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William Roberts — 1930 US Census Record
Model Tree available1930 United States Federal Census · Duval, Florida
Our Model Tree links this William Roberts across the 1920, 1930 and 1940 US Censuses in Duval, Florida (XGBoost, ~Confirmed), with identified parents Henry & Ida — first a head (b.~1903), then head of a 4-person household.
Age 27
b. ~1903
Male
Head
Born: Georgia
Md
1930 Census Record Details
| Census Year | 1930 |
| Location | Duval, Florida |
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Md |
| Birthplace | Georgia |
| Age at First Marriage | 23 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Additional Details | |
| Occupation | Laborer |
| Industry | Creosote plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Laborer |
| Township / Ward | Jacksonville City |
| Est. Birth Year | ~1903 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Thelma Roberts | Daughter | — | 5 | ~1925 |
| William Roberts | Head | — | 27 | ~1903 |
| Fredrick Baker | Other | — | 30 | ~1900 |
| Lucile Roberts | Spouse | — | 28 | ~1902 |
Census Appearances
1920
Duval, Florida
Son, age 16
Duval, Florida · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| 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
Head, age 27
Duval, Florida · implied b. ~1903 — 4 household members
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Md |
| Birthplace | Georgia |
| Age at First Marriage | 23 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Laborer |
| Industry | Creosote plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Duval-County, Florida
Head, age 39
Duval-County, Florida · implied b. ~1901 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | Willie |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Occupation | Laborer |
| Industry | W.P.A. Project |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | 0 |
| 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 William Roberts across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Roberts (~0.92 confidence) and mother Ida Roberts (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Roberts
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Ida Roberts
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Roberts
Head · 1930 · age 27 · b. ~1903 · Florida
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Duval, Florida
Open full size
1930 US Federal Census — Duval, Florida
Page Contents
50 people indexed on this census page (ia:1930:15thcensus314unit:0602)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Doris Davis | 12 | Wife | — | Florida |
| 2 | Corwin Gardner | 36 | Head | Laborer | Florida |
| 3 | Dora L Gardner | 35 | Wife | Cook | Florida |
| 4 | Lafayette Gardner | 16 | Daughter | Cook | Florida |
| 5 | Isadora Gardner | 14 | Daughter | — | Florida |
| 6 | Leola Gardner | 12 | Daughter | — | Florida |
| 7 | Percy L Gardner | 10 | Son | — | Florida |
| 8 | Sam Gardner | 8 | Son | — | North Carolina |
| 9 | Beatrice Gardner | 7 | Daughter | — | North Carolina |
| 10 | Wilbert Gardner | 5 | Son | — | North Carolina |
| 11 | Jim B Gardner | 2 | Son | — | North Carolina |
| 12 | Terence Brewer | 36 | Head | Cook | South Carolina |
| 13 | George Baker | 35 | Boarder | Laborer | South Carolina |
| 14 | Sara Mcneil | 45 | Head | Laundress | North Carolina |
| 15 | Lucille Baker | 23 | Daughter | Laundress | Florida |
| 16 | Ed Mcneil | 10 | Son | — | North Carolina |
| 17 | Alice Hammond | 12 | Grandchild | — | Florida |
| 18 | William Roberts THIS PERSON | 27 | Head | Laborer | Georgia |
| 19 | Lucile Roberts | 28 | Wife | — | Georgia |
| 20 | Thelma Roberts | 5 | Daughter | — | Georgia |
| 21 | Fredrick Baker | 30 | Boarder | Cook | Georgia |
| 22 | Minnie Baker | 42 | Head | Servant | Georgia |
| 23 | Richard Baker | 15 | Son | Laborer | Georgia |
| 24 | John White | 26 | Boarder | — | Georgia |
| 25 | Beatrice White | 28 | Boarder | Laborer | Georgia |
| 26 | Bernice White | 5 | Boarder | — | Georgia |
| 27 | George Thomas | 45 | Head | Section Hand | South Carolina |
| 28 | Eunice Thomas | 42 | Wife | Laundress | South Carolina |
| 29 | Willie Crawford | 30 | Head | Laborer | Georgia |
| 30 | Addie Crawford | 8 | Daughter | — | Florida |
| 31 | Raymond Crawford | 5 | Son | — | Florida |
| 32 | James Benjamin | 40 | Mother | Servant | Georgia |
| 33 | Frank Benjamin | 18 | Brother | Laborer | Georgia |
| 34 | Augustus Benjamin | 16 | Brother | Servant | Georgia |
| 35 | Mary Benjamin | 24 | Sister | Helper | Georgia |
| 36 | Hattie Benjamin | 22 | Sister | Servant | Georgia |
| 37 | James Hayes | 30 | Head | Helper | Florida |
| 38 | Meta Hayes | 22 | Wife | Cook | Georgia |
| 39 | James Jr Hayes | 5 | Son | — | Florida |
| 40 | Robert Harris | 48 | Head | Servant | North Carolina |
| 41 | Mary Harris | 27 | Daughter | — | Florida |
| 42 | Elias Cunningham | 27 | Head | Laborer | South Carolina |
| 43 | Dora Lee Cunningham | 23 | Wife | — | Georgia |
| 44 | Lula M Cunningham | 5 | Daughter | — | Florida |
| 45 | Cecil Cunningham | 2 | Son | — | Florida |
| 46 | Alice M Cunningham | 1 | Daughter | — | Florida |
| 47 | Ada Cunningham | 34 | Aunt | Cook | South Carolina |
| 48 | Derder Johns | 29 | Head | Laborer | Florida |
| 49 | Eliza Johns | 17 | Wife | — | South Carolina |
| 50 | Isabel Green | 50 | Mother-in-law | Laundress | South Carolina |
Pedigree Summary
William
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)