RE
Robert Evans — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Robert Evans across the 1910, 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Pinky & Percy — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Evans |
| Given Name | Robert H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Draftsman |
| Industry | Spray |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1252 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Draftsman |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1909 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Evans | Head | — | 31 | ~1909 |
| Robert Evans | Son | — | 4 | ~1936 |
| Ida Evans | Spouse | — | 27 | ~1913 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 3
Middlesex, Massachusetts · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | Robert A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 13
Middlesex, Massachusetts · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 23
Middlesex, Massachusetts · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | Robert H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Draughtsman |
| Industry | Spray Mach. Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | no |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 31
Middlesex-County, Massachusetts · implied b. ~1909 — 3 household members
| Surname | Evans |
| Given Name | Robert H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville city |
| 1935 Residence (County) | Middlesex |
| Occupation | Draftsman |
| Industry | Spray |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1252 |
| Highest Grade | H-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 Robert Evans across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Pinky Evans (~0.92 confidence) and father Percy Evans (~0.92 confidence) and mother Mary Evans (~0.92 confidence) and mother Mary Evans (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Pinky Evans
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Percy Evans
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mary Evans
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mary Evans
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Evans
Head · 1940 · age 31 · b. ~1909 · Massachusetts
★ You are viewing this record
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
37 people indexed on this census page (nara:1940:m-t0627-01704-00084)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Felice Di Pietro | 40 | Head | Assembler | Italy |
| 2 | Emilia Di Pietro | 40 | Wife | — | Italy |
| 3 | Anthony Di Pietro | 25 | Son | Attendant | Massachusetts |
| 4 | Nora Di Pietro | 22 | Daughter | Sewing | Massachusetts |
| 5 | Leroy Cater | 51 | Head | Laborer | New Hampshire |
| 6 | Grace Cater | 48 | Wife | — | New Hampshire |
| 7 | Dominic Longa | 63 | Head | Sorter | Italy |
| 8 | Albina Longa | 58 | Wife | Sorter | Italy |
| 9 | Louise Longa | 19 | Daughter | Presser | Massachusetts |
| 10 | Frank Di Masi | 28 | Son-in-law | Foreman | Massachusetts |
| 11 | Emma Di Masi | 25 | Daughter | Assembler | Massachusetts |
| 12 | Robert O'Connor | 44 | Son-in-law | Sorter | Massachusetts |
| 13 | Margaret O'Connor | 16 | Wife | — | Massachusetts |
| 14 | William O'Connor | 16 | Nephew | — | Massachusetts |
| 15 | Paul Merson | 21 | Head | Laborer | Massachusetts |
| 16 | Elvira Merson | 20 | Wife | — | Massachusetts |
| 17 | Pauline Merson | 1 | Daughter | — | Massachusetts |
| 18 | Vincenzo Bonaviri | 50 | Head | Laborer | Italy |
| 19 | Santa Bonaviri | 50 | Wife | — | Italy |
| 20 | Agripina Bonaviri | 20 | Daughter | Dressmaker | Massachusetts |
| 21 | Joseph Bonaviri | 17 | Son | New Worker | Massachusetts |
| 22 | Mario Bonaviri | 15 | Son | — | Massachusetts |
| 23 | Marianna Rosati | 50 | Head | — | Italy |
| 24 | Anthony Rosati | 16 | Son | — | Massachusetts |
| 25 | Catherine Zasega | 55 | Head | Maid | Italy |
| 26 | Joseph Ghiozzi | 34 | Head | Laborer | Italy |
| 27 | Elizabeth Ghiozzi | 28 | Wife | — | Massachusetts |
| 28 | Robert Ghiozzi | 8 | Son | — | Massachusetts |
| 29 | Joseph Ghiozzi | 6 | Son | — | Massachusetts |
| 30 | Carol Ghiozzi | 3 | Daughter | — | Massachusetts |
| 31 | Theresa Henry | 57 | Head | — | New Hampshire |
| 32 | Robert H. Evans THIS PERSON | 31 | Head | Draftsman | Massachusetts |
| 33 | Ida Evans | 27 | Wife | — | Massachusetts |
| 34 | Robert H. Jr. Evans | 4 | Son | — | Massachusetts |
| 35 | Bettina Venti | 46 | Head | — | Italy |
| 36 | Mary Venti | 25 | Daughter | Labeler | Massachusetts |
| 37 | Anna Venti | 23 | Daughter | Biller | Massachusetts |
Related Census Records
Pedigree Summary
Robert
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)