MC
Mary Collier — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Duval-County, Florida
Our Model Tree links this Mary Collier across the 1930 and 1940 US Censuses in Duval-County, Florida (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 5-person household.
Age 38
b. ~1902
Female
Head
Born: Georgia
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Duval-County, Florida |
| Surname | Collier |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Widowed |
| Birthplace | Georgia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Additional Details | |
| Occupation | Maid |
| Industry | Priv home |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 156 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Maid |
| Township / Ward | Jacksonville |
| Est. Birth Year | ~1902 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Collier | Other | — | 35 | ~1905 |
| Buford Collier | Son | — | 18 | ~1922 |
| Willie Collier | Daughter | — | 16 | ~1924 |
| Mary Collier | Head | — | 38 | ~1902 |
| Carrie Collier | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Duval, Florida
Other, age 29
Duval, Florida · implied b. ~1901 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collier |
| Given Name | Mary E |
| Relationship to Head | Roomer |
| Sex | F |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Widowed |
| Birthplace | Georgia |
| Age at First Marriage | 19 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Cook |
| Industry | Private Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Duval-County, Florida
Head, age 38
Duval-County, Florida · implied b. ~1902 — 5 household members
| Surname | Collier |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Widowed |
| Birthplace | Georgia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Occupation | Maid |
| Industry | Priv home |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 156 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Collier across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Collier
Head · 1940 · age 38 · b. ~1902 · Florida
★ 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 — Duval-County, Florida
Open full size
1940 US Federal Census — Duval-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00625-00745)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Curtis Saucette | 44 | Head | — | Georgia |
| 2 | Mary Saucette | 34 | Wife | — | Georgia |
| 3 | Charles Saucette | 21 | Son | — | Florida |
| 4 | James W Saucette | 16 | Son | — | Florida |
| 5 | Nadine Saucette | 15 | Daughter | — | Florida |
| 6 | Curtis Jr Saucette | 12 | Son | — | Florida |
| 7 | Emma Saucette | 10 | Daughter | — | Florida |
| 8 | Pearly Saucette | 8 | Daughter | — | Florida |
| 9 | Robert Lee | 40 | Head | Laborer | Florida |
| 10 | Clara Lee | 38 | Wife | Laborer | Florida |
| 11 | Alicia Lee | 16 | Daughter | — | Florida |
| 12 | John Lee | 14 | Son | — | Florida |
| 13 | Romeo A. Lee | 12 | Son | — | Florida |
| 14 | Major Hendrick | 33 | Head | Laborer | Georgia |
| 15 | Willie Bell Hendrick | 24 | Wife | — | Georgia |
| 16 | William Hendrick | 9 | Son | — | Georgia |
| 17 | Anne M. Hendrick | 2 | Daughter | — | Georgia |
| 18 | Mary Collier THIS PERSON | 38 | Head | Maid | Georgia |
| 19 | Buford Collier | 18 | Son | Laborer | Georgia |
| 20 | Willie L Collier | 16 | Daughter | — | Georgia |
| 21 | Carrie Collier | 12 | Daughter | — | Florida |
| 22 | John Collier | 35 | Brother | Laborer | Georgia |
| 23 | John W. Figler | 27 | Head | Laborer | Georgia |
| 24 | Lillie Mae Figler | 25 | Wife | Laborer | Georgia |
| 25 | Julia Mae Figler | 6 | Daughter | — | Georgia |
| 26 | Willie Mae Sansom | 21 | Sister | — | Georgia |
| 27 | Theo B Sansom | 23 | Brother in law | Truck Driver | Georgia |
| 28 | Emma Lee Sansom | 18 | Sister in law | Laborer | Georgia |
| 29 | Metty Eddy | 30 | Lodger | — | Georgia |
| 30 | William Eddy | 32 | Lodger | Truck Driver | Georgia |
| 31 | John Rayam | 53 | Head | Wheel Barrow | Florida |
| 32 | Bertha Rayam | 34 | Wife | Cook | Florida |
| 33 | Annie Mae Rayam | 24 | Daughter | — | Florida |
| 34 | Mary Lee Rayam | 21 | Daughter | — | Florida |
| 35 | Gerald Lee Holton | 22 | Cousin | — | Florida |
| 36 | Cleo Holton | 24 | Cousin | Laborer | Georgia |
| 37 | Isabell Holton | 6 | Cousin | — | Florida |
| 38 | Alice Holton | 5 | Cousin | — | Florida |
| 39 | Warren Holton | 2 | Cousin | — | Florida |
| 40 | Samuel Holton | 1 | Cousin | — | Florida |
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)