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William Blake — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Florida
Our Model Tree links this William Blake across the 1930 and 1940 US Censuses in Jefferson-County, Florida (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 9-person household.
Age 60
b. ~1880
Male
Head
Born: Florida
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Florida |
| Surname | Blake |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Precinct 5 North (Nos. Rural) |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 600 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Farmer |
| Township / Ward | Precinct 5 North Nos Rural |
| Est. Birth Year | ~1880 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Iray Blake | Son | — | 15 | ~1925 |
| Tommie Blake | Daughter | — | 13 | ~1927 |
| Montaque Blake | Son | — | 23 | ~1917 |
| Lily Blake | Daughter | — | 7 | ~1933 |
| Wise Blake | Son | — | 10 | ~1930 |
| Lila Blake | Spouse | — | 45 | ~1895 |
| William Blake | Head | — | 60 | ~1880 |
| Shellie Blake | Daughter | — | 16 | ~1924 |
| Jeroky Blake | Son | — | 15 | ~1925 |
Census Appearances
1930
Jefferson, Florida
Head, age 49
Jefferson, Florida · implied b. ~1881 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blake |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 19 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Jefferson-County, Florida
Head, age 60
Jefferson-County, Florida · implied b. ~1880 — 9 household members
| Surname | Blake |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Precinct 5 North (Nos. Rural) |
| 1935 Residence (County) | Jefferson |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 600 |
| Highest Grade | No 6 |
| 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 William Blake across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Blake
Head · 1940 · age 60 · b. ~1880 · 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 — Jefferson-County, Florida
Open full size
1940 US Federal Census — Jefferson-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00594-00123)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willie Mae Rivers | 15 | Head | — | Florida |
| 2 | Nathaniel Greene | 25 | Head | Farmer | Florida |
| 3 | Rosa Lee Greene | 17 | Wife | — | Florida |
| 4 | Nathaniel Jr Greene | 2 | Son | — | Florida |
| 5 | Carry Greene | 67 | Mother | — | Florida |
| 6 | Malachi Greene | 14 | Nephew | — | Florida |
| 7 | Lutrell Russ | 8 | Niece | — | Florida |
| 8 | William Blake THIS PERSON | 60 | Head | Farmer | Florida |
| 9 | Lila Blake | 45 | Wife | Laborer | Florida |
| 10 | Montaque Blake | 23 | Son | Laborer | Florida |
| 11 | Jeroky Blake | 15 | Son | Laborer | Florida |
| 12 | Shellie Blake | 16 | Daughter | — | Florida |
| 13 | Iray Blake | 15 | Son | — | Florida |
| 14 | Tommie Lee Blake | 13 | Daughter | — | Florida |
| 15 | Wise Blake | 10 | Son | — | Florida |
| 16 | Lily Blake | 7 | Daughter | — | Florida |
| 17 | Josh Rivers | 57 | Head | Farmer | Florida |
| 18 | Rebecca Rivers | 50 | Wife | Laborer | Florida |
| 19 | Robert Rivers | 24 | Son | Laborer | Florida |
| 20 | Nero Rivers | 22 | Son | Laborer | Florida |
| 21 | Marie Rivers | 23 | Daughter | — | Florida |
| 22 | John Henry Smith | 19 | Son | — | Florida |
| 23 | Enoch Lawrence | 25 | Head | Farmer | Florida |
| 24 | Lena Lawrence | 45 | Mother | — | Florida |
| 25 | Archie Williams | 8 | Nephew | — | Florida |
| 26 | Mamie Lawrence | 45 | Head | Farmer | Florida |
| 27 | James Lawrence | 20 | Son | Laborer | Florida |
| 28 | Daisy Lee Lawrence | 16 | Daughter | — | Florida |
| 29 | Milton Lawrence | 14 | Son | — | Florida |
| 30 | Flippie Lawrence | 11 | Daughter | — | Florida |
| 31 | Ebbie Mathis | 13 | Niece | — | Florida |
| 32 | Commodore Mathis | 12 | Nephew | — | Florida |
| 33 | Addie B Mathis | 6 | Niece | — | Florida |
| 34 | Willie Haywood | 49 | Head | Farmer | Florida |
| 35 | Lee Bertha Haywood | 26 | Wife | — | Florida |
| 36 | Henry Lou Haywood | 10 | Son | — | Florida |
| 37 | Lettie Mae Haywood | 4 | Daughter | — | Florida |
| 38 | Infant Haywood | 0 | Daughter | — | Florida |
| 39 | Elmo Roberts | 53 | Head | Farmer | Florida |
| 40 | Adams Gethers | 63 | Head | Farmer | 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)