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Lawrence Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Miami-County, Ohio
Our Model Tree links this Lawrence Brown across the 1920, 1930 and 1940 US Censuses in Miami-County, Ohio (XGBoost, ~Confirmed), with identified parents Morris & Nellie — first a head (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Miami-County, Ohio |
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Covington |
| 1935 Residence (County) | Miami |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Construction |
| Class of Worker | OA |
| Hours Worked | 13 |
| Income (1939) | 500 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Carpenter |
| Township / Ward | Covington |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Reta Brown | Daughter | — | 10 | ~1930 |
| Lawrence Brown | Head | — | 42 | ~1898 |
| Esther Brown | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Miami, Ohio
Son, age 22
Miami, Ohio · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence S |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Miami, Ohio
Head, age 32
Miami, Ohio · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 28 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15.00 |
| Radio Set | R |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Miami-County, Ohio
Head, age 42
Miami-County, Ohio · implied b. ~1898 — 3 household members
| Surname | Brown |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Covington |
| 1935 Residence (County) | Miami |
| Occupation | Carpenter |
| Industry | Construction |
| Class of Worker | OA |
| Hours Worked | 13 |
| Income (1939) | 500 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Morris Brown (~0.92 confidence) and mother Nellie Brown (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Morris Brown
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Nellie Brown
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Brown
Head · 1940 · age 42 · b. ~1898 · Ohio
★ 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 — Miami-County, Ohio
Open full size
1940 US Federal Census — Miami-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03115-00630)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Nicholas | 37 | Head | Mechanic | Ohio |
| 42 | Viola Nicholas | 27 | Wife | — | Ohio |
| 43 | Eileen Nicholas | 18 | Daughter | — | Ohio |
| 44 | Dona Nicholas | 4 | Daughter | — | Ohio |
| 45 | Verna Felger | 49 | Head | — | Ohio |
| 46 | Emma Felger | 80 | Mother | — | Ohio |
| 47 | Dick Potts | 20 | Nephew | Clerk | Ohio |
| 48 | Clay Bennett | 35 | Head | Supt. Line | Ohio |
| 49 | Martha Bennett | 34 | Wife | — | Michigan |
| 50 | Barbara Bennett | 5 | Daughter | — | Ohio |
| 51 | George Drees | 28 | Head | Agent | Ohio |
| 52 | Helen Drees | 28 | Wife | Clerk | Ohio |
| 53 | May Rothermel | 70 | Head | — | Ohio |
| 54 | Margaret Rothermel | 35 | Daughter | Teacher | Ohio |
| 55 | Vernon Holsinger | 50 | Head | Carpenter | Virginia |
| 56 | Elizabeth Holsinger | 44 | Wife | — | Ohio |
| 57 | Laura M. Holsinger | 24 | Daughter | Helper | Ohio |
| 58 | Clarence Holsinger | 21 | Son | Laborer | Ohio |
| 59 | Harriet Holsinger | 19 | Daughter | Maid | Ohio |
| 60 | Eva Johnston | 68 | Head | — | Ohio |
| 61 | J. N. Arndall | 62 | Head | Miller | Virginia |
| 62 | Nora E. Arndall | 61 | Wife | — | Ohio |
| 63 | Samuel Holsinger | 74 | Head | — | Ohio |
| 64 | Minnie Holsinger | 68 | Wife | — | Ohio |
| 65 | R. L. Brubaker | 46 | Head | Salesman | Ohio |
| 66 | Hazel Brubaker | 43 | Wife | — | Ohio |
| 67 | Sally Sue Brubaker | 10 | Daughter | — | Ohio |
| 68 | Emma Boyer | 75 | Law in Law | — | Ohio |
| 69 | Flora M. Sharp | 74 | Head | — | Ohio |
| 70 | Bernice M. Fox | 55 | Daughter | — | Ohio |
| 71 | Ned Drees | 25 | Head | Packer | Ohio |
| 72 | Roxy Drees | 23 | Wife | — | Ohio |
| 73 | Donald Drees | 5 | Son | — | Ohio |
| 74 | Lawrence Brown THIS PERSON | 42 | Head | Carpenter | Ohio |
| 75 | Esther Brown | 46 | Wife | — | Ohio |
| 76 | Reta Brown | 10 | Daughter | — | Ohio |
| 77 | Joseph Wolfinger | 71 | Head | — | Illinois |
| 78 | Minnie B. Wolfinger | 68 | Wife | — | Ohio |
| 79 | Lee Holsinger | 28 | Head | Operator | Ohio |
| 80 | Mina Holsinger | 26 | Wife | — | Ohio |
Pedigree Summary
Lawrence
Gen 1 · 2 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)