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Lawrence Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lincoln-County, Nebraska
Our Model Tree links this Lawrence Martin across the 1910, 1920, 1930 and 1940 US Censuses in Lincoln-County, Nebraska (XGBoost, ~Confirmed), with identified parents Andrew & Emery — first a head (b.~1904), then head of a 3-person household.
Age 36
b. ~1904
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lincoln-County, Nebraska |
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | North Platte City |
| 1935 Residence (County) | Lincoln |
| Additional Details | |
| Occupation | Co Owner |
| Industry | Finance Co |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 1568 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Co Owner |
| Township / Ward | North Platte City |
| Est. Birth Year | ~1904 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Martin | Head | — | 36 | ~1904 |
| Terrence Martin | Son | — | 2 | ~1938 |
| Kitty Martin | Spouse | — | 38 | ~1902 |
Census Appearances
1910
Lincoln, Nebraska
Son, age 6
Lincoln, Nebraska · implied b. ~1904 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Lincoln, Nebraska
Son, age 16
Lincoln, Nebraska · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Nebraska |
| Occupation | Laborer |
| Industry | Home Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Lincoln, Nebraska
Other, age 26
Lincoln, Nebraska · implied b. ~1904 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Roomer |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Nebraska |
| Occupation | Proprietor |
| Industry | Garage |
| Class of Worker | O |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Lincoln-County, Nebraska
Head, age 36
Lincoln-County, Nebraska · implied b. ~1904 — 3 household members
| Surname | Martin |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | North Platte City |
| 1935 Residence (County) | Lincoln |
| Occupation | Co Owner |
| Industry | Finance Co |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 1568 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Martin (~0.92 confidence) and father Emery Martin (~0.92 confidence) and mother Winnie Martin (~0.92 confidence) and mother Winona Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Martin
b. ~1856
Source father
● Household
· direct · ~0.92
Father
Emery Martin
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Winnie Martin
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Winona Martin
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Martin
Head · 1940 · age 36 · b. ~1904 · Nebraska
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lincoln-County, Nebraska
Open full size
1940 US Federal Census — Lincoln-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02256-00289)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Peggy Ann Murdock | 6 | Daughter | — | Nebraska |
| 2 | Judith L Murdock | 3 | Daughter | — | Nebraska |
| 3 | Richard L Murdock | 2 | Son | — | Nebraska |
| 4 | Edwin M Rector | 34 | Head | Salesman | Nebraska |
| 5 | Jean G Rector | 33 | Wife | — | Nebraska |
| 6 | Edwin M Jr Rector | 13 | Son | — | Nebraska |
| 7 | Jerry G Rector | 9 | Son | — | Nebraska |
| 8 | Fred H Haneck | 34 | Head | Dentist | Nebraska |
| 9 | Emma M Haneck | 36 | Wife | — | Nebraska |
| 10 | Harry L Kulas | 59 | Head | Salesman | Kansas |
| 11 | Nettie H Kulas | 57 | Wife | — | Nebraska |
| 12 | Mary Jane Kulas | 25 | Daughter | Secretary | Nebraska |
| 13 | John R Kulas | 18 | Son | Laborer | Nebraska |
| 14 | Mary Mcconnell | 29 | Lodger | Graduate Nurse | Nebraska |
| 15 | Harvey H Walker | 40 | Head | Electrical Engineer | Nebraska |
| 16 | L Dorothy Walker | 34 | Wife | — | Nebraska |
| 17 | Helen V Knight | 25 | Lodger | Nurse | Nebraska |
| 18 | John A Slinn | 29 | Head | Pilot | Nebraska |
| 19 | Mary E Slinn | 26 | Wife | — | Nebraska |
| 20 | Ella M Slinn | 4 | Daughter | — | Nebraska |
| 21 | Kathleen A Slinn | 2 | Daughter | — | Nebraska |
| 22 | Janet L Slinn | 1 | Daughter | — | Nebraska |
| 23 | R O Pietsch | 19 | Boarder | Apprentice Mechanic | Nebraska |
| 24 | Lawrence Martin THIS PERSON | 36 | Head | Co Owner | Nebraska |
| 25 | Kitty M Martin | 38 | Wife | — | Nebraska |
| 26 | Terrence E Martin | 2 | Son | — | Nebraska |
| 27 | George F Nichols | 47 | Head | Manager | Nebraska |
| 28 | Florence E Nichols | 45 | Wife | — | Nebraska |
| 29 | Lorraine B Nichols | 15 | Daughter | — | Nebraska |
| 30 | Luella C Slage | 61 | Head | — | Illinois |
| 31 | James N Slage | 78 | Husband | — | Illinois |
| 32 | Beth M Slage | 30 | Daughter | House Work | Nebraska |
| 33 | A D Albert | 38 | Head | Attendant | Nebraska |
| 34 | Nancy F Albert | 30 | Wife | Teacher | California |
| 35 | Nancy L Albert | 3 | Daughter | — | Nebraska |
| 36 | Mary L Albert | 1 | Daughter | — | Nebraska |
| 37 | Henry A Krumm | 44 | Head | Meat Cutter | Illinois |
| 38 | Alma D Krumm | 38 | Wife | — | Nebraska |
| 39 | Juanita Krumm | 9 | Daughter | — | Nebraska |
| 40 | Ardis A Krumm | 6 | Daughter | — | Nebraska |
Related Census Records
Pedigree Summary
Lawrence
Gen 1 · 4 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)