RS
Rufus Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Rufus Smith across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Rufus & Mabel — first a son (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Smith |
| Given Name | Rufus W. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | MELROSE CITY |
| 1935 Residence (County) | MIDDLESEX |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 332 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Mechanic |
| Township / Ward | Melrose City |
| Est. Birth Year | ~1916 |
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 Rufus | Age | Birth yr |
|---|---|---|---|---|
| Mabel Smith | Spouse | — | 54 | ~1886 |
| Rufus Smith | Head | — | 53 | ~1887 |
| Constance Smith | Daughter | — | 18 | ~1922 |
| Rufus Smith | Son | — | 24 | ~1916 |
| Isabella Van Riper | Other | — | 77 | ~1863 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 4
Middlesex, Massachusetts · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Rufus W 3rd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 14
Middlesex, Massachusetts · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Rufus W. 3rd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 24
Middlesex-County, Massachusetts · implied b. ~1916 — 5 household members
| Surname | Smith |
| Given Name | Rufus W. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | MELROSE CITY |
| 1935 Residence (County) | MIDDLESEX |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 332 |
| 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 Rufus Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Rufus Smith (~0.92 confidence) and mother Mabel Smith (~0.92 confidence) and mother Mabel Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Rufus Smith
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mabel Smith
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mabel Smith
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Rufus Smith
Son · 1940 · age 24 · b. ~1916 · Massachusetts
★ You are viewing this record
Sibling
Constance 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 — 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-t0627-01613-00330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ethel M. Robichaud | 6 | — | — | Massachusetts |
| 2 | Joseph G. Robichaud | 28 | Brother | Truck Lubricator | Massachusetts |
| 3 | Thomas V. Corley | 61 | Head | — | New York |
| 4 | Adhia M. Corley | 58 | Wife | — | Vermont |
| 5 | Robert V. Corley | 25 | Son | Traveling Salesman | Massachusetts |
| 6 | Burton H. Corley | 24 | Son | Executive | Massachusetts |
| 7 | Clayton R. Corley | 21 | Son | Salesman | Massachusetts |
| 8 | George J. Burke | 35 | Lodger | Chauffeur | Massachusetts |
| 9 | Lottie Ruliff | 70 | Lodger | — | Maine |
| 10 | Gertrude Peaks | 62 | Lodger | — | Massachusetts |
| 11 | Rufus W. Smith | 53 | Head | Manager Owner | Massachusetts |
| 12 | Mabel A. Smith | 54 | Wife | — | New York |
| 13 | Rufus W. Jr. Smith THIS PERSON | 24 | Son | Mechanic | Massachusetts |
| 14 | Constance H. Smith | 18 | Daughter | — | Massachusetts |
| 15 | Isabella Van Riper | 77 | Mother-in-law | — | New York |
| 16 | Chester W. Woodbury | 57 | Head | Carpenter | Massachusetts |
| 17 | Alice J. Woodbury | 55 | Wife | — | Massachusetts |
| 18 | Frank G. Meriam | 36 | Head | Traveling Salesman | Massachusetts |
| 19 | Ida L. Meriam | 37 | Wife | — | Massachusetts |
| 20 | Norman H. B. Jessop | 31 | Head | Clerk | England |
| 21 | Ruth S. Jessop | 30 | Wife | — | Massachusetts |
| 22 | Norman S. Jessop | 5 | Son | — | Massachusetts |
| 23 | Joseph M. Souter | 71 | Head | — | Massachusetts |
| 24 | Elizabeth Souter | 65 | Wife | — | Scotland |
| 25 | Mary Souter | 65 | Sister | Laborer | Massachusetts |
| 26 | Fred Keimie | 34 | Lodger | Executive Grade | Massachusetts |
| 27 | Effie M. Pottle | 55 | Head | Teacher | Maine |
| 28 | Annie Pottle | 84 | Mother | — | Maine |
| 29 | George W. Pottle | 39 | Brother | Traveling Salesman | Maine |
| 30 | Harold F. Furber | 56 | Head | Dealer | Massachusetts |
| 31 | Annie M. Furber | 55 | Wife | — | Massachusetts |
| 32 | Harold F. Jr. Furber | 24 | Son | — | Massachusetts |
| 33 | Morton D. Furber | 20 | Son | — | Massachusetts |
| 34 | Louise Furber | 16 | Daughter | — | Massachusetts |
| 35 | John D. Spaulding | 62 | Head | Physician | Massachusetts |
| 36 | Marie Spaulding | 46 | Wife | — | Massachusetts |
| 37 | Mary T. Mackanna | 55 | Housekeeper | Housekeeper | Massachusetts |
| 38 | Alfred D. Whitney | 32 | Head | Teacher | Massachusetts |
| 39 | Margaret L. Whitney | 32 | Wife | — | Connecticut |
| 40 | Robert L. Whitney | 9 | Son | — | Massachusetts |
Related Census Records
Pedigree Summary
Rufus + 1 sibling
Gen 1 · 3 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)