MJ
Mary Johns — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Clarke, Alabama
Our Model Tree links this Mary Johns across the 1910, 1920 and 1930 US Censuses in Clarke, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 11-person household.
Age 48
b. ~1882
Female
Spouse
Born: Alabama
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Clarke, Alabama |
| Surname | Johns |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 18 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Est. Birth Year | ~1882 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Ima Gales | Other | — | 8 | ~1922 |
| Losenia Gales | Other | — | 3 | ~1927 |
| Jannie Gales | Son | — | 10 | ~1920 |
| Lizzie Johns | Other | — | 25 | ~1905 |
| Sammy Johns | Head | — | 50 | ~1880 |
| Lula Johns | Other | — | 30 | ~1900 |
| Mary Johns | Spouse | — | 48 | ~1882 |
| Beola Gales | Spouse | — | 31 | ~1899 |
| Willie Johns | Son | — | 21 | ~1909 |
| L Johns | Son | — | 23 | ~1907 |
| Johnnie Johns | Son | — | 18 | ~1912 |
Census Appearances
1910
Clarke, Alabama
Spouse, age 30
Clarke, Alabama · implied b. ~1880 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Alabama |
| Years Married | 17 |
| Children Born | 6 |
| Children Living | 5 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Farmer |
| Industry | General Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Clarke, Alabama
Spouse, age 40
Clarke, Alabama · implied b. ~1880 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Mattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Clarke, Alabama
Spouse, age 48
Clarke, Alabama · implied b. ~1882 — 11 household members
| Surname | Johns |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 18 |
| 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 Mary Johns across 3 US Census years (1910, 1920 and 1930) in Clarke, Alabama, using XGBoost record linkage.
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This person
Anchor record
Mary Johns
Spouse · 1930 · age 48 · b. ~1882 · Alabama
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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 — Clarke, Alabama
Open full size
1930 US Federal Census — Clarke, Alabama
Page Contents
50 people indexed on this census page (ia:1930:15thcensus7usce:0833)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sam Knox | 35 | Head | Saw Milling | Alabama |
| 2 | Loula Knox | 36 | Wife | Farming | Alabama |
| 3 | Arthur Knox | 8 | Son | — | Alabama |
| 4 | Mal Gales | 57 | Head | Farmer | Alabama |
| 5 | Catherine Gales | 57 | Wife | Laundress | Alabama |
| 6 | Evander Gales | 17 | Son | Farm Helper | Alabama |
| 7 | Rosvelt Jackson | 12 | Nephew | Farm Helper | Alabama |
| 8 | Robert Henderson | 48 | Head | Farmer | Alabama |
| 9 | Julia Henderson | 37 | Wife | Farm Helper | Alabama |
| 10 | Alf Gales | 50 | Head | Farmer | Alabama |
| 11 | Willie Gales | 49 | Wife | Farm Helper | Alabama |
| 12 | Minnie Jackson | 16 | Niece | — | Alabama |
| 13 | Carrie Jackson | 9 | Niece | — | Alabama |
| 14 | Elmo Gale | 22 | Head | Farmer | Alabama |
| 15 | Earnestine Gale | 20 | Wife | Worker | Alabama |
| 16 | Libbie Mae Gale | 0 | Dau | — | Alabama |
| 17 | J. E. Bradford | 44 | Head | Farmer | Alabama |
| 18 | Maggie Bradford | 32 | Wife | Seamstress | Alabama |
| 19 | J. E. Jr. Bradford | 10 | Son | — | Alabama |
| 20 | Loretta Bradford | 8 | Dau | — | Alabama |
| 21 | Losenia Bradford | 2 | Dau | — | Alabama |
| 22 | Jimmie Williams | 30 | Head | Farm Helper | Alabama |
| 23 | Jimmie Williams | 20 | Son | Truck Driver | Alabama |
| 24 | Columbus Williams | 17 | Son | Farmer | Alabama |
| 25 | Linda Mae Williams | 10 | Dau | — | Alabama |
| 26 | Sammy Johns | 50 | Head | Saw Milling | Alabama |
| 27 | Mary M. Johns THIS PERSON | 48 | Wife | — | Alabama |
| 28 | Lula Johns | 30 | Dau | — | Alabama |
| 29 | Lizzie Johns | 25 | Dau | — | Alabama |
| 30 | L. C. Johns | 23 | Son | — | Alabama |
| 31 | Willie Johns | 21 | Son | — | Alabama |
| 32 | Johnnie Johns | 18 | Son | — | Alabama |
| 33 | Beola Gales | 31 | Wife | — | Alabama |
| 34 | Jannie Gales | 10 | Son | — | Alabama |
| 35 | Ima Gales | 8 | Dau | — | Alabama |
| 36 | Losenia Gales | 3 | Dau | — | Alabama |
| 37 | Jim Moore | 60 | Head | Farmer | Alabama |
| 38 | Mattie Moore | 46 | Wife | — | Alabama |
| 39 | Jimmie J. Moore | 21 | Son | Farmer | Alabama |
| 40 | Willie Moore | 12 | Son | — | Alabama |
| 41 | Steve Manson | 69 | Head | Farmer | Alabama |
| 42 | Sallie Manson | 42 | Wife | — | Alabama |
| 43 | Moses Anderson | 40 | Head | Laundress | Alabama |
| 44 | Ida Anderson | 32 | Wife | Farming | Alabama |
| 45 | Emma Lee Pate | 10 | Dau | — | Alabama |
| 46 | Hugh Pate | 26 | Boarder | Saw Mill | Alabama |
| 47 | Ed Anderson | 30 | Head | Farmer | Alabama |
| 48 | Rebecca Anderson | 24 | Wife | — | Alabama |
| 49 | C. B. Knox | 6 | Son | — | Alabama |
| 50 | Ola Knox | 12 | Dau | — | 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)