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Alice Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Alice Thomas across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 11-person household.
Age 17
b. ~1923
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Thomas |
| Given Name | Alice |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1923 |
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 Alice | Age | Birth yr |
|---|---|---|---|---|
| Mary Thomas | Daughter | — | 11 | ~1929 |
| Drusilla Thomas | Daughter | — | 18 | ~1922 |
| Alice Thomas | Daughter | — | 17 | ~1923 |
| Ruth Thomas | Daughter | — | 7 | ~1933 |
| Mary Bell | Other | — | 62 | ~1878 |
| Gertrude Pratt | Other | — | 45 | ~1895 |
| Lucy Lawson | Other | — | 57 | ~1883 |
| Theodore Thomas | Son | — | 13 | ~1927 |
| Joseph Thomas | Son | — | 19 | ~1921 |
| James Thomas | Son | — | 15 | ~1925 |
| Alice Thomas | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Suffolk, Massachusetts
Daughter, age 7
Suffolk, Massachusetts · implied b. ~1923 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | British W. Indies |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 17
Suffolk-County, Massachusetts · implied b. ~1923 — 11 household members
| Surname | Thomas |
| Given Name | Alice |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Alice Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alice Thomas
Daughter · 1940 · age 17 · b. ~1923 · Massachusetts
★ You are viewing this record
Sibling
Mary Thomas
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Thomas
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theodore Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Drusilla Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Thomas
Sibling · 1940 · age 7
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01662-00701)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alice Thomas | 40 | wife | — | Virginia |
| 2 | Joseph Thomas | 19 | son | — | Massachusetts |
| 3 | Drusilla Thomas | 18 | daughter | — | Massachusetts |
| 4 | Alice Thomas THIS PERSON | 17 | daughter | — | Massachusetts |
| 5 | James Thomas | 15 | son | — | Massachusetts |
| 6 | Theodore Thomas | 13 | son | — | Massachusetts |
| 7 | Mary Thomas | 11 | daughter | — | Massachusetts |
| 8 | Ruth Thomas | 7 | daughter | — | Massachusetts |
| 9 | Mary Bell | 62 | lodger | — | Virginia |
| 10 | Gertrude Pratt | 45 | lodger | General Domestic | Massachusetts |
| 11 | Lucy Lawson | 57 | lodger | General Domestic | Virginia |
| 12 | Joshua D. Freeman | 55 | Head | — | Ohio |
| 13 | Winnie M. | 50 | wife | — | Virginia |
| 14 | William Scott | 68 | lodger | — | Virginia |
| 15 | Eddie Stewart | 41 | lodger | Furrier | Massachusetts |
| 16 | Hugh Holmes | 23 | lodger | Waiter | Virginia |
| 17 | Ruth | 21 | wife | — | Virginia |
| 18 | Fred Smith | 44 | lodger | Shoe Shiner | Virginia |
| 19 | Leopold D. Mason | 58 | Head | Waiter | West Indies |
| 20 | Fannie B. | 47 | wife | — | Virginia |
| 21 | Mary J. Sheridan | 44 | daughter | Singer | New Jersey |
| 22 | Robert | 25 | son | Professional Singer | Massachusetts |
| 23 | Vincent Lawson | 55 | lodger | Ordinary Seaman | West Indies |
| 24 | Richard | 15 | grandson | — | Massachusetts |
| 25 | Robert T. Summers | 53 | lodger | Porter | Mississippi |
| 26 | Walter Weeks | 46 | lodger | Porter | America |
| 27 | Madge Ray | 23 | lodger | — | Ohio |
| 28 | William Hawkins | 42 | Head | — | North Carolina |
| 29 | Rebecca | 34 | wife | Chamber Maid | Virginia |
| 30 | Douglas Harrison | 21 | brother in law | Oil Man Truck | Virginia |
| 31 | Fannie Vaughan | 18 | neice | Lodging House Help | Virginia |
| 32 | Prince Alis | 72 | lodger | — | South Carolina |
| 33 | Benjamin Gill | 26 | lodger | Dancer | Florida |
| 34 | Robert Wright | 26 | lodger | Truck Driver | Massachusetts |
| 35 | James Williams | 38 | lodger | Dress Cutter | Massachusetts |
| 36 | Gwendolyn Howard | 23 | lodger | Waitress | Massachusetts |
| 37 | Beatrice Thomas | 25 | Wife | — | Massachusetts |
| 38 | James | 22 | son | Porter | Massachusetts |
| 39 | William Tucker | 5 | son | — | Massachusetts |
| 40 | Gwendolyn Saunders | 26 | Head | Dancer | Canada-English |
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)