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James Donovan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this James Donovan across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Henry — first a head (b.~1883), then head of a 4-person household.
Age 57
b. ~1883
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Donovan |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Medford City |
| Est. Birth Year | ~1883 |
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 |
|---|---|---|---|---|
| James Donovan | Son | — | 26 | ~1914 |
| Queenie Donovan | Spouse | — | 50 | ~1890 |
| James Donovan | Head | — | 57 | ~1883 |
| Eileen Donovan | Daughter | — | 23 | ~1917 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 33
Middlesex, Massachusetts · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Occupation | Manager |
| Industry | Lumber Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 44
Middlesex, Massachusetts · implied b. ~1886 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Irish Free State |
| Occupation | Truck driver |
| Industry | Lumber |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 57
Middlesex-County, Massachusetts · implied b. ~1883 — 4 household members
| Surname | Donovan |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| 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 Donovan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Donovan (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Donovan
b. ~1854
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Donovan
Head · 1940 · age 57 · b. ~1883 · 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-t0627-01612-00658)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alden L. Clark | 43 | Head | Master Mariner | Massachusetts |
| 2 | Evelyn M. Clark | 42 | Wife | — | Massachusetts |
| 3 | Alden L. Jr. Clark | 7 | Son | — | Massachusetts |
| 4 | James Tortis | 36 | Head | Insurance | Massachusetts |
| 5 | Pauline Tortis | 30 | Sister | — | Massachusetts |
| 6 | Joan P. Tortis | 6 | Niece | — | Massachusetts |
| 7 | Pauline Costa | 86 | Grandmother | — | France |
| 8 | Henry Costa | 60 | Uncle | Laborer | France |
| 9 | Edith T. Lodge | 53 | Head | Nurse | Massachusetts |
| 10 | Brother Thomas | 66 | Brother | Clerk | New York |
| 11 | Constance Collins | 32 | Lodger | Saleslady | Massachusetts |
| 12 | Elsie Montgomery | 65 | Head | — | Canada English |
| 13 | Margaret A. Montgomery | 58 | Daughter | — | Canada English |
| 14 | Jessie A. Montgomery | 54 | Daughter | Supervisor | Canada English |
| 15 | Effie H. Montgomery | 48 | Daughter | Clerk | Canada English |
| 16 | Mary H. Shea | 63 | Head | Cook | Canada English |
| 17 | Mary F. Shea | 32 | Daughter | Teacher | Massachusetts |
| 18 | Guy P. Hale | 47 | Head | Fish Dealer | Massachusetts |
| 19 | Martha L. Hale | 48 | Wife | — | Massachusetts |
| 20 | Ruth M. Hale | 20 | Daughter | — | Massachusetts |
| 21 | Willard M. Hale | 16 | Son | — | Massachusetts |
| 22 | James A. Donovan THIS PERSON | 57 | Head | — | Massachusetts |
| 23 | Queenie Donovan | 50 | Wife | — | Canada English |
| 24 | James L. Donovan | 26 | Son | Cutter | Wisconsin |
| 25 | Eileen M. Donovan | 23 | Daughter | Machine Operator | Canada English |
| 26 | John J. Tobin | 43 | Head | Top Of Coal | Massachusetts |
| 27 | Jacqueline Tobin | 11 | Daughter | — | Massachusetts |
| 28 | Richard Tobin | 8 | Son | — | Massachusetts |
| 29 | Ora Hennefic | 58 | Housekeeper | Housekeeper | Massachusetts |
| 30 | Lawrence Baruffaldi | 37 | Head | Contractor | Massachusetts |
| 31 | Dorothy Baruffaldi | 36 | Wife | — | Massachusetts |
| 32 | Joan M. Baruffaldi | 4 | Daughter | — | Massachusetts |
| 33 | Lawrence Jr. Baruffaldi | 2 | Son | — | Massachusetts |
| 34 | George W. Lowe | 29 | Head | Traffic Man | Massachusetts |
| 35 | Mary C. Lowe | 27 | Wife | Price Applier | Massachusetts |
| 36 | Harvey D. Sprague | 44 | Head | District Manager | Maine |
| 37 | Vera C. Sprague | 41 | Wife | — | Massachusetts |
| 38 | Darrell C. Sprague | 16 | Son | — | Massachusetts |
| 39 | Harvey D. Jr. Sprague | 14 | Son | — | Massachusetts |
| 40 | Irene M. Sprague | 11 | Daughter | — | Massachusetts |
Pedigree Summary
James
Gen 1 · 1 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)