GT
Gladys Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Gladys Thomas across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Joseph & Ella — first a daughter (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Female
Daughter
Born: Maryland
Divorced
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Thomas |
| Given Name | Gladys D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Divorced |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 9 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gladys | Age | Birth yr |
|---|---|---|---|---|
| Donald Donaldson | Other | — | 11 | ~1929 |
| Gladys Thomas | Daughter | — | 30 | ~1910 |
| Ella Buth | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 10
Baltimore, Maryland · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Gladys J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| 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 20
Baltimore, Maryland · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Gladys I |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | operator |
| Industry | telephone relay |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 30
Baltimore-City-County, Maryland · implied b. ~1910 — 3 household members
| Surname | Thomas |
| Given Name | Gladys D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Divorced |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Income (1939) | 0 |
| Highest Grade | No 9 |
| 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 Gladys Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Thomas (~0.92 confidence) and mother Ella Buth (~0.92 confidence) and mother Clara Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Thomas
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Ella Buth
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Clara Thomas
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Gladys Thomas
Daughter · 1940 · age 30 · b. ~1910 · 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-t0627-01516-00283)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ella N. Buth | 53 | Wife | — | West Virginia |
| 42 | Gladys D. Thomas THIS PERSON | 30 | Daughter | — | Maryland |
| 43 | Donald F. Donaldson | 11 | Grandson | — | Maryland |
| 44 | Clarence L. Loming | 32 | Head | Warehouseman | Maryland |
| 45 | Bessie P. Loming | 22 | Wife | — | Maryland |
| 46 | Harry G. Ritmiller | 42 | Head | Plumber | Maryland |
| 47 | Loretta H. Ritmiller | 41 | Wife | — | Maryland |
| 48 | Doris A. Ritmiller | 16 | Daughter | — | Maryland |
| 49 | Harry G. Ritmiller | 15 | Son | — | Maryland |
| 50 | John H. Ritmiller | 3 | Son | — | Maryland |
| 51 | Catherine O. Bennett | 44 | Head | — | Maryland |
| 52 | Leo J. Bennett | 25 | Son | Shipping Clerk | Maryland |
| 53 | Ernest B. Bennett | 23 | Son | Chauffeur | Maryland |
| 54 | John P. O'Brien | 73 | Father | — | Maryland |
| 55 | Agnes M. O'Brien | 34 | Sister | — | Maryland |
| 56 | Bernard Mc. Creed | 31 | Brother | Stone Cutter | Maryland |
| 57 | Delores Creed | 8 | Lodger | — | Maryland |
| 58 | Joseph E. Sears | 45 | Head | Car Mechanic | Maryland |
| 59 | Minnie F. Sears | 41 | Wife | — | Maryland |
| 60 | Joseph E. Jr. Sears | 13 | Son | — | Maryland |
| 61 | Mamie E. Best | 48 | Head | — | Virginia |
| 62 | John H. Best | 21 | Son | Clerk | Maryland |
| 63 | Ruth M. Best | 18 | Daughter | Waitress | Maryland |
| 64 | Shirley L. Best | 15 | Daughter | — | Maryland |
| 65 | George O. Best | 13 | Son | — | Maryland |
| 66 | Doris R. Best | 8 | Daughter | — | Maryland |
| 67 | Frederick J. Neff | 30 | Son in law | Sales Manager | Maryland |
| 68 | Florence E. Neff | 23 | Daughter | — | Maryland |
| 69 | Jean C. Neff | 4 | Granddaughter | — | Maryland |
| 70 | Emory D. Brown | 65 | Head | Painter | Maryland |
| 71 | Margaret W. Brown | 57 | Wife | Storekeeper | Germany |
| 72 | Emory Jr. Brown | 26 | Son | Storekeeper | Maryland |
| 73 | Delma B. Brown | 24 | Daughter in law | — | Maryland |
| 74 | Emory L. Brown | 4 | Grandson | — | Maryland |
| 75 | End Of Block 44 Begin Block 45 | None | — | — | — |
| 76 | Harry J. Devec | 33 | Head | Auto Mechanic | England |
| 77 | Lena Devec | 32 | Wife | — | Canada |
| 78 | Robert Devec | 9 | Son | — | Illinois |
| 79 | Joan Devec | 8 | Daughter | — | Illinois |
| 80 | Harry L. Devec | 4 | Daughter | — | Maryland |
Pedigree Summary
Gladys
Gen 1 · 3 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)