PS
Pearl Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Pearl Smith across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Earl & Carl — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Smith |
| Given Name | Pearl C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Woburn |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | H-3 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Waitress |
| Township / Ward | Watertown Town |
| Est. Birth Year | ~1919 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Pearl | Age | Birth yr |
|---|---|---|---|---|
| Pearl Smith | Daughter | — | 21 | ~1919 |
| Eoghild Smith | Head | — | 46 | ~1894 |
| Carl Smith | Son | — | 28 | ~1912 |
| Gordon Smith | Son | — | 13 | ~1927 |
| George Smith | Son | — | 11 | ~1929 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 1
Middlesex, Massachusetts · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Pearl |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 11
Middlesex, Massachusetts · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Pearl C. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 21
Middlesex-County, Massachusetts · implied b. ~1919 — 5 household members
| Surname | Smith |
| Given Name | Pearl C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Woburn |
| 1935 Residence (County) | Middlesex |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | H-3 |
| 1935 Residence | Massachusetts |
| 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 Pearl Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Earl Smith (~0.92 confidence) and father Carl Smith (~0.92 confidence) and mother Gunhild Smith (~0.92 confidence) and mother Eoghild Smith (~0.92 confidence) and mother Borghild Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Earl Smith
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Carl Smith
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Gunhild Smith
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Eoghild Smith
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Borghild Smith
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Pearl Smith
Daughter · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
Sibling
Gordon Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Smith
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Smith
Sibling · 1940 · age 11
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01620-00005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William J Buonofane | 2 | Son | — | Massachusetts |
| 42 | James G Stark | 36 | Head | Repair Man | Scotland |
| 43 | Anna Stark | 32 | Wife | — | New York |
| 44 | John Stark | 6 | Son | — | Massachusetts |
| 45 | David Stark | 3 | Son | — | Massachusetts |
| 46 | John Fichera | 39 | Head | Baker | Italy |
| 47 | Carmela Fichera | 37 | Wife | Seamstress | Italy |
| 48 | Mary J Fichera | 14 | Daughter | — | Massachusetts |
| 49 | Anna C Fichera | 12 | Daughter | — | Massachusetts |
| 50 | Russell Fichera | 9 | Son | — | Massachusetts |
| 51 | Emanuel Deligrakis | 49 | Head | Grocery Clerk | Greece |
| 52 | Constante Deligrakis | 43 | Wife | — | Greece |
| 53 | Rosemary Deligrakis | 18 | Daughter | — | Massachusetts |
| 54 | Pasquale Trani | 43 | Head | Automobile Mechanic | Italy |
| 55 | Rose Trani | 34 | Wife | — | Italy |
| 56 | Pasquale Jr Trani | 3 | Son | — | Massachusetts |
| 57 | Robert Trani | 1 | Son | — | Massachusetts |
| 58 | Henry Hanradan | 42 | Head | Electrician | Massachusetts |
| 59 | Anna Hanradan | 42 | Wife | — | Newfoundland |
| 60 | Edward Hanradan | 17 | Son | Theatre Helper | Massachusetts |
| 61 | Henry Jr Hanradan | 13 | Son | — | Massachusetts |
| 62 | Robert Hanradan | 12 | Son | — | Massachusetts |
| 63 | Ellen Hanradan | 72 | Mother | — | Ireland |
| 64 | Paul F Leona | 31 | Head | — | Massachusetts |
| 65 | Eleanor Leona | 25 | Wife | — | Massachusetts |
| 66 | William Mahoney | 52 | Head | Operator | Massachusetts |
| 67 | Isabelle Mahoney | 54 | Wife | — | France |
| 68 | William R Mahoney | 26 | Son | Shipper | Massachusetts |
| 69 | Catherine Mahoney | 17 | Daughter | — | Massachusetts |
| 70 | Isabelle A Mahoney | 15 | Daughter | — | Massachusetts |
| 71 | Patricia Mahoney | 12 | Daughter | — | Massachusetts |
| 72 | John Delnasso | 28 | Lodger | Boat Builder | Connecticut |
| 73 | Eoghild Smith | 46 | Head | — | Norway |
| 74 | Carl W Smith | 28 | Son | Appraiser | Norway |
| 75 | Pearl C Smith THIS PERSON | 21 | Daughter | Waitress | Massachusetts |
| 76 | Gordon N Smith | 13 | Son | — | Massachusetts |
| 77 | George Smith | 11 | Son | — | Massachusetts |
| 78 | Attilio Narcella | 49 | Head | Bricklayer | Italy |
| 79 | Theresa Narcella | 39 | Wife | — | Italy |
| 80 | Mary Gigante | 31 | Head | Sticher | Italy |
Pedigree Summary
Pearl + 3 siblings
Gen 1 · 5 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)