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Lawrence Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ottawa-County, Michigan
Our Model Tree links this Lawrence Brown across the 1910, 1920, 1930 and 1940 US Censuses in Ottawa-County, Michigan (XGBoost, ~Confirmed), with identified parents Ed & Edward — first a head (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ottawa-County, Michigan |
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Wright Twp. |
| 1935 Residence (County) | Ottawa |
| Additional Details | |
| Occupation | farm labour |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 866 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Farm Labour |
| Township / Ward | Wright Twp |
| Est. Birth Year | ~1910 |
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 |
|---|---|---|---|---|
| Monica Brown | Daughter | — | 3 | ~1937 |
| Lawrence Brown | Head | — | 30 | ~1910 |
| Adrian Brown | Son | — | 6 | ~1934 |
| Ethel Brown | Spouse | — | 29 | ~1911 |
Census Appearances
1910
Ottawa, Michigan
Son, age
Ottawa, Michigan · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1920
Ottawa, Michigan
Son, age 10
Ottawa, Michigan · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Ottawa, Michigan
Son, age 20
Ottawa, Michigan · implied b. ~1910 — 38 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Ottawa-County, Michigan
Head, age 30
Ottawa-County, Michigan · implied b. ~1910 — 4 household members
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Wright Twp. |
| 1935 Residence (County) | Ottawa |
| Occupation | farm labour |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 866 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Ed Brown (~0.92 confidence) and father Edward Brown (~0.92 confidence) and mother Cecilia Brown (~0.92 confidence) and mother Eralia Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ed Brown
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Edward Brown
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Cecilia Brown
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Eralia Brown
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Brown
Head · 1940 · age 30 · b. ~1910 · Michigan
★ 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 — Ottawa-County, Michigan
Open full size
1940 US Federal Census — Ottawa-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01809-00632)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vincent Brown | 3 | son | — | Michigan |
| 42 | Ronald Brown | 1 | son | — | Michigan |
| 43 | Rosalita Brown | 0 | daughter | — | Michigan |
| 44 | William Schwallier | 41 | Head | Farmer | Michigan |
| 45 | Elizabeth Schwallier | 37 | wife | — | Michigan |
| 46 | Donald Schwallier | 12 | son | — | Michigan |
| 47 | Edward Brown | 60 | Head | Farmer | Michigan |
| 48 | Estella Brown | 52 | wife | — | Michigan |
| 49 | Edith Brown | 20 | daughter | — | Michigan |
| 50 | Norbert Brown | 12 | son | — | Michigan |
| 51 | Vivian Brown | 8 | daughter | — | Michigan |
| 52 | Peter Schmucker | 65 | Head | Farmer | Michigan |
| 53 | Rosalie Schmucker | 63 | wife | — | Michigan |
| 54 | Catherine Schmucker | 35 | daughter | Farm Labour | Michigan |
| 55 | Albert Schmucker | 23 | son | Farm Labour | Michigan |
| 56 | Bernard Schmucker | 20 | son | — | Michigan |
| 57 | Lawrence Brown THIS PERSON | 30 | Head | Farm Labour | Michigan |
| 58 | Ethel Brown | 29 | wife | — | Michigan |
| 59 | Adrian Brown | 6 | son | — | Michigan |
| 60 | Monica Brown | 3 | daughter | — | Michigan |
| 61 | Albert Rothschill | 41 | Head | Farmer | Michigan |
| 62 | Clara Rothschill | 39 | wife | — | Michigan |
| 63 | Albin Rothschill | 0 | son | — | Michigan |
| 64 | Jos. Rothschill | 71 | Head | Farmer | Michigan |
| 65 | Tillie Rothschill | 72 | wife | — | Michigan |
| 66 | Herman Swartz | 24 | hired man | Farm Laborer | Michigan |
| 67 | Ben Smith | 35 | Head | Farmer | Chicago Ill |
| 68 | Helen Smith | 27 | wife | — | Michigan |
| 69 | Robert Smith | 2 | son | — | Michigan |
| 70 | Joseph Schneiders | 58 | Head | Farmer | Michigan |
| 71 | Rose Roefflin | 43 | house keeper | House Work | Michigan |
| 72 | Bernard Roefflin | 17 | house keeper son | Farm Laborer | Michigan |
| 73 | Evelyn Roefflin | 15 | house keeper daughter | — | Michigan |
| 74 | Bernard Harris | 27 | hired man | Farm Laborer | Michigan |
| 75 | Arthur Schneider | 62 | Head | Farmer | Michigan |
| 76 | Martin Courtade | 37 | Head | Farmer | Michigan |
| 77 | Olive Courtade | 30 | wife | — | Michigan |
| 78 | Emmet Courtade | 10 | son | — | Michigan |
| 79 | Arnold Courtade | 7 | son | — | Michigan |
| 80 | Thomas Courtade | 5 | son | — | Michigan |
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)