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James Mcnamara — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Livingston-County, Michigan
Our Model Tree links this James Mcnamara across the 1920, 1930 and 1940 US Censuses in Livingston-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Livingston-County, Michigan |
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Genoa Twp |
| 1935 Residence (County) | Livingston |
| Additional Details | |
| Occupation | Farm operator |
| Industry | Private Farm |
| Class of Worker | OA |
| Hours Worked | 106 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Farm Operator |
| Township / Ward | Genoa Twp |
| Est. Birth Year | ~1888 |
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 Mcnamara | Head | — | 52 | ~1888 |
| Hazel Mcnamara | Spouse | — | 47 | ~1893 |
| Theodore Mcnamara | Son | — | 20 | ~1920 |
| Frederic Mcnamara | Son | — | 26 | ~1914 |
Census Appearances
1920
Livingston, Michigan
Head, age 33
Livingston, Michigan · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | New York |
| Mother's Birthplace | Michigan |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Livingston, Michigan
Head, age 42
Livingston, Michigan · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 29 |
| Father's Birthplace | New York |
| Mother's Birthplace | Michigan |
| Occupation | Farmer |
| Industry | Gen Farming |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Livingston-County, Michigan
Head, age 52
Livingston-County, Michigan · implied b. ~1888 — 4 household members
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Genoa Twp |
| 1935 Residence (County) | Livingston |
| Occupation | Farm operator |
| Industry | Private Farm |
| Class of Worker | OA |
| Hours Worked | 106 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Mcnamara across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Mcnamara
Head · 1940 · age 52 · b. ~1888 · Michigan
★ 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 — Livingston-County, Michigan
Open full size
1940 US Federal Census — Livingston-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01780-00153)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alfred R. Boutin | 51 | Head | Machinist | Michigan |
| 42 | Nellie Boutin | 49 | Wife | Restaurant Oper. | Canada English |
| 43 | Howard Boutin | 27 | Son | Waiter | Michigan |
| 44 | June Boutin | 17 | Daughter | Waitress | Michigan |
| 45 | Wilson M. Swatz | 33 | Head | Laborer | Ohio |
| 46 | Alice Swatz | 25 | Wife | — | Ohio |
| 47 | La Roy Swatz | 4 | Son | — | Michigan |
| 48 | Bruce P. Urban | 30 | Head | Superintendent | Indiana |
| 49 | Mary Urban | 27 | Wife | — | Indiana |
| 50 | James Davidge | 27 | Head | Salesman | S. Wales |
| 51 | Marietta Davidge | 23 | Wife | — | Michigan |
| 52 | Marietta Davidge | 3 | Daughter | — | Michigan |
| 53 | James Davidge | 2 | Son | — | Michigan |
| 54 | Alex G. Dieterle | 36 | Head | Mechanic | Michigan |
| 55 | Beulah Dieterle | 22 | Sister | Laborer | Michigan |
| 56 | John H. Renirie | 36 | Head | Tool + Die Maker | Holland |
| 57 | Florence Renirie | 25 | Wife | — | Michigan |
| 58 | Patricia Renirie | 14 | Daughter | — | Michigan |
| 59 | Jack Renirie | 12 | Son | — | Michigan |
| 60 | Harry F. Bort | 50 | Head | Ticket Broker | Ohio |
| 61 | Rose Bort | 50 | Wife | — | Michigan |
| 62 | Harry F. Bort | 25 | Son | Bookkeeper | Michigan |
| 63 | Henry Brines | 34 | Lodger | Clerk | Canada English |
| 64 | Bra C. Carry | 70 | Head | Dentist | Michigan |
| 65 | Anna L. Carry | 61 | Wife | — | Michigan |
| 66 | James Mcnamara THIS PERSON | 52 | Head | Farm Operator | Michigan |
| 67 | Hazel E. Mcnamara | 47 | Wife | — | Michigan |
| 68 | Frederic S. Mcnamara | 26 | Son | School Teacher | Michigan |
| 69 | Theodore J. Mcnamara | 20 | Son | Farm Hand | Michigan |
| 70 | Arthur J. Parker | 31 | Head | Machinist | Michigan |
| 71 | Gladys Parker | 30 | Wife | — | Michigan |
| 72 | Robert P. Yates | 53 | Head | Farm Operator | Kansas |
| 73 | Ada M. Yates | 54 | Wife | — | Michigan |
| 74 | Everut Yates | 27 | Son | Farm Hand | Michigan |
| 75 | Edwin Saether | 48 | Head | — | Illinois |
| 76 | Anna Saether | 42 | Wife | — | Illinois |
| 77 | Harold C. Hayner | 26 | Head | Welder | Michigan |
| 78 | Clara Hayner | 22 | Wife | — | Ohio |
| 79 | Clyde Hayner | 1 | Son | — | Michigan |
| 80 | James Howell | 60 | Head | — | Ohio |
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)