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Betty Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, Pennsylvania
Our Model Tree links this Betty Brown across the 1930 and 1940 US Censuses in Mercer-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 8-person household.
Age 19
b. ~1921
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, Pennsylvania |
| Surname | Brown |
| Given Name | Betty M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Coolspring Twp |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Penn |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Coolspring Twp |
| Est. Birth Year | ~1921 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Ruth Brown | Daughter | — | 16 | ~1924 |
| Betty Brown | Daughter | — | 19 | ~1921 |
| William Brown | Head | — | 39 | ~1901 |
| Roy Brown | Son | — | 10 | ~1930 |
| Theodore Brown | Son | — | 7 | ~1933 |
| Philip Brown | Son | — | 5 | ~1935 |
| William Brown | Son | — | 12 | ~1928 |
| Delphine Brown | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Mercer, Pennsylvania
Other, age 9
Mercer, Pennsylvania · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Betty M. |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Mercer-County, Pennsylvania
Daughter, age 19
Mercer-County, Pennsylvania · implied b. ~1921 — 8 household members
| Surname | Brown |
| Given Name | Betty M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Coolspring Twp |
| 1935 Residence (County) | Mercer |
| Highest Grade | H 4 |
| 1935 Residence | Penn |
| 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 Betty Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Brown
Daughter · 1940 · age 19 · b. ~1921 · Pennsylvania
★ You are viewing this record
Sibling
Roy Brown
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theodore Brown
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Brown
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Philip Brown
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mercer-County, Pennsylvania
Open full size
1940 US Federal Census — Mercer-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03570-00025)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Geraldine J Ulmer | 15 | Grand daughter | — | Pennsylvania |
| 2 | William L Haag | 8 | Grandson | — | West Virginia |
| 3 | Morris F Rodgers | 54 | Head | Farmer | Pennsylvania |
| 4 | Maybelle E Rodgers | 53 | Sister | Housekeeper | Pennsylvania |
| 5 | Edward J Rodgers | 69 | Head | Farmer | Pennsylvania |
| 6 | Jennie Rodgers | 67 | Wife | Housekeeper | Pennsylvania |
| 7 | Margaret J Hurley | 46 | Head | Housekeeper | Pennsylvania |
| 8 | Daniel J Hurley | 23 | Son | Farmer | Pennsylvania |
| 9 | William M Brown | 39 | Head | Field Supervisor | Pennsylvania |
| 10 | Delphine A Brown | 35 | Wife | Housekeeper | Pennsylvania |
| 11 | Betty M Brown THIS PERSON | 19 | Daughter | — | Pennsylvania |
| 12 | Ruth O Brown | 16 | Daughter | — | Pennsylvania |
| 13 | William M Jr Brown | 12 | Son | — | Pennsylvania |
| 14 | Roy J Brown | 10 | Son | — | Pennsylvania |
| 15 | Theodore W Brown | 7 | Son | — | Pennsylvania |
| 16 | Philip S Brown | 5 | Son | — | Pennsylvania |
| 17 | Ben J Cozad | 65 | Head | Farmer | Pennsylvania |
| 18 | Ida G Cozad | 66 | Wife | Housekeeper | Pennsylvania |
| 19 | Maurice H Garner | 34 | Head | Farm Hand | Pennsylvania |
| 20 | Elizabeth C Garner | 27 | Wife | Housekeeper | Pennsylvania |
| 21 | Betty J Garner | 8 | Daughter | — | Pennsylvania |
| 22 | Richard L Garner | 9 | Son | — | Pennsylvania |
| 23 | Harry C Garner | 7 | Son | — | Pennsylvania |
| 24 | Clair E Garner | 1 | Son | — | Pennsylvania |
| 25 | Walter D Brautigam | 47 | Head | Farmer | Pennsylvania |
| 26 | Alice M Brautigam | 48 | Wife | Housekeeper | Pennsylvania |
| 27 | Walter E Brautigam | 16 | Son | School | Pennsylvania |
| 28 | Robert O Brautigam | 9 | Son | — | Pennsylvania |
| 29 | William M Magner | 61 | Head | Farmer | Pennsylvania |
| 30 | Alice E Magner | 60 | Wife | Housekeeper | Pennsylvania |
| 31 | Gerard F Magner | 23 | Son | Production Clerk | Pennsylvania |
| 32 | Joseph M Magner | 19 | Son | School | Pennsylvania |
| 33 | Hurley F Magner | 17 | Son | School | Pennsylvania |
| 34 | John R Hazi | 31 | Son-in-law | Coil Winder | Pennsylvania |
| 35 | Gertrude C Hazi | 25 | Daughter | Housekeeper | Pennsylvania |
| 36 | Watt H Miller | 48 | Head | Farmer | Pennsylvania |
| 37 | Florence M Miller | 47 | Wife | Housekeeper | Pennsylvania |
| 38 | Lamont R Miller | 10 | Son | — | Pennsylvania |
| 39 | Lamont S Huey | 51 | Head | Farmer | Pennsylvania |
| 40 | Plummer Mccullough | 53 | Head | Farmer | 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)