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Robert Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Robert Ryan across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Nellie & Christopher — first a son (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Ryan |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Reading To. |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Salesman |
| Industry | Typewriter |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 250 |
| Highest Grade | C-3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Salesman |
| Township / Ward | Reading To |
| Est. Birth Year | ~1907 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Ryan | Son | — | 33 | ~1907 |
| Helena Ryan | Head | — | 62 | ~1878 |
| Mary Sheehan | Daughter | — | 31 | ~1909 |
| John Ryan | Son | — | 35 | ~1905 |
| Helen Ryan | Daughter | — | 36 | ~1904 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 12
Middlesex, Massachusetts · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Robert E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 22
Middlesex, Massachusetts · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada-English |
| Occupation | Salesman |
| Industry | Automobiles |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 33
Middlesex-County, Massachusetts · implied b. ~1907 — 5 household members
| Surname | Ryan |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Reading To. |
| 1935 Residence (County) | Middlesex |
| Occupation | Salesman |
| Industry | Typewriter |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 250 |
| Highest Grade | C-3 |
| 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 Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Nellie Ryan (~0.92 confidence) and father Christopher Ryan (~0.92 confidence) and mother Helena Ryan (~0.92 confidence) and father Robert Ryan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Nellie Ryan
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Christopher Ryan
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Helena Ryan
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
Robert Ryan
b. ~1885
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Ryan
Son · 1940 · age 33 · b. ~1907 · Massachusetts
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Sibling
Mary Sheehan
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Ryan
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Ryan
Sibling · 1940 · age 35
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
12 people indexed on this census page (nara:1940:m-t0627-01607-00586)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frederick S. Ormond | 56 | Head | Clerk | Massachusetts |
| 42 | Mary A. Ormond | 56 | Wife | — | Massachusetts |
| 43 | Mary J. Ormond | 24 | Daughter | Clerk | Massachusetts |
| 44 | Christine B. Hayes | 47 | Head | Teacher | Massachusetts |
| 45 | Margaret B. Hayes | 15 | Daughter | — | Massachusetts |
| 46 | Mary Clarke | 70 | Lodger | — | Massachusetts |
| 47 | Helena C. Ryan | 62 | Head | — | Massachusetts |
| 48 | Helen A. Ryan | 36 | Daughter | Sales Lady | Massachusetts |
| 49 | John C. Ryan | 35 | Son | Salesman | Massachusetts |
| 50 | Robert E. Ryan THIS PERSON | 33 | Son | Salesman | Massachusetts |
| 51 | Mary G. Sheehan | 31 | Daughter | — | Massachusetts |
| 52 | Leo C. Sheehan | 25 | Head-Law | — | Massachusetts |
Pedigree Summary
Robert + 3 siblings
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)