MK
Mary Kennedy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Mary Kennedy across the 1920, 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 3-person household.
Age 41
b. ~1899
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Kennedy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans |
| 1935 Residence (County) | Orleans |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | New Orleans |
| Est. Birth Year | ~1899 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| William Kennedy | Head | — | 27 | ~1913 |
| William Kennedy | Son | — | 8 | ~1932 |
| Mary Kennedy | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Orleans, Louisiana
Spouse, age 21
Orleans, Louisiana · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Spouse, age 32
Orleans, Louisiana · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 27 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Virginia |
| Can Read/Write | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Orleans-County, Louisiana
Spouse, age 41
Orleans-County, Louisiana · implied b. ~1899 — 3 household members
| Surname | Kennedy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans |
| 1935 Residence (County) | Orleans |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| 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 Mary Kennedy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kennedy
Spouse · 1940 · age 41 · b. ~1899 · Louisiana
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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 — Orleans-County, Louisiana
Open full size
1940 US Federal Census — Orleans-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01426-00539)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Agnes Perpere | 66 | Lodger | — | Louisiana |
| 42 | Dominick Mariana | 29 | Head | Salesman | Louisiana |
| 43 | Marie Mariana | 28 | Wife | — | Louisiana |
| 44 | Gloria Mariana | 1 | Daughter | — | Louisiana |
| 45 | Newvella Treadway | 15 | Sister in law | — | Louisiana |
| 46 | August Speck | 55 | Head | Painter | Louisiana |
| 47 | Hilda Speck | 53 | Wife | — | Louisiana |
| 48 | Marianne Miller | 9 | Niece | — | Louisiana |
| 49 | William Kennedy | 27 | Head | Longshoreman | Louisiana |
| 50 | Mary Kennedy THIS PERSON | 41 | Wife | — | Louisiana |
| 51 | William Jr. Kennedy | 8 | Son | — | Louisiana |
| 52 | Paul Buras | 62 | Head | — | Louisiana |
| 53 | Virgin Buras | 19 | Daughter | Saleslady | Louisiana |
| 54 | Labron Johnson | 33 | Son in law | Tallyman | Louisiana |
| 55 | Eva Johnson | 27 | Daughter | — | Louisiana |
| 56 | Robert Johnson | 3 | Grandson | — | Louisiana |
| 57 | Henry Seube | 56 | Head | Painter | Mississippi |
| 58 | Rita Seube | 50 | Wife | — | Mississippi |
| 59 | Howard Seube | 23 | Son | Painter | Mississippi |
| 60 | Henry Seube | 20 | Son | Helper | Mississippi |
| 61 | Joseph Datri | 31 | Son in law | Helper | Louisiana |
| 62 | Verna Datri | 30 | Daughter | — | Louisiana |
| 63 | Joseph Jr. Datri | 5 | Grandson | — | Louisiana |
| 64 | Ino. Thos. Williams | 48 | Head | Inspector | Louisiana |
| 65 | Mary Williams | 47 | Wife | — | Louisiana |
| 66 | John Wild | 48 | Head | Carpenter | Louisiana |
| 67 | Agnes Wild | 42 | Wife | — | Louisiana |
| 68 | John Jr. Wild | 16 | Son | — | Louisiana |
| 69 | Arthur Grillot | 49 | Head | Barber | Louisiana |
| 70 | Marie Louise Grillot | 50 | Wife | — | Louisiana |
| 71 | Peter La France | 30 | Step son | Barber | Louisiana |
| 72 | Michael Matulich | 44 | Head | Proprietor | Yugoslavia |
| 73 | Veronica Matulich | 34 | Wife | — | Yugoslavia |
| 74 | Vincent Marins | 22 | Head | Mechanic | Louisiana |
| 75 | Myrtle Marins | 22 | Wife | — | Louisiana |
| 76 | Myrlene Marins | 3 | Daughter | — | Louisiana |
| 77 | Ulbrent Sanchez | 46 | Head | Laborer | Louisiana |
| 78 | Evie Sanchez | 31 | Wife | — | Louisiana |
| 79 | Alice Chas | 64 | Head | — | Louisiana |
| 80 | Joseph Chas | 29 | Son | Clerical | Louisiana |
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)