TM
Thomas Mcnamara — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Croix-County, Wisconsin
Our Model Tree links this Thomas Mcnamara across the 1930 and 1940 US Censuses in St.-Croix-County, Wisconsin (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 10-person household.
Age 59
b. ~1881
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Croix-County, Wisconsin |
| Surname | McNamara |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Stanton Town |
| 1935 Residence (County) | St Croix |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farmer |
| Class of Worker | O |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Stanton Town |
| Est. Birth Year | ~1881 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Mary Mcnamara | Daughter | — | 16 | ~1924 |
| Irene Mcnamara | Daughter | — | 17 | ~1923 |
| Ruth Mcnamara | Daughter | — | 11 | ~1929 |
| Rachel Mcnamara | Daughter | — | 8 | ~1932 |
| Margaret Mcnamara | Daughter | — | 15 | ~1925 |
| Rita Mcnamara | Daughter | — | 10 | ~1930 |
| Kathleen Mcnamara | Daughter | — | 14 | ~1926 |
| Thomas Mcnamara | Head | — | 59 | ~1881 |
| Angela Mcnamara | Daughter | — | 12 | ~1928 |
| Rose Mcnamara | Spouse | — | 47 | ~1893 |
Census Appearances
1930
St Croix, …
Head, age 49
St Croix, Wisconsin · implied b. ~1881 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 41 |
| Father's Birthplace | New York |
| Mother's Birthplace | Wisconsin |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | P |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
St.-Croix-County, Wisconsin
Head, age 59
St.-Croix-County, Wisconsin · implied b. ~1881 — 10 household members
| Surname | McNamara |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Stanton Town |
| 1935 Residence (County) | St Croix |
| Occupation | Farmer |
| Industry | Farmer |
| Class of Worker | O |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Thomas Mcnamara across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Mcnamara
Head · 1940 · age 59 · b. ~1881 · Wisconsin
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Croix-County, Wisconsin
Open full size
1940 US Federal Census — St.-Croix-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04522-00629)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Earl Foreman | 40 | Brother | Farmer | Wisconsin |
| 2 | Florence Higgins | 38 | Sister | — | Wisconsin |
| 3 | John Higgins | 14 | Son | — | Wisconsin |
| 4 | Thomas Mcnamara THIS PERSON | 59 | Head | Farmer | Wisconsin |
| 5 | Rose Mcnamara | 47 | Wife | — | S. Dak. |
| 6 | Irene Mcnamara | 17 | Daughter | — | Wisconsin |
| 7 | Mary Jo Mcnamara | 16 | Daughter | — | Wisconsin |
| 8 | Margaret Mcnamara | 15 | Daughter | — | Wisconsin |
| 9 | Kathleen Mcnamara | 14 | Daughter | — | Wisconsin |
| 10 | Angela Mcnamara | 12 | Daughter | — | Wisconsin |
| 11 | Ruth Ann Mcnamara | 11 | Daughter | — | Wisconsin |
| 12 | Rita Mcnamara | 10 | Daughter | — | Wisconsin |
| 13 | Rachel Mcnamara | 8 | Daughter | — | Wisconsin |
| 14 | Albert Ailts | 31 | Head | Farmer | Iowa |
| 15 | Alice Ailts | 33 | Wife | — | Minn. |
| 16 | Duane Ailts | 8 | Son | — | Wisconsin |
| 17 | Agnes Ailts | 4 | Daughter | — | Wisconsin |
| 18 | Hans Clausen | 68 | Head | Farmer | Germany |
| 19 | Ella Clausen | 70 | Wife | — | Germany |
| 20 | Mary Clausen | 35 | Daughter | Maid | Iowa |
| 21 | Edward Clausen | 36 | Son | Farmer | Iowa |
| 22 | Catherine Clausen | 24 | Daughter | Maid | Iowa |
| 23 | Floyd Johnston | 23 | Head | Farming | Wis. |
| 24 | Alta Johnston | 22 | Wife | — | Minn. |
| 25 | Darlene Johnston | 2 | Daughter | — | Wis. |
| 26 | Sherwood Johnston | 0 | Son | — | Wis. |
| 27 | Agnes Kruschke | 73 | Mother | Farming | Wis. |
| 28 | Alvin Kruschke | 38 | Son | Farmer | Wis. |
| 29 | Clifford Behr | 28 | Head | Farmer | Wis. |
| 30 | Agnes Behr | 32 | Wife | — | Minn. |
| 31 | August Behr | 65 | Head | Farmer | Wis. |
| 32 | Emma Behr | 65 | Wife | — | Germany |
| 33 | Carl Johnson | 43 | Head | Farmer | Minn. |
| 34 | Margaret Johnson | 38 | Wife | — | Wis. |
| 35 | Verda Johnson | 14 | Daughter | — | Wis. |
| 36 | Gloria Johnson | 11 | Daughter | — | Minn. |
| 37 | Evelyn Johnson | 9 | Daughter | — | Wis. |
| 38 | Katherine Johnson | 7 | Daughter | — | Wis. |
| 39 | Donald Johnson | 6 | Son | — | Wis. |
| 40 | Deane Johnson | 4 | Daughter | — | Wis. |
Related Census Records
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)