IS
Irene Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Irene Smith across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Margaret & Joseph — first a daughter (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Smith |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Waitress |
| Industry | College |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 450 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Waitress |
| Township / Ward | City Of Boston |
| Est. Birth Year | ~1918 |
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 Irene | Age | Birth yr |
|---|---|---|---|---|
| Irene Smith | Daughter | — | 22 | ~1918 |
| Margaret Smith | Head | — | 49 | ~1891 |
| Robert Smith | Son | — | 18 | ~1922 |
Census Appearances
1920
Suffolk, Massachusetts
Daughter, age 1
Suffolk, Massachusetts · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Irene |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | none |
| Mother Tongue | Polish |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 11
Suffolk, Massachusetts · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smitt |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 22
Suffolk-County, Massachusetts · implied b. ~1918 — 3 household members
| Surname | Smith |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | Waitress |
| Industry | College |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 450 |
| Highest Grade | Hs 4 |
| 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 Irene Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Margaret Smith (~0.92 confidence) and father Joseph Smitt (~0.92 confidence) and father Joseph Smith (~0.92 confidence) and mother Beatrice Smitt (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Margaret Smith
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Joseph Smitt
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Joseph Smith
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Beatrice Smitt
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Irene Smith
Daughter · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
Robert Smith
Sibling · 1940 · age 18
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-t0627-01681-00181)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Annie P Daniels | 34 | Head | Office Manager | Massachusetts |
| 2 | George Brennan | 53 | Head | Manager | Maine |
| 3 | Grace Brennan | 50 | Wife | — | Massachusetts |
| 4 | Virginia Brennan | 14 | Daughter | — | Massachusetts |
| 5 | Cornelius Campbell | 50 | Head | Salesman | Massachusetts |
| 6 | Irene M Campbell | 16 | Daughter | — | Massachusetts |
| 7 | Anna Campbell | 58 | Daughter | — | Massachusetts |
| 8 | Herbert Hayes | 39 | Head | Supervising Keeper | Massachusetts |
| 9 | Blanche Conners | 36 | Lodger | Laundress | Massachusetts |
| 10 | Marion Moore | 41 | Sister | Waitress | Massachusetts |
| 11 | Roy Conners | 16 | Lodger | — | Massachusetts |
| 12 | Elsie Wentworth | 51 | Head | Teacher | Massachusetts |
| 13 | Susan Wentworth | 47 | Sister | Receptionist | Massachusetts |
| 14 | Aida Wentworth | 75 | Mother | — | England |
| 15 | James Sullivan | 38 | Head | Clerk | Massachusetts |
| 16 | Ruth Sullivan | 35 | Wife | — | Massachusetts |
| 17 | Mary Tessell | 61 | Lodger | Sewing | Massachusetts |
| 18 | Margaret Smith | 49 | Head | Housekeeper | Ireland |
| 19 | Irene Smith THIS PERSON | 22 | Daughter | Waitress | Massachusetts |
| 20 | Robert Smith | 18 | Son | Errand Boy | Massachusetts |
| 21 | Alice Labree | 70 | Head | — | Canada-French |
| 22 | Bertha Labree | 43 | Daughter | — | Canada-French |
| 23 | Julia Labree | 38 | Daughter | Hairdresser | Canada-French |
| 24 | Rose Labree | 45 | Daughter | Nurse | Canada-French |
| 25 | Charles Fordney | 60 | Head | Repair Man | Pennsylvania |
| 26 | Celia Fordney | 58 | Wife | — | Rhode Island |
| 27 | Anne Fordney | 31 | Daughter | Clerk | Massachusetts |
| 28 | Margaret Erwin | 33 | Daughter | Comptometer Oper | Massachusetts |
| 29 | Barbara Erwin | 3 | Daughter | — | Massachusetts |
| 30 | Frank Opera | 59 | Head | Peddler | Massachusetts |
| 31 | Edith Opera | 41 | Wife | — | England |
| 32 | Doris Opera | 16 | Daughter | — | Massachusetts |
| 33 | Alfred White | 56 | Head | Bookkeeper | Germany |
| 34 | Elsie White | 57 | Wife | — | Germany |
| 35 | Clara White | 35 | Lodger | Clerk | Germany |
| 36 | Mr. Palmer | 33 | Lodger | Baker | Massachusetts |
| 37 | James Lannon | 56 | Head | Manager | Massachusetts |
| 38 | Mabel Lannon | 46 | Wife | — | New Hampshire |
| 39 | Doris Lannon | 12 | Daughter | — | Massachusetts |
| 40 | Eleanor Carley | 67 | Mother-in-law | — | England |
Pedigree Summary
Irene + 1 sibling
Gen 1 · 4 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)