DT
Dorothy Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Dorothy Thomas across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Irving & Elizabeth — first a daughter (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Thomas |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Waitress |
| Industry | Retail Ice Cream Factory |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 300 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Waitress |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1920 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Betty Thomas | Daughter | — | 12 | ~1928 |
| Nancy Thomas | Daughter | — | 10 | ~1930 |
| Dorothy Thomas | Daughter | — | 20 | ~1920 |
| Madeline Thomas | Daughter | — | 18 | ~1922 |
| Mary Thomas | Daughter | — | 22 | ~1918 |
| Irving Thomas | Head | — | 44 | ~1896 |
| Lorraine Mcnulty | Other | — | 19 | ~1921 |
| Jerry Thomas | Son | — | 8 | ~1932 |
| James Thomas | Son | — | 4 | ~1936 |
| John Thomas | Son | — | 4 | ~1936 |
| Elizabeth Thomas | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Hennepin, Minnesota
Daughter, age
Hennepin, Minnesota · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Daughter, age 10
Hennepin, Minnesota · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Dorothy E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Daughter, age 20
Hennepin-County, Minnesota · implied b. ~1920 — 11 household members
| Surname | Thomas |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Occupation | Waitress |
| Industry | Retail Ice Cream Factory |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 300 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Dorothy Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Irving Thomas (~0.92 confidence) and mother Elizabeth Thomas (~0.92 confidence) and mother Elizabeth Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Irving Thomas
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Thomas
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Thomas
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Thomas
Daughter · 1940 · age 20 · b. ~1920 · Minnesota
★ You are viewing this record
Sibling
Betty Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nancy Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Thomas
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thomas
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerry Thomas
Sibling · 1940 · age 8
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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01993-00327)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Reese Pierce | 52 | Head | — | Oklahoma |
| 42 | Alva Pierce | 64 | Wife | — | Illinois |
| 43 | Harry S. Hanson | 51 | Head | Salesman | Minnesota |
| 44 | Louella C. Hanson | 49 | Wife | — | Minnesota |
| 45 | J. Robert Hanson | 19 | Son | Grocery Clerk | Minnesota |
| 46 | Frank Falommet | 46 | Head | Salesman | Illinois |
| 47 | Irene A. Falommet | 45 | Wife | — | Minnesota |
| 48 | Jeanne Falommet | 24 | Daughter | Saleslady | Minnesota |
| 49 | Beverly Falommet | 22 | Daughter | Saleslady | Minnesota |
| 50 | Annette Leahy | 47 | Sister | — | New York |
| 51 | Margaret Mcnulty | 35 | Head | Manager | Canada-English |
| 52 | Rosella A. Mcnulty | 21 | Sister | Stock Clerk | Minnesota |
| 54 | Eleanor Willette | 43 | Head | Acct. Clerk | Minnesota |
| 55 | Cora E. Willette | 80 | Mother | — | Wisconsin |
| 56 | Harold Perschmann | 44 | Head | Salesman | Illinois |
| 57 | Florence Perschmann | 35 | Wife | — | Wisconsin |
| 58 | Lois Perschmann | 12 | Daughter | — | Minnesota |
| 59 | John Perschmann | 9 | Son | — | Iowa |
| 60 | Leo B. Heinen | 46 | Head | Freight Dept. | Minnesota |
| 61 | Rose Mabel Heinen | 47 | Wife | Saleslady | Minnesota |
| 62 | Harriet Heinen | 15 | Daughter | — | Missouri |
| 63 | Leo B. Heinen | 14 | Son | — | Missouri |
| 64 | Ernest Leussler | 37 | Head | Bill Man | Minnesota |
| 65 | Verna Leussler | 36 | Wife | Saleslady | Iowa |
| 66 | Don Leussler | 14 | Son | — | Minnesota |
| 67 | Nancy Leussler | 6 | Daughter | — | Minnesota |
| 68 | Gilbert Guy Nevius | 24 | Head | Manager Assistant | Washington |
| 69 | Henrietta Nevius | 27 | Wife | — | Montana |
| 70 | Irving Thomas | 44 | Head | Painter | Maryland |
| 71 | Elizabeth Thomas | 42 | Wife | — | Maryland |
| 72 | Mary Thomas | 22 | Daughter | Stenographer | Maryland |
| 73 | Dorothy Thomas THIS PERSON | 20 | Daughter | Waitress | Minnesota |
| 74 | Madeline Thomas | 18 | Daughter | — | Minnesota |
| 75 | Betty Jean Thomas | 12 | Daughter | — | Minnesota |
| 76 | Nancy Thomas | 10 | Daughter | — | Minnesota |
| 77 | Jerry Thomas | 8 | Son | — | Minnesota |
| 78 | John Thomas | 4 | Son | — | Minnesota |
| 79 | James Thomas | 4 | Son | — | Minnesota |
| 80 | Lorraine Mcnulty | 19 | Servant | Private Home | — |
Related Census Records
Pedigree Summary
Dorothy + 7 siblings
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)