JD
John Douglas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Alexandria, Virginia
Our Model Tree links this John Douglas across the 1930 and 1940 US Censuses in Alexandria, Virginia (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 14-person household.
Age 45
b. ~1885
Male
Head
Born: Georgia
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Alexandria, Virginia |
| Surname | Douglas |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 20 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Additional Details | |
| Occupation | Laborer |
| Industry | Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 3,000 |
| Veteran | No |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Laborer |
| Township / Ward | Alexandria City |
| Est. Birth Year | ~1885 |
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.
14 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Henry | Daughter | — | 19 | ~1911 |
| Lulu Douglas | Daughter | — | 24 | ~1906 |
| Annie Douglas | Daughter | — | 12 | ~1918 |
| Savannah Douglas | Daughter | — | 16 | ~1914 |
| Mary Douglas | Daughter | — | 21 | ~1909 |
| Thelma Douglas | Daughter | — | 9 | ~1921 |
| John Douglas | Head | — | 45 | ~1885 |
| Estelle Henry | Other | — | 3 | ~1927 |
| Savannah Tolbert | Other | — | 5 | ~1925 |
| Harrison Douglas | Son | — | 18 | ~1912 |
| Louis Douglas | Son | — | 10 | ~1920 |
| John Douglas | Son | — | 14 | ~1916 |
| Major Douglas | Son | — | 20 | ~1910 |
| Lulu Douglas | Spouse | — | 43 | ~1887 |
Census Appearances
1930
Alexandria, Virginia
Head, age 45
Alexandria, Virginia · implied b. ~1885 — 14 household members
| Surname | Douglas |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 20 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Laborer |
| Industry | Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 3,000 |
| Veteran | No |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Alexandria-City-County, Virginia
Spouse, age 52
Alexandria-City-County, Virginia · implied b. ~1888 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | John |
| Relationship to Head | Husband |
| Sex | M |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Alexandria |
| 1935 Residence (County) | Alexandria City |
| Occupation | Laborer |
| Industry | County |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 982 |
| Highest Grade | No 7 |
| 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 John Douglas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Douglas
Head · 1930 · age 45 · b. ~1885 · Virginia
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Alexandria, Virginia
Open full size
1930 US Federal Census — Alexandria, Virginia
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2466unit:0036)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Samuel Rosenburg | 54 | Head | Merchant | Poland Russia |
| 52 | Kate Rosenburg | 52 | Wife | — | Poland Russia |
| 53 | Fay Rosenburg | 25 | Daughter | Clerk | New York |
| 54 | Shirley Rosenburg | 22 | Daughter | Clerk | Virginia |
| 55 | Moses Rosenburg | 21 | Son | Clerk | Virginia |
| 56 | William E Nash | 58 | Head | — | Virginia |
| 57 | Hattie E Nash | 55 | Wife | — | Virginia |
| 58 | William T Carter | 35 | Head | Pipe Fitter | Virginia |
| 59 | Bertha R Carter | 38 | Wife | — | Virginia |
| 60 | Bernard A Carter | 15 | Son | — | Virginia |
| 61 | Esther V Carter | 13 | Daughter | — | Virginia |
| 62 | John Douglas THIS PERSON | 45 | Head | Laborer | Georgia |
| 63 | Lulu Douglas | 43 | Wife | — | Georgia |
| 64 | Lulu M Douglas | 24 | Daughter | — | Georgia |
| 65 | Mary Douglas | 21 | Daughter | Maid | Georgia |
| 66 | Major Douglas | 20 | Son | Laborer | Georgia |
| 67 | Harrison Douglas | 18 | Son | Laborer | Georgia |
| 68 | Savannah Douglas | 16 | Daughter | — | Georgia |
| 69 | John Jr Douglas | 14 | Son | — | Georgia |
| 70 | Annie Douglas | 12 | Daughter | — | Georgia |
| 71 | Louis Douglas | 10 | Son | — | Georgia |
| 72 | Thelma Douglas | 9 | Daughter | — | Georgia |
| 73 | Savannah Tolbert | 5 | Gr Daughter | — | Georgia |
| 74 | Estelle Henry | 3 | Lodger | — | Virginia |
| 75 | Evelyn Henry | 19 | Daughter | Cook | Georgia |
| 76 | Luther Lewis | 45 | Head | Janitor | Virginia |
| 77 | Minnie Lewis | 42 | Wife | — | Virginia |
| 78 | James Lewis | 19 | Son | Janitor | Virginia |
| 79 | Gertrude Lewis | 17 | Daughter | Cook | Virginia |
| 80 | Max Lewis | 15 | Son | Cook | Virginia |
| 81 | Louis J Lewis | 13 | Son | — | Virginia |
| 82 | Mary E Lewis | 11 | Daughter | — | Virginia |
| 83 | Dorothy Lewis | 8 | Daughter | — | Virginia |
| 84 | Nettie Lewis | 5 | Daughter | — | Virginia |
| 85 | Vernon Lewis | 4 | Son | — | Virginia |
| 86 | Nancy Lewis | 3 | Son | — | Virginia |
| 87 | Robert Moore | 26 | Head | Driver | District Columbia |
| 88 | Lillian Moore | 22 | Wife | — | Virginia |
| 89 | Robert Jr Moore | 3 | Son | — | Virginia |
| 90 | William Carpenter | 49 | Head | Laborer | Virginia |
| 91 | Gertrude Lewis | 26 | Daughter | Maid | Virginia |
| 92 | Sylvester Lewis | 8 | Gr Son | — | Virginia |
| 93 | Edwina Lewis | 6 | Gr Daughter | — | Virginia |
| 94 | Wilmer M Sellers | 35 | Head | Accountant | Ohio |
| 95 | Margery Sellers | 34 | Wife | — | New York |
| 96 | Margaret Sellers | 8 | Daughter | — | Ohio |
| 97 | Robert Sellers | 7 | Son | — | Ohio |
| 98 | Suzanne Sellers | 5 | Daughter | — | Ohio |
| 99 | Wilmer S Sellers | 75 | Father | — | Ohio |
| 100 | Frederick L Holt | 32 | Head | Salesman | Missouri |
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)