GJ
Gertrude Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Jefferson, Alabama
Our Model Tree links this Gertrude Johnson across the 1910, 1920 and 1930 US Censuses in Jefferson, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 7-person household.
Age 44
b. ~1886
Female
Spouse
Born: Alabama
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Jefferson, Alabama |
| Surname | Johnson |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 19 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Precinct 40 |
| Est. Birth Year | ~1886 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Thelma Johnson | Daughter | — | 20 | ~1910 |
| John Johnson | Head | — | 44 | ~1886 |
| Jesse Johnson | Son | — | 16 | ~1914 |
| Hershel Johnson | Son | — | 22 | ~1908 |
| George Johnson | Son | — | 2 | ~1928 |
| Albert Johnson | Son | — | 6 | ~1924 |
| Gertrude Johnson | Spouse | — | 44 | ~1886 |
Census Appearances
1910
Jefferson, Alabama
Spouse, age 25
Jefferson, Alabama · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Alabama |
| Years Married | 5 |
| Children Born | 2 |
| Children Living | 2 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Jefferson, Alabama
Spouse, age 36
Jefferson, Alabama · implied b. ~1884 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Jefferson, Alabama
Spouse, age 44
Jefferson, Alabama · implied b. ~1886 — 7 household members
| Surname | Johnson |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 19 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Gertrude Johnson across 3 US Census years (1910, 1920 and 1930) in Jefferson, Alabama, using XGBoost record linkage.
Show:
This person
Anchor record
Gertrude Johnson
Spouse · 1930 · age 44 · b. ~1886 · Alabama
★ 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 — Jefferson, Alabama
Open full size
1930 US Federal Census — Jefferson, Alabama
Page Contents
50 people indexed on this census page (ia:1930:15thcensus31usce:0418)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Cole | 50 | Head | — | Alabama |
| 2 | Lula Cole | 29 | Daughter | — | Alabama |
| 3 | Robert L. Cole | 16 | Son | — | Alabama |
| 4 | Abner Burr | 35 | Head | Laborer | Alabama |
| 5 | Lucille Burr | 32 | Wife | — | Alabama |
| 6 | Abner Jr. Burr | 11 | Son | — | Alabama |
| 7 | Daisy Burr | 7 | Daughter | — | Alabama |
| 8 | Henry Burr | 5 | Son | — | Alabama |
| 9 | King Smith | 44 | Head | Laborer | Alabama |
| 10 | Viola Smith | 25 | Wife | — | Georgia |
| 11 | James Smith | 6 | Son | — | Alabama |
| 12 | Margarette Smith | 4 | Daughter | — | Alabama |
| 13 | King Jr. Smith | 2 | Son | — | Alabama |
| 14 | Thomas Gause | 50 | Head | Laborer | Alabama |
| 15 | Morris Gause | 21 | Son | — | Alabama |
| 16 | George Blevins | 48 | Head | Miner | Alabama |
| 17 | Lottie Blevins | 32 | Wife | — | Alabama |
| 18 | Lucy Blevins | 55 | Mother | — | Alabama |
| 19 | Jesse Hughes | 101 | Head | Doctor | Georgia |
| 20 | Mary Hughes | 45 | Wife | — | Alabama |
| 21 | Houston Fields | 12 | Son | — | Alabama |
| 22 | Lonnie J. Fields | 7 | Son | — | Alabama |
| 23 | Charles F. Fields | 15 | Son | — | Alabama |
| 24 | John Montgomery | 39 | Head | Tamper | Alabama |
| 25 | Rosa L. Montgomery | 27 | Wife | — | Alabama |
| 26 | Willie Stanley | 42 | Head | Machinist | Georgia |
| 27 | Lula Stanley | 34 | Wife | — | Georgia |
| 28 | Lucille Stanley | 11 | Daughter | Servant | Georgia |
| 29 | Willie Jr. Stanley | 9 | Son | — | Georgia |
| 30 | Lula M. Stanley | 7 | Daughter | — | Georgia |
| 31 | Johnnie Stanley | 5 | Son | — | Georgia |
| 32 | James Stanley | 3 | Son | — | Georgia |
| 33 | Robert Stanley | 1 | Son | — | Georgia |
| 34 | John Johnson | 44 | Head | Finisher | Alabama |
| 35 | Gertrude Johnson THIS PERSON | 44 | Wife | — | Alabama |
| 36 | Hershel Johnson | 22 | Son | Machinist | Alabama |
| 37 | Thelma Johnson | 20 | Daughter | — | Alabama |
| 38 | Jesse G. Johnson | 16 | Son | — | Alabama |
| 39 | Albert L. Johnson | 6 | Son | — | Alabama |
| 40 | George T. Johnson | 2 | Son | — | Alabama |
| 41 | Louis Peter | 30 | Head | Machinist | Alabama |
| 42 | Mattie Peter | 31 | Wife | — | Alabama |
| 43 | Daisie Peter | 13 | Daughter | — | Alabama |
| 44 | Ramon Tars | 24 | Head | Laborer | Alabama |
| 45 | Kenett Tars | 23 | Wife | — | Alabama |
| 46 | Ramon Jr. Tars | 5 | Son | — | Alabama |
| 47 | Louise Tars | 3 | Daughter | — | Alabama |
| 48 | Andrew Tars | 1 | Son | — | Alabama |
| 49 | James Smith | 22 | Head | Laborer | Mississippi |
| 50 | Nelly M. Smith | 21 | Wife | — | Alabama |
Related Census Records
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)