SB
Sadie Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Duval-County, Florida
Our Model Tree links this Sadie Brown across the 1920, 1930 and 1940 US Censuses in Duval-County, Florida (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 3-person household.
Age 40
b. ~1900
Female
Spouse
Born: Florida
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Duval-County, Florida |
| Surname | Brown |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (County) | Duval |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Precinct 34 |
| Est. Birth Year | ~1900 |
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 Sadie | Age | Birth yr |
|---|---|---|---|---|
| Katie Brown | Daughter | — | 19 | ~1921 |
| Sadie Brown | Spouse | — | 40 | ~1900 |
| Timothy Brown | Head | — | 47 | ~1893 |
Census Appearances
1920
Duval, Florida
Other, age 23
Duval, Florida · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Sarah |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Cook |
| Industry | Restaurant |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Duval, Florida
Other, age 32
Duval, Florida · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Sallie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 22 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Hair Dresser |
| Industry | Hair Dressing Parlor |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Duval-County, Florida
Spouse, age 40
Duval-County, Florida · implied b. ~1900 — 3 household members
| Surname | Brown |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (County) | Duval |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Sadie Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sadie Brown
Spouse · 1940 · age 40 · b. ~1900 · Florida
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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 — 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-t0627-00584-00762)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jessie B Brooks | 12 | Daughter | — | Florida |
| 42 | Dora Brooks | 10 | Daughter | — | Florida |
| 43 | Catherine Brooks | 13 | Daughter | — | Florida |
| 44 | John Jr Brooks | 17 | Son | — | Florida |
| 45 | Will Atkins | 50 | Head | 48 | South Carolina |
| 46 | Estella Atkins | 49 | Wife | — | Florida |
| 47 | Willert Atkins | 13 | Son | — | Florida |
| 48 | Rufus Graham | 40 | Head | 8 | Florida |
| 49 | Victoria Graham | 37 | Wife | 16 | Florida |
| 50 | Otis Graham | 19 | Son | 24 | Florida |
| 51 | Clarence Graham | 17 | Son | 24 | Florida |
| 52 | Rufus Jr Graham | 5 | Son | — | Florida |
| 53 | Nathan Graham | 3 | Son | — | Florida |
| 54 | Mildred Graham | 15 | Daughter | 8 | Florida |
| 55 | Marguerite Graham | 13 | Daughter | — | Florida |
| 56 | Viola Graham | 10 | Daughter | — | Florida |
| 57 | Nellie Graham | 8 | Daughter | — | Florida |
| 58 | Jean Graham | 6 | Daughter | — | Florida |
| 59 | Delores Graham | 1 | Daughter | — | Florida |
| 60 | Marie Graham | 22 | Daughter | 8 | Florida |
| 61 | Nancy Anderson | 75 | Head | — | South Carolina |
| 62 | Marie Brown | 22 | Granddaughter | 16 | Florida |
| 63 | Timothy Brown | 47 | Head | 48 | Florida |
| 64 | Sadie Brown THIS PERSON | 40 | Wife | — | Florida |
| 65 | Katie Brown | 19 | Daughter | 3 | Florida |
| 66 | Algie Demps | 41 | Head | 24 | Florida |
| 67 | Evelyn Demps | 32 | Wife | — | Florida |
| 68 | Leon Demps | 17 | Son | 8 | Florida |
| 69 | Isabell Demps | 16 | Daughter | — | Florida |
| 70 | Howard Demps | 14 | Son | — | Florida |
| 71 | Rosalee Demps | 9 | Daughter | — | Florida |
| 72 | Ernest Demps | 7 | Son | — | Florida |
| 73 | Algie Jr Demps | 4 | Son | — | Florida |
| 74 | Donald Demps | 0 | Son | — | Florida |
| 75 | Benjamin Graham | 32 | Head | 48 | Florida |
| 76 | Martha Graham | 30 | Wife | 48 | Florida |
| 77 | Gladys Graham | 15 | Daughter | 28 | Florida |
| 78 | Eleanor Graham | 13 | Daughter | — | Florida |
| 79 | J. Fred Bentley | 42 | Head | 40 | Florida |
| 80 | Ethel Bentley | 45 | Wife | 48 | 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)