MP
Mary Powell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dauphin-County, Pennsylvania
Our Model Tree links this Mary Powell across the 1930 and 1940 US Censuses in Dauphin-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 11-person household.
Age 12
b. ~1928
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dauphin-County, Pennsylvania |
| Surname | Powell |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Union Deposit |
| 1935 Residence (County) | Dauphin |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Union Deposit |
| Est. Birth Year | ~1928 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Marian Powell | Daughter | — | 17 | ~1923 |
| Jacqueline Powell | Daughter | — | 6 | ~1934 |
| Mary Powell | Daughter | — | 12 | ~1928 |
| Geraldine Powell | Daughter | — | 14 | ~1926 |
| Kay Powell | Daughter | — | ~1940 | |
| John Powell | Head | — | 37 | ~1903 |
| Ann Parish | Other | — | 19 | ~1921 |
| John Powell | Son | — | 9 | ~1931 |
| James Powell | Son | — | 4 | ~1936 |
| William Powell | Son | — | 2 | ~1938 |
| Mary Powell | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Dauphin, Pennsylvania
Daughter, age 2
Dauphin, Pennsylvania · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Powell |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Dauphin-County, Pennsylvania
Daughter, age 12
Dauphin-County, Pennsylvania · implied b. ~1928 — 11 household members
| Surname | Powell |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Union Deposit |
| 1935 Residence (County) | Dauphin |
| Highest Grade | 6 |
| 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 Mary Powell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Powell
Daughter · 1940 · age 12 · b. ~1928 · Pennsylvania
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Sibling
Geraldine Powell
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Powell
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Powell
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marian Powell
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kay Powell
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jacqueline Powell
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Powell
Sibling · 1940 · age 4
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 — Dauphin-County, Pennsylvania
Open full size
1940 US Federal Census — Dauphin-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03484-00591)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice Shertzer | 27 | Wife | — | Pennsylvania |
| 42 | Aileen Shertzer | 8 | Daughter | — | Pennsylvania |
| 43 | Elva Shertzer | 5 | Daughter | — | Pennsylvania |
| 44 | James Jr. Shertzer | 2 | Son | — | Pennsylvania |
| 45 | Erin Mckee | 25 | Head | Factory Laborer | Pennsylvania |
| 46 | Bessie Mckee | 23 | Wife | — | Pennsylvania |
| 47 | James Mckee | 4 | Son | — | Pennsylvania |
| 48 | Fredrick Mckee | 2 | Son | — | Pennsylvania |
| 49 | Larkin Morris | 32 | Head | Laborer | Virginia |
| 50 | Margret Morris | 30 | Wife | — | Virginia |
| 51 | Pauline Morris | 10 | Daughter | — | Pennsylvania |
| 52 | Mary Morris | 8 | Daughter | — | Pennsylvania |
| 53 | John Morris | 6 | Son | — | Pennsylvania |
| 54 | Janet Morris | 4 | Daughter | — | Pennsylvania |
| 55 | James Morris | 2 | Son | — | Pennsylvania |
| 56 | John Powell | 37 | Head | Janitor | Virginia |
| 57 | Mary Powell | 35 | Wife | — | Virginia |
| 58 | Marian Powell | 17 | Daughter | Candy Worker | Virginia |
| 59 | Geraldine Powell | 14 | Daughter | — | Pennsylvania |
| 60 | Mary Lou Powell THIS PERSON | 12 | Daughter | — | Pennsylvania |
| 61 | John Jr. Powell | 9 | Son | — | Pennsylvania |
| 62 | Jacqueline Powell | 6 | Daughter | — | Pennsylvania |
| 63 | James Powell | 4 | Son | — | Pennsylvania |
| 64 | William Powell | 2 | Son | — | Pennsylvania |
| 65 | Kay Powell | 0 | Daughter | — | Pennsylvania |
| 66 | Ann Parish | 19 | Lodger | Factory Worker | Pennsylvania |
| 67 | Harry Forester | 48 | Head | Factory Laborer | Iowa |
| 68 | Stella Forester | 45 | Wife | — | Pennsylvania |
| 69 | Herman Forester | 23 | Son | Factory Laborer | Pennsylvania |
| 70 | Walter Sipe | 44 | Head | Factory Laborer | Pennsylvania |
| 71 | Fairy Sipe | 43 | Wife | — | Pennsylvania |
| 72 | Louise Sipe | 19 | Daughter | Factory Worker | Pennsylvania |
| 73 | Roy Sipe | 15 | Son | — | Pennsylvania |
| 74 | Marie Sipe | 13 | Daughter | — | Pennsylvania |
| 75 | Herbert Sipe | 11 | Son | — | Pennsylvania-nr |
| 76 | Janet Sipe | 8 | Daughter | — | Pennsylvania |
| 77 | Ardell Sipe | 6 | Daughter | — | Pennsylvania |
| 78 | William Shaffer | 68 | Head | Laborer | Pennsylvania |
| 79 | Ella Shaffer | 61 | Wife | Candy Worker | Pennsylvania |
| 80 | Edison Henry | 55 | Head | Meat Salesman | Pennsylvania |
Related Census Records
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)