FD
Francis Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Francis Davis across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents Charles & Ida — first a son (b.~1919), then head of a 6-person household.
Age 11
b. ~1919
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Davis |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1919 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Charles Davis | Head | — | 33 | ~1897 |
| Francis Davis | Son | — | 11 | ~1919 |
| James Davis | Son | — | 13 | ~1917 |
| Charles Davis | Son | — | 14 | ~1916 |
| George Davis | Son | — | 7 | ~1923 |
| Ida Davis | Spouse | — | 31 | ~1899 |
Census Appearances
1920
Baltimore, Maryland
Son, age
Baltimore, Maryland · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Franklin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 11
Baltimore, Maryland · implied b. ~1919 — 6 household members
| Surname | Davis |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Other, age 21
Baltimore-City-County, Maryland · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Franklin |
| Relationship to Head | Roomer |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | Laborer |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 156 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Francis Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Davis (~0.92 confidence) and mother Ida Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Davis
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Ida Davis
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis Davis
Son · 1930 · age 11 · b. ~1919 · Maryland
★ You are viewing this record
Sibling
Charles Davis
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Davis
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Davis
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
44 people indexed on this census page (ia:1930:15thcensus858unit:0423)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James A Howard | 28 | Roomer | Cook | Georgia |
| 2 | Charles H Davis | 33 | Head | Laborer | Maryland |
| 3 | Ida H Davis | 31 | Wife | — | Maryland |
| 4 | Charles H Jr Davis | 14 | Son | — | Maryland |
| 5 | James Davis | 13 | Son | — | Maryland |
| 6 | Francis Davis THIS PERSON | 11 | Son | — | Maryland |
| 7 | George Davis | 7 | Son | — | Maryland |
| 12 | Richard Merritt | 50 | Head | Chauffeur | Maryland |
| 13 | Sarah Merritt | 30 | Wife | Maid | Maryland |
| 14 | Richard Merritt | 12 | Son | — | Maryland |
| 15 | Helen Jackson | 35 | Roomer | Servant | Florida |
| 16 | James Jackson | 6 | Roomer | — | Maryland |
| 17 | John H Parks | 33 | Head | Laborer | Maryland |
| 18 | Annie Parks | 44 | Wife | — | Maryland |
| 19 | Thelma Parks | 13 | Daughter | Servant | Maryland |
| 20 | John H Jr Parks | 4 | Son | — | North Carolina |
| 21 | Lucille Parks | 2 | Daughter | — | Virginia |
| 22 | Monty Glassman | 20 | Head | Cook | Ohio |
| 23 | Gertrude Glassman | 24 | Wife | Maid | Virginia |
| 24 | Sadie Davis | 24 | Roomer | Cook | Virginia |
| 25 | Herbert Prattlow | 25 | Head | Laborer | Virginia |
| 26 | Catherine Prattlow | 24 | Wife | — | North Carolina |
| 27 | Edith Prattlow | 4 | Daughter | — | Maryland |
| 28 | Elizabeth Prattlow | 4 | Daughter | — | Maryland |
| 29 | Rebecca Prattlow | 5 | Daughter | — | Maryland |
| 30 | George J Duppins | 64 | Head | Laborer | Maryland |
| 31 | Mary Duppins | 44 | Wife | — | Maryland |
| 32 | Lucille Duppins | 15 | Roomer | — | Georgia |
| 33 | Jennie Greenfield | 49 | Head | Laundress | Virginia |
| 34 | Beatrice Greenfield | 18 | Daughter | — | Virginia |
| 35 | Susan Greenfield | 16 | Daughter | — | Virginia |
| 36 | Mary Greenfield | 14 | Daughter | — | Virginia |
| 37 | Harvey Tilghman | 44 | Brother | Porter | Virginia |
| 38 | Arthur Bundick | 24 | Nephew | Porter | Virginia |
| 39 | Jane Harris | 44 | Head | Laundress | Maryland |
| 40 | William Crutchley | 23 | Son | — | Maryland |
| 41 | James Harris | 22 | Son | Porter | Maryland |
| 42 | Warren Harris | 10 | Son | — | Maryland |
| 43 | Sarah Snowden | 30 | Roomer | Presser | Virginia |
| 44 | Barbara Snowden | 32 | Roomer | Laundress | Maryland |
| 45 | James H Bennett | 35 | Head | Presser | North Carolina |
| 46 | Lillian Johnson | 30 | Roomer | Laundress | Virginia |
| 47 | Edward Dupree | 22 | Roomer | Presser | North Carolina |
| 48 | Henry Withers | 23 | Roomer | — | North Carolina |
Pedigree Summary
Francis + 3 siblings
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)