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James Mcnamara — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Orleans, Louisiana
Our Model Tree links this James Mcnamara across the 1910 and 1920 US Censuses in Orleans, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1904), then head of a 8-person household.
Age 16
b. ~1904
Male
Son
Born: Louisiana
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Orleans, Louisiana |
| Surname | McNamara |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Additional Details | |
| Occupation | News Paper |
| Industry | Route |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | News Paper |
| Township / Ward | New Orleans |
| Est. Birth Year | ~1904 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Josephine Mcnamara | Daughter | — | 14 | ~1906 |
| James Mcnamara | Son | — | 16 | ~1904 |
| Catherine Mcnamara | Daughter | — | 19 | ~1901 |
| Irma Mcnamara | Daughter | — | 22 | ~1898 |
| Robert Mcnamara | Son | — | 9 | ~1911 |
| Joseph Mcnamara | Son | — | 21 | ~1899 |
| James Mcnamara | Head | — | 54 | ~1866 |
| Catherine Mcnamara | Spouse | — | 52 | ~1868 |
Census Appearances
1910
Orleans, Louisiana
Son, age 6
Orleans, Louisiana · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1920
Orleans, Louisiana
Son, age 16
Orleans, Louisiana · implied b. ~1904 — 8 household members
| Surname | McNamara |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | News Paper |
| Industry | Route |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 2 US Census years (1910 and 1920) in Orleans, Louisiana, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcnamara
Son · 1920 · age 16 · b. ~1904 · Louisiana
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Sibling
Robert Mcnamara
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mcnamara
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Mcnamara
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irma Mcnamara
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mcnamara
Sibling · 1920 · age 19
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
1920 US Federal Census — Orleans, Louisiana
Open full size
1920 US Federal Census — Orleans, Louisiana
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu619unit:0724)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Eulalie Mclaughlin | 25 | Wife | None | Louisiana |
| 52 | Marguerite Mclaughlin | 5 | Daughter | None | Louisiana |
| 53 | Eulalie Mclaughlin | 3 | Daughter | None | Louisiana |
| 54 | Peter W. Vidal | 24 | Head | Telegrapher | Louisiana |
| 55 | Isabel Vidal | 24 | Wife | None | Louisiana |
| 56 | Isabel Vidal | 2 | Daughter | None | Louisiana |
| 57 | Irene Vidal | 0 | Daughter | None | Louisiana |
| 58 | Ollie Leibaf | 21 | Servant | Servant | Louisiana |
| 59 | D. John Donahue | 62 | Head | Laborer | Louisiana |
| 60 | Nellie Donahue | 49 | Wife | None | Louisiana |
| 61 | George Donahue | 17 | Son | Clerk | Louisiana |
| 62 | Jessie Donahue | 11 | Son | Paper Carrier | Louisiana |
| 63 | William Donahue | 7 | Son | None | Louisiana |
| 64 | Mary Donahue | 67 | Sister | None | England |
| 65 | Randolph Donahue | 40 | Son | Laborer | Louisiana |
| 66 | Katie Foster | 46 | Head | None | Louisiana |
| 67 | Katie Foster | 17 | Daughter | Secretary | Louisiana |
| 68 | Irene Foster | 13 | Daughter | None | Louisiana |
| 69 | James Blocher | 49 | Head | Watchman | Louisiana |
| 70 | Emma Blocher | 45 | Wife | None | Louisiana |
| 71 | James Blocher | 21 | Son | None | England |
| 72 | Peter Sr. Vidal | 51 | Head | Telegrapher | Louisiana |
| 73 | Marguerite Vidal | 47 | Wife | None | Louisiana |
| 74 | Theodore Vidal | 4 | Son | None | Louisiana |
| 75 | Marguerite Vidal | 2 | Daughter | None | Louisiana |
| 76 | Eileen Vidal | 0 | Daughter | None | Louisiana |
| 77 | James H. Mcnamara | 54 | Head | Carpenter | Louisiana |
| 78 | Catherine Mcnamara | 52 | Wife | None | Louisiana |
| 79 | Irma Mcnamara | 22 | Daughter | None | Louisiana |
| 80 | Joseph Mcnamara | 21 | Son | Clerk | Louisiana |
| 81 | Catherine Mcnamara | 19 | Daughter | None | Louisiana |
| 82 | James Jr. Mcnamara THIS PERSON | 16 | Son | News Paper | Louisiana |
| 83 | Josephine Mcnamara | 14 | Daughter | None | Louisiana |
| 84 | Robert Mcnamara | 9 | Son | None | Louisiana |
| 85 | Louis Indy | 55 | Head | Laborer | Louisiana |
| 86 | Emma Indy | 44 | Wife | None | Louisiana |
| 87 | Rosario Pizzitola | 54 | Head | Laborer | Italy |
| 88 | Sarah Pizzitola | 38 | Wife | None | Italy |
| 89 | Nick Pizzitola | 21 | Son | Laborer | Louisiana |
| 90 | Frank Pizzitola | 18 | Son | Laborer | Louisiana |
| 91 | Dominic Pizzitola | 16 | Son | Laborer | Louisiana |
| 92 | Anthony Pizzitola | 14 | Son | Laborer | Louisiana |
| 93 | Angelina Pizzitola | 11 | Daughter | None | Louisiana |
| 94 | Virginia Pizzitola | 3 | Daughter | None | Louisiana |
| 95 | Joseph Montalbano | 49 | Head | Laborer | Italy |
| 96 | Mary Montalbano | 43 | Wife | None | Italy |
| 97 | Dominic Montalbano | 19 | Son | None | Louisiana |
| 98 | Jennie Montalbano | 14 | Daughter | None | Louisiana |
| 99 | Sam Montalbano | 10 | Son | None | Louisiana |
| 100 | Louisa Montalbano | 3 | Daughter | None | Louisiana |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)