ED
Emma Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Duval-County, Florida
Our Model Tree links this Emma Davis across the 1920, 1930 and 1940 US Censuses in Duval-County, Florida (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Female
Spouse
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Duval-County, Florida |
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Additional Details | |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 208 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Maid |
| Township / Ward | Jacksonville |
| Est. Birth Year | ~1905 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Emma | Age | Birth yr |
|---|---|---|---|---|
| Pearline Shannon | Daughter | — | 9 | ~1931 |
| Mable Shannon | Daughter | — | 11 | ~1929 |
| Willie Davis | Other | — | 51 | ~1889 |
| Emma Davis | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Leon, Florida
Other, age 18
Leon, Florida · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Duval, Florida
Other, age 27
Duval, Florida · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | Roomer |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 17 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Maid |
| Industry | Residence |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Duval-County, Florida
Spouse, age 35
Duval-County, Florida · implied b. ~1905 — 4 household members
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 208 |
| Highest Grade | No 4 |
| 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 Emma Davis across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Emma Davis
Spouse · 1940 · age 35 · b. ~1905 · 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
39 people indexed on this census page (nara:1940:m-t0627-00624-00483)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mable Shannon | 11 | Daughter | — | Georgia |
| 42 | Pearline Shannon | 9 | Daughter | — | Georgia |
| 43 | Willie Davis | 51 | Roomer | Porter | Georgia |
| 44 | Emma Davis THIS PERSON | 35 | Wife | Maid | Georgia |
| 45 | Royce Peter | 45 | Head | Cook | Florida |
| 46 | Sherman Burgman | 25 | Brother in law | Janitor | Georgia |
| 47 | Bernice Harrell | 8 | Enum daughter | — | Florida |
| 48 | Lanier Amaker | 40 | Head | Maid | Georgia |
| 49 | Sue Whitaker | 51 | Roomer | Presser | South Carolina |
| 50 | Henry Myers | 33 | Head | Porter | South Carolina |
| 51 | Rosa Myers | 34 | Wife | — | Georgia |
| 52 | Henry Jr Myers | 3 | Son | — | Florida |
| 53 | Wilmer Jean Myers | 1 | Daughter | — | Florida |
| 54 | Anisell Jackson | 38 | Head | Maid | Georgia |
| 55 | Lilley Furlong | 30 | Roomer | Porter | Alabama |
| 56 | Willie Evans | 58 | Head | Cook | Alabama |
| 57 | Bertie Evans | 38 | Wife | Porter | Florida |
| 58 | John J Manning | 20 | Son | — | Florida |
| 59 | Edward Davis | 41 | Head | Labor | Georgia |
| 60 | Ada Davis | 21 | Wife | Labor | South Carolina |
| 61 | Frances Davis | 14 | Daughter | Housewife | Florida |
| 62 | George Davis | 13 | Son | — | Florida |
| 63 | Eddie Davis | 12 | Son | — | Florida |
| 64 | Hattie Keaton | 38 | Head | Maid | Georgia |
| 65 | Florence Keaton | 21 | Daughter | Maid | Georgia |
| 66 | Willie Simpkins | 50 | Roomer | Carpenter | Florida |
| 67 | Samuel Mcbee | 46 | Head | Labor | Louisiana |
| 68 | Frances Mcbee | 40 | Wife | Maid | Florida |
| 69 | Samuel Jr Mcbee | 7 | Son | — | Florida |
| 70 | Mattie Williams | 54 | Head | Maid | Georgia |
| 71 | John Williams | 28 | Son | Cook | Georgia |
| 72 | Rebecca Halliday | 62 | Mother | Porter | Georgia |
| 73 | Mattie Lee Halliday | 14 | Niece | — | Georgia |
| 74 | Ruby Lee Henry | 12 | Niece | — | Georgia |
| 75 | Rebecca Henry | 7 | Niece | — | Florida |
| 76 | Maggie Barlow | 46 | Roomer | — | Georgia |
| 77 | Lee Maud James | 30 | Roomer | Cook | Georgia |
| 78 | Arthur Hickson | 47 | Head | Labor | South Carolina |
| 79 | Bernice Hickson | 38 | Wife | Maid | 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)