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Ira Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Montgomery, Alabama
Our Model Tree links this Ira Johnson across the 1930 and 1940 US Censuses in Montgomery, Alabama (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 11-person household.
Age 14
b. ~1916
Male
Son
Born: Alabama
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Alabama |
| Surname | Johnson |
| Given Name | Ira |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Laborer |
| Township / Ward | Precinct 7 |
| Est. Birth Year | ~1916 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Ira | Age | Birth yr |
|---|---|---|---|---|
| John Johnson | Son | — | 8 | ~1922 |
| Robert Johnson | Son | — | 12 | ~1918 |
| Lambert Johnson | Son | — | 6 | ~1924 |
| Net Johnson | Head | — | 20 | ~1910 |
| Emma Johnson | Daughter | — | 12 | ~1918 |
| May Johnson | Daughter | — | 10 | ~1920 |
| Percy Johnson | Son | — | 10 | ~1920 |
| L Johnson | Son | — | 3 | ~1927 |
| Ira Johnson | Son | — | 14 | ~1916 |
| Viola Johnson | Daughter | — | 8 | ~1922 |
| Millie Johnson | Spouse | — | 40 | ~1890 |
Census Appearances
1930
Montgomery, Alabama
Son, age 14
Montgomery, Alabama · implied b. ~1916 — 11 household members
| Surname | Johnson |
| Given Name | Ira |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Montgomery-County, Alabama
Other, age 25
Montgomery-County, Alabama · implied b. ~1915 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Isaiah |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Linesborough |
| 1935 Residence (County) | Montgomery |
| Hours Worked | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Alabama |
| 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 Ira Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ira Johnson
Son · 1930 · age 14 · b. ~1916 · Alabama
★ You are viewing this record
Sibling
Emma Johnson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Johnson
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
L Johnson
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lambert Johnson
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Percy Johnson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
May Johnson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Johnson
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Johnson
Sibling · 1930 · age 12
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 — Montgomery, Alabama
Open full size
1930 US Federal Census — Montgomery, Alabama
Page Contents
50 people indexed on this census page (ia:1930:15thcensus44usce:0158)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Net Johnson | 20 | Head | Farmer | Alabama |
| 52 | Millie Johnson | 40 | Wife | — | Alabama |
| 53 | Ira Johnson THIS PERSON | 14 | Son | Laborer | Alabama |
| 54 | Emma Johnson | 12 | Daughter | — | Alabama |
| 55 | May Johnson | 10 | Daughter | — | Alabama |
| 56 | Viola Johnson | 8 | Daughter | — | Alabama |
| 57 | Robert Johnson | 12 | Son | — | Alabama |
| 58 | Percy Johnson | 10 | Son | — | Alabama |
| 59 | John Johnson | 8 | Son | — | Alabama |
| 60 | Lambert Johnson | 6 | Son | — | Alabama |
| 61 | L. C. Johnson | 3 | Son | — | Alabama |
| 62 | Judge Pruitt | 30 | Head | Farmer | Alabama |
| 63 | Pinkey Pruitt | 28 | Wife | — | Alabama |
| 64 | Ethel Pruitt | 1 | Daughter | — | Alabama |
| 65 | Pruitt | None | — | — | — |
| 66 | John John | 36 | Head | — | Alabama |
| 67 | John | 33 | — | — | Alabama |
| 68 | John | 10 | — | — | Alabama |
| 69 | James Lee | 36 | Head | Laborer | Alabama |
| 70 | Mary Lee | 43 | Wife | — | Alabama |
| 71 | Julia Lee | 16 | Servant | Servant | Alabama |
| 72 | Willie Harris | 42 | Head | Farmer | Alabama |
| 73 | Delia Harris | 43 | Wife | — | Alabama |
| 74 | Harris | None | — | — | — |
| 75 | Harris | None | — | — | — |
| 76 | James Harris | 12 | Son | — | Alabama |
| 77 | Harris | 12 | Daughter | — | Alabama |
| 78 | Honey Harris | 11 | Daughter | — | Alabama |
| 79 | Earl Harris | 9 | Son | — | Alabama |
| 80 | Vesta Harris | 5 | Daughter | — | Alabama |
| 81 | Georgia Harris | 2 | Daughter | — | Alabama |
| 82 | William Full | 38 | Head | Farmer | Alabama |
| 83 | Mattie Full | 34 | Wife | — | Alabama |
| 84 | Full | 17 | Daughter | — | Alabama |
| 85 | Full | 14 | Son | — | Alabama |
| 86 | Full | 14 | Son | Laborer | Alabama |
| 87 | Sam Bibb | 32 | Head | Farmer | Alabama |
| 88 | Lucy N. Bibb | 33 | Wife | — | Alabama |
| 89 | Rosalie Bibb | 8 | Daughter | — | Alabama |
| 90 | Ruth Bibb | 4 | Daughter | — | Alabama |
| 91 | Bibb | 3 | Son | — | Alabama |
| 92 | Mary Robinson | 41 | O | Farmer | Alabama |
| 93 | Hattie Robinson | 16 | Daughter | — | Alabama |
| 94 | Henry Robinson | 15 | Son | Laborer | Alabama |
| 95 | Annie Robinson | 14 | Daughter | — | Alabama |
| 96 | Lucy Bennett | 25 | Daughter | — | Alabama |
| 97 | Andrew Sims | 42 | R | Farmer | Alabama |
| 98 | Miranda Sims | 40 | Wife | — | Alabama |
| 99 | Bertha Sims | 23 | Daughter | — | Alabama |
| 100 | Green Cato | 40 | Head | Laborer | Alabama |
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)