JD
James Donovan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Macon-County, Illinois
Our Model Tree links this James Donovan across the 1920, 1930 and 1940 US Censuses in Macon-County, Illinois (XGBoost, ~Confirmed), with identified parents James & Elizabeth — first a son (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Macon-County, Illinois |
| Surname | Donovan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Decatur City |
| 1935 Residence (County) | Macon |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steam Railroad Shops |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 988 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Decatur 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Donovan | Head | — | 67 | ~1873 |
| Elizabeth Donovan | Spouse | — | 62 | ~1878 |
| Margaret Donovan | Daughter | — | 34 | ~1906 |
| James Donovan | Son | — | 31 | ~1909 |
Census Appearances
1920
Macon, Illinois
Son, age 11
Macon, Illinois · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Macon, Illinois
Son, age 21
Macon, Illinois · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | James F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | General Laborer |
| Industry | Railroad Shops |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macon-County, Illinois
Son, age 31
Macon-County, Illinois · implied b. ~1909 — 4 household members
| Surname | Donovan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Decatur City |
| 1935 Residence (County) | Macon |
| Occupation | Laborer |
| Industry | Steam Railroad Shops |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 988 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 James Donovan (~0.92 confidence) and mother Elizabeth Donovan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Donovan
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Donovan
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Donovan
Son · 1940 · age 31 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Margaret Donovan
Sibling · 1940 · age 34
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 — Macon-County, Illinois
Open full size
1940 US Federal Census — Macon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00843-00077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ida M. Finson | 66 | Head | — | Illinois |
| 2 | Idetty Rapp | 73 | Sister | — | Indiana |
| 3 | Doris Spangler | 46 | Neice | Cashier | Illinois |
| 4 | Vincent Griffen | 22 | Lodger | Salesman | Indiana |
| 5 | Susan J. Lamming | 70 | Head | — | Illinois |
| 6 | Charles Lyman | 54 | Head | Driver | Illinois |
| 7 | Iva Lyman | 51 | Wife | — | Illinois |
| 8 | Gerald Miller | 39 | Son-in-law | Pressman | Indiana |
| 9 | Maxine B. Miller | 34 | Daughter | — | Illinois |
| 10 | William Lebeau | 47 | Head | Pin Ball Operator | Missouri |
| 11 | Mary Lebeau | 48 | Wife | — | Texas |
| 12 | Marion Lebeau | 17 | Son | — | Missouri |
| 13 | Hazel Lebeau | 14 | Daughter | — | Missouri |
| 14 | Rayfort Lebeau | 11 | Son | — | Missouri |
| 15 | Lynn Sanders | 32 | Head | Salesman | Illinois |
| 16 | Dorothy Sanders | 23 | Wife | — | Illinois |
| 17 | Margaret Hughes | 72 | Head | — | Illinois |
| 18 | Walter Hughes | 38 | Son | Maintenance Patrolman | Illinois |
| 19 | Clifford Weaver | 41 | Head | Teller | Illinois |
| 20 | Claudia Weaver | 37 | Wife | — | Illinois |
| 21 | Eleanor Jean Weaver | 11 | Daughter | — | Illinois |
| 22 | David Oakes | 52 | Head | — | Illinois |
| 23 | Mabel Oakes | 19 | Daughter | — | Illinois |
| 24 | Emanuel Hatchett | 52 | Head | Coach Carpenter | Belgium |
| 25 | Emma Hatchett | 54 | Wife | — | Illinois |
| 26 | Velma Kushmer | 26 | Lodger | Core Maker | Illinois |
| 27 | Marguerite Summers | 26 | Lodger | Elevator Operator | Indiana |
| 28 | Ruth Sanders | 24 | Lodger | Secretary | Nebraska |
| 29 | Roy Huff | 53 | Head | Delivery | Illinois |
| 30 | Anna Huff | 52 | Wife | — | Illinois |
| 31 | Helen Huff | 29 | Daughter | Credit Mgr. | Illinois |
| 32 | Richard Huff | 22 | Son | Welder | Illinois |
| 33 | Dorothy Huff | 17 | Daughter | — | Illinois |
| 34 | Nina Luty | 74 | Head | — | Illinois |
| 35 | Arthur Swigart | 36 | Head | Jeweler | Illinois |
| 36 | Mabel Swigart | 45 | Wife | — | Illinois |
| 37 | James F. Donovan | 67 | Head | Salesman | Illinois |
| 38 | Elizabeth Donovan | 62 | Wife | — | Illinois |
| 39 | Margaret Donovan | 34 | Daughter | Nurse-Reg. | Illinois |
| 40 | James Donovan THIS PERSON | 31 | Son | Laborer | Illinois |
Related Census Records
Pedigree Summary
James + 1 sibling
Gen 1 · 2 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)