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Ernest Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Ohio
Our Model Tree links this Ernest Brown across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed), with identified parents William & Ida — first a head (b.~1900), then head of a 10-person household.
Age 40
b. ~1900
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Ohio |
| Surname | Brown |
| Given Name | Ernest O |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Dayton City |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Payroll Dept Asst Mgr |
| Industry | Register Factory City of Dayton |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2400 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Payroll Dept Asst Mgr |
| Township / Ward | Dayton City |
| Est. Birth Year | ~1900 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| Ernest Brown | Head | — | 40 | ~1900 |
| Jos Schulkers | Other | — | 19 | ~1921 |
| Margaret Burgmeier | Other | — | 72 | ~1868 |
| Chas Brown | Son | — | 13 | ~1927 |
| Kenneth Brown | Son | — | 11 | ~1929 |
| Richard Brown | Son | — | 7 | ~1933 |
| Ralph Brown | Son | — | 4 | ~1936 |
| Eugene Brown | Son | — | 15 | ~1925 |
| Wilfred Brown | Son | — | 9 | ~1931 |
| Helen Brown | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Montgomery, Ohio
Son, age 19
Montgomery, Ohio · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Montgomery, Ohio
Head, age 30
Montgomery, Ohio · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Ernest H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 23 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Germany |
| Occupation | Civil Engineer |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | 30.00 |
| Veteran | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Montgomery-County, Ohio
Head, age 40
Montgomery-County, Ohio · implied b. ~1900 — 10 household members
| Surname | Brown |
| Given Name | Ernest O |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Dayton City |
| 1935 Residence (County) | Montgomery |
| Occupation | Payroll Dept Asst Mgr |
| Industry | Register Factory City of Dayton |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2400 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| 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 Ernest Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Brown (~0.92 confidence) and mother Ida Brown (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Brown
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Ida Brown
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Brown
Head · 1940 · age 40 · b. ~1900 · 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 — Montgomery-County, Ohio
Open full size
1940 US Federal Census — Montgomery-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03256-00126)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Fred M Kerr | 35 | Head | Lawyer | Ohio |
| 3 | Mary M Kerr | 37 | Wife | — | New York |
| 4 | Robert L Kerr | 4 | Son | — | Ohio |
| 5 | Boyd L Williams | 51 | Head | Auto Salesman | Ohio |
| 6 | Ethel K Williams | 48 | Wife | — | Ohio |
| 7 | Robert J Williams | 23 | Son | Operator | Ohio |
| 8 | Arthur Robert Williams | 22 | Son | Clerk | Ohio |
| 9 | Ernest O Brown THIS PERSON | 40 | Head | Payroll Dept Asst Mgr | Ohio |
| 10 | Helen F Brown | 39 | Wife | — | Ohio |
| 11 | Eugene R Brown | 15 | Son | — | Ohio |
| 12 | Chas W Brown | 13 | Son | — | Ohio |
| 13 | Kenneth R Brown | 11 | Son | — | Ohio |
| 14 | Wilfred E Brown | 9 | Son | — | Ohio |
| 15 | Richard T Brown | 7 | Son | — | Ohio |
| 16 | Ralph V Brown | 4 | Son | — | Ohio |
| 17 | Margaret Burgmeier | 72 | Mother-in-law | — | Germany |
| 18 | Jos R Schulkers | 19 | Brother-in-law | — | Ohio |
| 19 | Thurman W Smith | 28 | Head | Operator | Ohio |
| 20 | Pauline J Smith | 29 | Wife | — | Ohio |
| 21 | Thurman D Smith | 1 | Son | — | Ohio |
| 22 | Edna Boser | 53 | Sister-in-law | Telephone Operator | Ohio |
| 23 | Frank H Winget | 30 | Head | Designing Draftsman | Ohio |
| 24 | Margaret E Winget | 31 | Wife | — | Ohio |
| 25 | Gary D Winget | 1 | Son | — | Ohio |
| 26 | Howard B Brown | 38 | Head | Salesman | Ohio |
| 27 | Violet M Brown | 35 | Wife | — | Ohio |
| 28 | Howard K Brown | 13 | Step-son | — | Ohio |
| 29 | Geo A Cocup | 45 | Head | Draftsman | Wisconsin |
| 30 | Dorothy B Cocup | 42 | Wife | — | Ohio |
| 31 | Forest C Burr | 31 | Head | Machine Engraver | Ohio |
| 32 | Thelma G Burr | 30 | Wife | — | Ohio |
| 33 | Nevin C Byrd | 40 | Head | Designer | Ohio |
| 34 | Ethel L Byrd | 39 | Wife | — | Ohio |
| 35 | Carroll B Gross | 34 | Brother-in-law | Burner | Ohio |
| 36 | Elizabeth F Gross | 20 | Daughter | — | Ohio |
| 37 | Vernon C Gross | 1 | Grandson | — | Ohio |
| 38 | Norman E Gross | 0 | Grandson | — | Ohio |
| 39 | Wm E Wilson | 37 | Head | Machinist | Ohio |
| 40 | Marie S Wilson | 39 | Wife | — | Ohio |
Pedigree Summary
Ernest
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)