8 | Ida Campbell | 44 | Wife | None | Virginia |
| 9 | Sara Thompson | 70 | Mother-in-law | None | Virginia |
| 10 | Annie Tyler | 58 | Boarder | None | Virginia |
| 11 | Charles Hicks | 52 | Head | Waiter | Maryland |
| 12 | Bessie Hicks | 42 | Wife | None | Maryland |
| 13 | J. M. Sheridan | 46 | Head | None | Maryland |
| 14 | Amelia Sheridan | 35 | Wife | None | Maryland |
| 15 | Gladys E. Sheridan | 20 | Daughter | None | Maryland |
| 16 | John R. Sheridan | 13 | Son | None | Maryland |
| 17 | Helen Chew | 17 | Boarder | None | Pennsylvania |
| 18 | James H. Ford | 32 | Head | Red Cap | Virginia |
| 19 | Donzella Ford | 27 | Wife | None | Maryland |
| 20 | Eula W. Watkins | 11 | Step-Daughter | None | Maryland |
| 21 | Shirley Watkins | 9 | Step-Daughter | None | Maryland |
| 22 | W. Thomas | 35 | Head | Chauffeur | Maryland |
| 23 | Lilly Thomas | 36 | Wife | Domestic | Virginia |
| 24 | Dorothy Thomas | 16 | Son | None | Maryland |
| 25 | Lillian Thomas THIS PERSON | 15 | Daughter | None | Maryland |
| 26 | Wm Thomas | 14 | Son | None | Maryland |
| 27 | Earl Thomas | 11 | Son | None | Maryland |
| 28 | Frank Thomas | 10 | Son | None | Maryland |
| 29 | Maurice B. Williams | 37 | Head | Laborer | Maryland |
| 30 | Amelia H. Williams | 32 | Wife | None | Wash. D.C. |
| 31 | Robert Banks | 43 | Boarder | Watchman | Virginia |
| 32 | Henry C. Smith | 45 | Head | Waiter | Virginia |
| 33 | Beatrice Smith | 43 | Wife | None | Maryland |
| 34 | John D. Russell | 63 | Head | None | Maryland |
| 35 | Catherine Russell | 62 | Wife | None | Wash. D.C. |
| 36 | Wm C. Russell | 33 | Son | None | Wash. D.C. |
| 37 | Raymond Russell | 26 | Son | None | Wash. D.C. |
| 38 | I. Virginia Mcdonald | 21 | Boarder | Cutter | Maryland |
| 39 | Mary C. Russell | 6 | Grand-Daughter | None | Maryland |
| 40 | Richard Russell | 4 | Grand-Son | None | Maryland |
| 41 | Grace Russell | 0 | Grand-Daughter | None | Maryland |
| 42 | Josephine Schuler | 61 | Head | None | Maryland |
| 43 | Reba Henry | 31 | Daughter | None | Maryland |
| 44 | Edith Griffin | 24 | Daughter | None | Maryland |
| 45 | Lee Griffin | 8 | Grand-Son | None | Maryland |
| 46 | Lloyd Griffin | 6 | Grand-Son | None | Maryland |
| 47 | Mary Griffin | 5 | Grand-Daughter | None | Maryland |
| 48 | Jane Blum | 26 | Boarder | None | Maryland |
| 49 | Naomi Redmond | 24 | Boarder | Saleslady | Maryland |
| 50 | Andrew Harris | 28 | Boarder | Chauffeur | Maryland |
Pedigree Summary
Lillian + 4 siblings
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 1930 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)