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Sadie Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Sadie Brown across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 3-person household.
Age 62
b. ~1878
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Brown |
| Given Name | Sadie P. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mt. Lebanon |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Mt Lebanon |
| Est. Birth Year | ~1878 |
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 Sadie | Age | Birth yr |
|---|---|---|---|---|
| James Brown | Son | — | 30 | ~1910 |
| James Brown | Head | — | 67 | ~1873 |
| Sadie Brown | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Allegheny, Pennsylvania
Spouse, age 42
Allegheny, Pennsylvania · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Sadie C. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Other, age 53
Allegheny, Pennsylvania · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Sadie E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 28 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 62
Allegheny-County, Pennsylvania · implied b. ~1878 — 3 household members
| Surname | Brown |
| Given Name | Sadie P. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mt. Lebanon |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Sadie Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Sadie Brown
Spouse · 1940 · age 62 · b. ~1878 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03411-00670)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isabella Smith | 49 | Wife | — | New Hampshire |
| 2 | Russell Smith | 30 | Son | Clerk | Pennsylvania |
| 3 | James H. Wright | 31 | Head | Salesman | Alabama |
| 4 | Lona Wright | 34 | Wife | — | Pennsylvania |
| 5 | James H. Jr. Wright | 3 | Son | — | Pennsylvania |
| 6 | Joyce Estelle Wright | 2 | Daughter | — | Pennsylvania |
| 7 | Mary W. Heigh | 31 | Sister | — | Alabama |
| 8 | Kathryn Shaw | 43 | Sister-in-law | — | Pennsylvania |
| 9 | Earl E. Shaw | 45 | Brother-in-law | Salesman | Pennsylvania |
| 10 | Louis Shaw | 19 | Son | Salesman | Pennsylvania |
| 11 | Edward Shaw | 17 | Nephew | — | Pennsylvania |
| 12 | Lois Hogsett | 20 | Sister-in-law | — | Pennsylvania |
| 13 | Charles Burlington | 47 | Head | Engineer | Maryland |
| 14 | Ethel Burlington | 48 | Wife | — | Pennsylvania |
| 15 | Jane Burlington | 21 | Daughter | Stenographer | Pennsylvania |
| 16 | Charles (Jr) Burlington | 18 | Son | — | Pennsylvania |
| 17 | James Brown | 67 | Head | Salesmanager | Scotland |
| 18 | Sadie P. Brown THIS PERSON | 62 | Wife | — | Pennsylvania |
| 19 | James H. Brown | 30 | Son | Salesman | Pennsylvania |
| 20 | David Kurtzman | 36 | Head | Research | Pennsylvania |
| 21 | Celia Kurtzman | 30 | Wife | — | New York |
| 22 | Rochelle Kurtzman | 3 | Daughter | — | Pennsylvania |
| 23 | Marshall Kurtzman | 0 | Son | — | Pennsylvania |
| 24 | Irene Evonjeski | 19 | Maid | Maid | Pennsylvania |
| 25 | Ralph Strickler | 34 | Head | Salesman | Pennsylvania |
| 26 | Beatrice Strickler | 33 | Wife | — | Pennsylvania |
| 27 | Katherine Strickler | 6 | Daughter | — | Pennsylvania |
| 28 | James Strickler | 4 | Son | — | Pennsylvania |
| 29 | Edith Strickler | 1 | Daughter | — | Pennsylvania |
| 30 | Charles H. Werner | 52 | Head | Pharmacist | Pennsylvania |
| 31 | Othelia D. Werner | 40 | Wife | — | Pennsylvania |
| 32 | John Chas Werner | 1 | Son | — | Pennsylvania |
| 33 | Mary J. Shipley | 52 | Sister-in-law | — | Pennsylvania |
| 34 | Lawrence Bromberick | 29 | Lodger | Science Teacher | Pennsylvania |
| 35 | Charles H. Ekey | 53 | Head | Merchant | Pennsylvania |
| 36 | Margaret H. Ekey | 57 | Wife | — | Pennsylvania |
| 37 | Grace Otterman | 39 | Lodger | — | Pennsylvania |
| 38 | Jean Otterman | 25 | Lodger | Clerk | Pennsylvania |
| 39 | Hattie Irene York | 54 | Head | — | Pennsylvania |
| 40 | Marion York | 20 | Daughter | Stenographer | Pennsylvania |
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)