LB
Lawrence Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lincoln-County, Kansas
Our Model Tree links this Lawrence Brown across the 1910, 1920, 1930 and 1940 US Censuses in Lincoln-County, Kansas (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lincoln-County, Kansas |
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | BEAVER TOWNSHIP |
| 1935 Residence (County) | Lincoln |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Beaver Township |
| Est. Birth Year | ~1909 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Charles Brown | Head | — | 60 | ~1880 |
| Alma Brown | Other | — | 23 | ~1917 |
| Lawrence Brown | Son | — | 31 | ~1909 |
| Ida Brown | Spouse | — | 60 | ~1880 |
Census Appearances
1910
Lincoln, Kansas
Son, age 2
Lincoln, Kansas · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Lincoln, Kansas
Son, age 11
Lincoln, Kansas · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Lincoln, Kansas
Son, age 21
Lincoln, Kansas · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence A |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | no |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Lincoln-County, Kansas
Son, age 31
Lincoln-County, Kansas · implied b. ~1909 — 4 household members
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | BEAVER TOWNSHIP |
| 1935 Residence (County) | Lincoln |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Brown across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Brown (~0.92 confidence) and father Charles Brown (~0.92 confidence) and father Charles Brown (~0.92 confidence) and father Charley Brown (~0.92 confidence) and mother Ida Brown (~0.92 confidence) and mother Ida Brown (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Brown
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Charles Brown
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Charles Brown
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Charley Brown
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Ida Brown
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Ida Brown
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Brown
Son · 1940 · age 31 · b. ~1909 · Kansas
★ 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, Kansas
Open full size
1940 US Federal Census — Lincoln-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01241-00017)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Irvin E. Lansing | 8 | Son | — | Kansas |
| 2 | Leo S. Lansing | 6 | Son | — | Kansas |
| 3 | Agnes M. Lansing | 5 | Daughter | — | Kansas |
| 4 | Rita A. Lansing | 4 | Daughter | — | Kansas |
| 5 | Mark A. Lansing | 2 | Son | — | Kansas |
| 6 | Ivan J. Lansing | 0 | Son | — | Kansas |
| 7 | Charles T. Brown | 60 | Head | Farmer | Kansas |
| 8 | Ida A. Brown | 60 | Wife | — | Kansas |
| 9 | Lawrence Brown THIS PERSON | 31 | Son | Farmer | Kansas |
| 10 | Alma Brown | 23 | Daughter-in-law | — | Kansas |
| 11 | Arthur Rose | 68 | Head | Farmer | Kansas |
| 12 | Nora M. Rose | 65 | Wife | — | Kansas |
| 13 | Margaret Rose | 25 | Daughter | Teacher | Kansas |
| 14 | Arthur Jr. Rose | 23 | Son | Farmer | Kansas |
| 15 | Harvey Whiteside | 39 | Head | Farmer | Kansas |
| 16 | Mary S. Whiteside | 34 | Wife | — | Kansas |
| 17 | Roland Whiteside | 15 | Son | — | Kansas |
| 18 | Sarah Whiteside | 12 | Daughter | — | Kansas |
| 19 | Ester Whiteside | 8 | Daughter | — | Kansas |
| 20 | Theodore M. Metz | 38 | Head | Attorney | Kansas |
| 21 | Wilma Metz | 34 | Wife | — | Kansas |
| 22 | Peggy J. Metz | 5 | Daughter | — | Kansas |
| 23 | Daniel D. Metz | 2 | Son | — | Kansas |
| 24 | Jack Kilcoyne | 32 | Head | Tractor Operator | Kansas |
| 25 | Grace Kilcoyne | 30 | Wife | — | Kansas |
| 26 | Thomas Kilcoyne | 4 | Son | — | Kansas |
| 27 | Oscar J. Ackerman | 64 | Head | Farmer | Pennsylvania |
| 28 | Myrtle Ackerman | 53 | Wife | — | Kansas |
| 29 | Bertha Ackerman | 29 | Daughter | Attendant | Kansas |
| 30 | John Crooks | 84 | Father-in-law | — | Iowa |
| 31 | William G. Herman | 64 | Head | Labourer | Kansas |
| 32 | Iva Herman | 57 | Wife | — | Kansas |
| 33 | H. H. Rector | 50 | Head | Farmer | Kansas |
| 34 | Effie Rector | 46 | Wife | — | Kansas |
| 35 | Wanda Rector | 17 | Daughter | — | Kansas |
| 36 | M. Grant Edgell | 45 | Head | Farmer | Kansas |
| 37 | Margaret C. Edgell | 37 | Wife | — | Missouri |
| 38 | Peter C. Jensen | 64 | Head | Farmer | Kansas |
| 39 | Rose E. Jensen | 52 | Wife | — | Nebraska |
| 40 | George W. Pepper | 30 | Head | Farmer | Kansas |
Pedigree Summary
Lawrence
Gen 1 · 6 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)