RS
Richard Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Richard Smith across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Charles & Alfred — first a son (b.~1918), then head of a 11-person household.
Age 22
b. ~1918
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Smith |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Chelsea |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | landscaping |
| Industry | sewerage project |
| Class of Worker | GW |
| Hours Worked | 36 |
| Income (1939) | 180 |
| Highest Grade | H 3 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Landscaping |
| Township / Ward | Everett |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Barbara Smith | Daughter | — | 7 | ~1933 |
| Mildred Smith | Daughter | — | 17 | ~1923 |
| Virginia Smith | Daughter | — | 13 | ~1927 |
| Alfred Smith | Head | — | 41 | ~1899 |
| John Smith | Son | — | 19 | ~1921 |
| Alfred Smith | Son | — | 15 | ~1925 |
| Robert Smith | Son | — | 21 | ~1919 |
| Philip Smith | Son | — | 10 | ~1930 |
| Richard Smith | Son | — | 22 | ~1918 |
| James Smith | Son | — | 12 | ~1928 |
| Mildred Smith | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 1
Suffolk, Massachusetts · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 11
Suffolk, Massachusetts · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 22
Middlesex-County, Massachusetts · implied b. ~1918 — 11 household members
| Surname | Smith |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Chelsea |
| 1935 Residence (County) | Suffolk |
| Occupation | landscaping |
| Industry | sewerage project |
| Class of Worker | GW |
| Hours Worked | 36 |
| Income (1939) | 180 |
| 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 Richard Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Smith (~0.92 confidence) and father Alfred Smith (~0.92 confidence) and father Samuel Smith (~0.92 confidence) and mother Alice Smith (~0.92 confidence) and mother Catherine Smith (~0.92 confidence) and mother Mildred Smith (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Smith
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Alfred Smith
b. ~1899
Source father
● Household
· direct · ~0.92
Father
Samuel Smith
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Alice Smith
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Catherine Smith
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Mildred Smith
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard Smith
Son · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
Mildred Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Philip Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Smith
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Smith
Sibling · 1940 · age 13
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-t0627-01605-00160)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alfred Smith | 41 | Head | Laborer | Massachusetts |
| 2 | Mildred Smith | 40 | Wife | — | Connecticut |
| 3 | Richard Smith THIS PERSON | 22 | Son | Landscaping | Massachusetts |
| 4 | Robert Smith | 21 | Son | Mess Boy | Massachusetts |
| 5 | John Smith | 19 | Son | New Worker | Massachusetts |
| 6 | Mildred Smith | 17 | Daughter | — | Massachusetts |
| 7 | Alfred Smith | 15 | Son | — | Massachusetts |
| 8 | Virginia Smith | 13 | Daughter | — | Massachusetts |
| 9 | Philip Smith | 10 | Son | — | Massachusetts |
| 10 | Barbara Smith | 7 | Daughter | — | Massachusetts |
| 11 | James Smith | 12 | Son | — | Massachusetts |
| 12 | John R. Leighton | 47 | Head | Lens Grinder | Massachusetts |
| 13 | Frances Leighton | 19 | Daughter | — | Massachusetts |
| 14 | Maude E. Billings | 68 | Mother-in-law | Housekeeper | Maine |
| 15 | Charles Trafton | 22 | Head | Bell Hop | Massachusetts |
| 16 | Clara Trafton | 21 | Wife | — | Massachusetts |
| 17 | Joan Trafton | 2 | Daughter | — | Massachusetts |
| 18 | Caro Cameron | 66 | Head | — | Maine |
| 19 | Edith Trafton | 45 | Daughter | — | Massachusetts |
| 20 | Miles Mcadow | Mcadall | 58 | Head | — | Pennsylvania |
| 21 | Grace Mcadow | Mcadall | 64 | Wife | — | Massachusetts |
| 22 | Louis Samson | 50 | Head | Barber | Italy |
| 23 | John Samson | 39 | Son | Cutter | Massachusetts |
| 24 | Charles Samson | 17 | Son | — | Massachusetts |
| 25 | Jeremiah Samson | 33 | Son | Laborer | Massachusetts |
| 26 | Louis Samson | 14 | Son | — | Massachusetts |
| 27 | Edward Frammartino | 31 | Son-in-law | Chauffeur | Italy |
| 28 | Edith Frammartino | 35 | Daughter | — | Massachusetts |
| 29 | William Frammartino | 5 | Grandson | — | Massachusetts |
| 30 | Angela Frammartino | 4 | Granddaughter | — | Massachusetts |
| 31 | Joseph Raldone | 24 | Head | Puller | Massachusetts |
| 32 | Elvira Raldone | 21 | Wife | — | Massachusetts |
| 33 | Patrick Ricci | 33 | Head | Laborer | Massachusetts |
| 34 | Agnes Ricci | 32 | Wife | — | Massachusetts |
| 35 | John Ricci | 8 | Son | — | Massachusetts |
| 36 | Kenneth Ricci | 2 | Son | — | Massachusetts |
| 37 | John Rich | 45 | Head | Engineer | Italy |
| 38 | Barbara Rich | 59 | Wife | — | Italy |
| 39 | Edna Rich | 19 | Daughter | — | Massachusetts |
| 40 | Dewey Rich | 17 | Son | — | Massachusetts |
Pedigree Summary
Richard + 8 siblings
Gen 1 · 6 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)