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James Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this James Ryan across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Mary — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Ryan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | State Hospital |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Chauffeur |
| Township / Ward | Malden City |
| Est. Birth Year | ~1911 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Ryan | Daughter | — | 5 | ~1935 |
| James Ryan | Head | — | 29 | ~1911 |
| Richard Ryan | Son | — | 5 | ~1935 |
| Francis Ryan | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 5
Middlesex, Massachusetts · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 17
Middlesex, Massachusetts · implied b. ~1913 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Messenger |
| Industry | Telegraph |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 29
Middlesex-County, Massachusetts · implied b. ~1911 — 4 household members
| Surname | Ryan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden City |
| 1935 Residence (County) | Middlesex |
| Occupation | Chauffeur |
| Industry | State Hospital |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 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 James Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Ryan (~0.92 confidence) and mother Mary Ryan (~0.92 confidence) and father James Ryan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Ryan
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Mary Ryan
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
James Ryan
b. ~1891
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Ryan
Head · 1940 · age 29 · b. ~1911 · 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
40 people indexed on this census page (nara:1940:m-t0627-01608-00249)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catherine Woodworth | 25 | Daughter | Painter | Massachusetts |
| 42 | Ernest F. Woodworth | 62 | Head | Painter | Canada-English |
| 43 | Mary A. Woodworth | 60 | Wife | — | Massachusetts |
| 44 | John Barrett | 39 | Head | Laborer | Massachusetts |
| 45 | Marie F. Barrett | 35 | Wife | Shoe Maker | Massachusetts |
| 46 | People The Hallowell | None | Live | — | — |
| 47 | Helena Morrison | 30 | Head | Matron | Massachusetts |
| 48 | Robert Knobel | 29 | Head | Shipper | Maine |
| 49 | Mary Knobel | 28 | Wife | — | Massachusetts |
| 50 | John Sullivan | 36 | Head | Shoe Maker | Ireland |
| 51 | Anna Sullivan | 21 | Daughter | Clerical | Massachusetts |
| 52 | Helen E. Sullivan | 19 | Daughter | Stenographer | Massachusetts |
| 53 | Frank Gagliardi | 23 | Head | Machinist | Massachusetts |
| 54 | Annie N. Gagliardi | 24 | Wife | — | Massachusetts |
| 55 | Frank Kalazunck | 51 | Head | Rubber Worker | Lithuania |
| 56 | Amelia Kalazunck | 46 | Wife | Waitress | Massachusetts |
| 57 | Following The | 529 | People | — | — |
| 58 | John H. Palmer | 34 | Head | Chauffeur | Massachusetts |
| 59 | Margaret Palmer | 34 | Wife | — | Massachusetts |
| 60 | George Palmer | 13 | Son | Truckman | Massachusetts |
| 61 | Mildred Palmer | 11 | Daughter | — | Massachusetts |
| 62 | Margaret Palmer | 4 | Daughter | — | Massachusetts |
| 63 | James Ryan THIS PERSON | 29 | Head | Chauffeur | Massachusetts |
| 64 | Francis Ryan | 29 | Wife | — | Massachusetts |
| 65 | Richard B. Ryan | 5 | Son | — | Massachusetts |
| 66 | Dorothy J. Ryan | 5 | Daughter | — | Massachusetts |
| 67 | Bernadino Castellucci | 53 | Head | Mason | Italy |
| 68 | Carmela Castellucci | 51 | Wife | — | Italy |
| 69 | Angelo Pisani | 40 | Head | Laborer | Massachusetts |
| 70 | Salvatore De Julio | 67 | Head | — | Italy |
| 71 | Mary De Julio | 65 | Wife | — | Italy |
| 72 | Rose De Julio | 30 | Daughter | Clerical | Massachusetts |
| 73 | Ann De Julio | 26 | Daughter | Typist | Massachusetts |
| 74 | Antoinette De Julio | 23 | Daughter | Packer | Massachusetts |
| 75 | Victor Bolero | 44 | Head | Packer | Italy |
| 76 | Florence Bolero | 39 | Wife | Shoe Maker | Massachusetts |
| 77 | John Bolero | 19 | Son | Service Boy | Massachusetts |
| 78 | Anthony Bolero | 18 | Son | — | Massachusetts |
| 79 | Ellen O'Leary | 68 | Sister | Operator | Massachusetts |
| 80 | Ray E. Kane | 52 | Head | Laborer | Pennsylvania |
Pedigree Summary
James
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)