TS
Theresa Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Theresa Smith across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 7-person household.
Age 16
b. ~1924
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Smith |
| Given Name | Theresa |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Lawrence City |
| Est. Birth Year | ~1924 |
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 1940 census.
| Name | Relation to head | Relative to Theresa | Age | Birth yr |
|---|---|---|---|---|
| Robert Smith | Son | — | 18 | ~1922 |
| Donald Smith | Son | — | 8 | ~1932 |
| Charles Smith | Son | — | 21 | ~1919 |
| Mary Smith | Spouse | — | 45 | ~1895 |
| Theresa Smith | Daughter | — | 16 | ~1924 |
| Patricia Smith | Daughter | — | 15 | ~1925 |
| Edward Smith | Head | — | 45 | ~1895 |
Census Appearances
1930
Essex, Massachusetts
Daughter, age 7
Essex, Massachusetts · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Teresa |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 16
Essex-County, Massachusetts · implied b. ~1924 — 7 household members
| Surname | Smith |
| Given Name | Theresa |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| 1935 Residence (County) | Essex |
| Highest Grade | Hs 2 |
| 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 Theresa Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Theresa Smith
Daughter · 1940 · age 16 · b. ~1924 · Massachusetts
★ You are viewing this record
Sibling
Patricia Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Smith
Sibling · 1940 · age 21
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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01583-00371)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Evelyn Moore | 5 | daughter | — | Massachusetts |
| 42 | Mary Horle | 81 | mother | — | Massachusetts |
| 43 | Daniel Cronin | 50 | head | Textile Worker | Ireland Free State |
| 44 | Mary F Cronin | 49 | wife | — | Ireland Free State |
| 45 | Daniel Cronin | 19 | son | Textile Worker | Massachusetts |
| 46 | John Cronin | 14 | son | — | Massachusetts |
| 47 | Timothy Cronin | 12 | son | — | Massachusetts |
| 48 | Francis Cronin | 11 | son | — | Massachusetts |
| 49 | Arcadius Madariner | 57 | head | Salesman | Armenia |
| 50 | Alice Madariner | 13 | daughter | — | Massachusetts |
| 51 | Ino Tutugian | 48 | son in law | Salesman | Armenia |
| 52 | Mary Tutugian | 30 | daughter | — | Massachusetts |
| 53 | Thomas Tutugian | 7 | son | — | Massachusetts |
| 54 | Arthur Tutugian | 1 | son | — | Massachusetts |
| 55 | Mary Daly | 70 | head | — | Ireland North |
| 56 | William J Daly | 38 | son | Lawyer | Massachusetts |
| 57 | John T Daly | 34 | son | Accountant | Massachusetts |
| 58 | Margaret M Daly | 30 | daughter | Clerk | Massachusetts |
| 59 | Mary Turdin | 70 | head | — | Massachusetts |
| 60 | Louis Turdin | 30 | son | Salesman | Massachusetts |
| 61 | Gertrude Turdin | 27 | daughter | — | Massachusetts |
| 62 | Joseph Turdin | 2 | grandson | — | Massachusetts |
| 63 | Edward Smith | 45 | head | Textile Worker | Massachusetts |
| 64 | Mary Smith | 45 | wife | — | Massachusetts |
| 65 | Charles Smith | 21 | son | Textile Worker | Massachusetts |
| 66 | Robert Smith | 18 | son | — | Massachusetts |
| 67 | Theresa Smith THIS PERSON | 16 | daughter | — | Massachusetts |
| 68 | Patricia Smith | 15 | daughter | — | Massachusetts |
| 69 | Donald Smith | 8 | son | — | Massachusetts |
| 70 | Stanley Mikolis | 44 | head | Textile Worker | Massachusetts |
| 71 | Julia Mikolis | 40 | wife | Textile Worker | Massachusetts |
| 72 | John Morinkevicius | 45 | head | Textile Worker | Lithuania |
| 73 | Anna Morinkevicius | 37 | wife | — | Lithuania |
| 74 | John Collins | 63 | head | — | Ireland |
| 75 | Walter Collins | 33 | son | Textile Worker | Massachusetts |
| 76 | Alice Collins | 33 | daughter in law | Textile Worker | Canada |
| 77 | Walter Collins | 9 | grandson | — | Massachusetts |
| 78 | Raymond Collins | 2 | grandson | — | Massachusetts |
| 79 | John Collins | 1 | grandson | — | Massachusetts |
| 80 | Nelson Mercier | 35 | head | — | Canada |
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)