JL
John Leach — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Marshall, Alabama
Our Model Tree links this John Leach across the 1930 and 1940 US Censuses in Marshall, Alabama (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 3
b. ~1927
Male
Son
Born: Alabama
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Marshall, Alabama |
| Surname | Leach |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Beat 26 |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Annie Leach | Daughter | — | 1 | ~1929 |
| Gertrude Leach | Daughter | — | 10 | ~1920 |
| Jewell Leach | Daughter | — | 14 | ~1916 |
| John Leach | Son | — | 3 | ~1927 |
| John Leach | Head | — | 38 | ~1892 |
| Jennie Leach | Spouse | — | 26 | ~1904 |
| Lelton Wyatt | Other | — | 6 | ~1924 |
| Leslie Wyatt | Other | — | 8 | ~1922 |
Census Appearances
1930
Marshall, Alabama
Son, age 3
Marshall, Alabama · implied b. ~1927 — 8 household members
| Surname | Leach |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Marshall-County, Alabama
Other, age 14
Marshall-County, Alabama · implied b. ~1926 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leak |
| Given Name | John L. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Arab town |
| 1935 Residence (County) | Marshall |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 John Leach across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Leach
Son · 1930 · age 3 · b. ~1927 · Alabama
★ You are viewing this record
Sibling
Annie Leach
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jewell Leach
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Leach
Sibling · 1930 · age 10
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 — Marshall, Alabama
Open full size
1930 US Federal Census — Marshall, Alabama
Page Contents
50 people indexed on this census page (ia:1930:15thcensus40usce:0164)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eugene Coker | 2 | Son | — | Alabama |
| 2 | Lyle M Coker | 1 | Son | — | Alabama |
| 3 | Lula Coker | 0 | Daughter | — | Alabama |
| 4 | Grady Jordan | 32 | Head | Mail Carrier | Georgia |
| 5 | Mary Jordan | 28 | Wife | — | Alabama |
| 6 | Charles W Jordan | 8 | Son | Teacher | Alabama |
| 7 | Mildred Jordan | 6 | Daughter | Teacher | Alabama |
| 8 | Edith Jordan | 4 | Daughter | — | Alabama |
| 9 | Mary Jordan | 2 | Daughter | — | Alabama |
| 10 | James Jordan | 0 | Son | — | Alabama |
| 11 | John T Garrison | 61 | Head | Farmer | Alabama |
| 12 | Sophronia Garrison | 58 | Wife | Farm Laborer | Alabama |
| 13 | Ida Garrison | 31 | Daughter | — | Alabama |
| 14 | Eula Garrison | 25 | Daughter | — | Alabama |
| 15 | Annie Garrison | 23 | Daughter | — | Alabama |
| 16 | Ethel Garrison | 21 | Daughter | — | Alabama |
| 17 | Lula Garrison | 18 | Daughter | — | Alabama |
| 18 | Emmalou Garrison | 10 | G-Daughter | — | Alabama |
| 19 | John H Woods | 35 | Head | Farmer | Alabama |
| 20 | Betty Woods | 31 | Wife | Farm Laborer | Alabama |
| 21 | Annie L Woods | 12 | Daughter | — | Alabama |
| 22 | Sullen T King | 51 | Head | Farmer | Alabama |
| 23 | Anna M King | 47 | Wife | Farm Laborer | Alabama |
| 24 | Thelma King | 19 | Daughter | Farm Laborer | Alabama |
| 25 | Dallie King | 16 | Daughter | Farm Laborer | Alabama |
| 26 | Bernice King | 11 | Daughter | — | Alabama |
| 27 | John W Leach | 38 | Head | Farmer | Alabama |
| 28 | Jennie Leach | 26 | Wife | — | Alabama |
| 29 | Jewell Leach | 14 | Daughter | — | Alabama |
| 30 | Gertrude Leach | 10 | Daughter | — | Alabama |
| 31 | John L Leach THIS PERSON | 3 | Son | — | Alabama |
| 32 | Annie L Leach | 1 | Daughter | — | Alabama |
| 33 | Leslie Wyatt | 8 | Nephew | — | Alabama |
| 34 | Lelton Wyatt | 6 | Nephew | — | Alabama |
| 35 | Ella Mullan | 54 | Head-R | — | Alabama |
| 36 | Morgan Mullan | 16 | Son | Farm Laborer | Alabama |
| 37 | Pearl Scott | 21 | Daughter | Farm Laborer | Alabama |
| 38 | Mary N Scott | 1 | G-Daughter | — | Alabama |
| 39 | William M Wyatt | 75 | Father | — | Alabama |
| 40 | William T Mullan | 46 | Head | Farmer | Alabama |
| 41 | Nona E Mullan | 23 | Wife | Farm Laborer | Alabama |
| 42 | William E Mullan | 7 | Son | — | Alabama |
| 43 | Lilla V Mullan | 6 | Son | — | Alabama |
| 44 | Riley S Mullan | 3 | Son | — | Alabama |
| 45 | Annie L Mullan | 1 | Daughter | — | Alabama |
| 46 | Hazel J Mullan | 0 | Son | — | Alabama |
| 47 | Loyd H Waldrop | 19 | Head | Farmer | Alabama |
| 48 | Agnes Waldrop | 18 | Wife | Farm Laborer | Alabama |
| 49 | Henry D Wyatt | 51 | Head | Farmer | Alabama |
| 50 | Sarah L Wyatt | 47 | Wife | — | 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)