LM
Lawrence Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Indiana
Our Model Tree links this Lawrence Martin across the 1920, 1930 and 1940 US Censuses in Wayne-County, Indiana (XGBoost, ~Confirmed), with identified parents Carl & Jessie — first a son (b.~1920), then head of a 13-person household.
Age 20
b. ~1920
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Indiana |
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Center Twp |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Center Twp |
| Est. Birth Year | ~1920 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Mildred Martin | Daughter | — | 10 | ~1930 |
| Paul Martin | Son | — | 7 | ~1933 |
| Howard Martin | Son | — | 18 | ~1922 |
| Lucy Martin | Daughter | — | 16 | ~1924 |
| Lawrence Martin | Son | — | 20 | ~1920 |
| Clyde Martin | Son | — | 24 | ~1916 |
| Ellis Martin | Son | — | 26 | ~1914 |
| Mary Martin | Daughter | — | 18 | ~1922 |
| Kermit Martin | Son | — | 12 | ~1928 |
| Carl Martin | Head | — | 48 | ~1892 |
| Carl Martin | Son | — | 13 | ~1927 |
| Sarah Martin | Daughter | — | 15 | ~1925 |
| Jessie Martin | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Wayne, Indiana
Son, age
Wayne, Indiana · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Wayne, Indiana
Son, age 10
Wayne, Indiana · implied b. ~1920 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Wayne-County, Indiana
Son, age 20
Wayne-County, Indiana · implied b. ~1920 — 13 household members
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Center Twp |
| 1935 Residence (County) | Wayne |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Lawrence Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carl Martin (~0.92 confidence) and mother Jessie Martin (~0.92 confidence) and mother Jessie Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Martin
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Jessie Martin
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Jessie Martin
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Martin
Son · 1940 · age 20 · b. ~1920 · Indiana
★ You are viewing this record
Sibling
Howard Martin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Martin
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucy Martin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kermit Martin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Martin
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellis Martin
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Martin
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Martin
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1940 · age 18
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
1940 US Federal Census — Wayne-County, Indiana
Open full size
1940 US Federal Census — Wayne-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01108-00087)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ranna B Mckinney | 53 | wife | — | Kentucky |
| 2 | Oscar Pike | 63 | Head | — | Kentucky |
| 3 | Flora B Pike | 59 | wife | — | Indiana |
| 4 | Carl B Stevens | 23 | Head | Farmer | Indiana |
| 5 | Audrey N Stevens | 22 | wife | Seamstress | Indiana |
| 6 | Mickle Farra | 60 | Head | Farmer | Poland |
| 7 | Mary E Farra | 62 | wife | — | Poland |
| 8 | John C Eliason | 63 | Head | Farmer | Indiana |
| 9 | Viola E Eliason | 60 | wife | — | Indiana |
| 10 | Elma M Eliason | 36 | Daughter | Teacher | Indiana |
| 11 | William B Harris | 68 | Head | — | Illinois |
| 12 | Linnie Harris | 67 | wife | — | Indiana |
| 13 | Claud O Spraker | 48 | Head | Farmer | Indiana |
| 14 | Mary F Spraker | 20 | wife | — | Kansas |
| 15 | Sue A Spraker | 5 | Daughter | — | Indiana |
| 16 | Carl J Scruggs | 34 | Head | Farmer | Indiana |
| 17 | Oneda Scruggs | 36 | wife | — | Ohio |
| 18 | Carl Jr Scruggs | 13 | Son | — | Indiana |
| 19 | Ruby P Scruggs | 11 | Daughter | — | Indiana |
| 20 | Carl J Martin | 48 | Head | Farmer | Indiana |
| 21 | Jessie E Martin | 44 | wife | Farmer | Indiana |
| 22 | Ellis J Martin | 26 | Son | Labor | Indiana |
| 23 | Clyde C Martin | 24 | Son | Welder | Indiana |
| 24 | Lawrence Martin THIS PERSON | 20 | Son | — | Indiana |
| 25 | Howard Martin | 18 | Son | Labor | Indiana |
| 26 | Mary Martin | 18 | Daughter | — | Indiana |
| 27 | Sarah Martin | 15 | Daughter | — | Indiana |
| 28 | Lucy Martin | 16 | Daughter | — | Indiana |
| 29 | Carl Jr Martin | 13 | Son | — | Indiana |
| 30 | Kermit Martin | 12 | Son | — | Indiana |
| 31 | Mildred Martin | 10 | Daughter | — | Indiana |
| 32 | Paul Martin | 7 | Son | — | Indiana |
| 33 | George W Liford | 36 | Head | Truck Driver | Kentucky |
| 34 | Marie Liford | 35 | wife | — | Kentucky |
| 35 | Estel C Liford | 15 | Son | — | Kentucky |
| 36 | Earl Liford | 12 | Son | — | Kentucky |
| 37 | Janice V Liford | 5 | Daughter | — | Kentucky |
| 38 | Frank Leard | 64 | Head | Farmer | Kentucky |
| 39 | Elizabeth Leard | 59 | wife | — | Kentucky |
| 40 | Betty Leard | 16 | Daughter | — | Kentucky |
Pedigree Summary
Lawrence + 10 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)