MP
Mary Patterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dauphin-County, Pennsylvania
Our Model Tree links this Mary Patterson across the 1920, 1930 and 1940 US Censuses in Dauphin-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Nathaniel & William — first a daughter (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dauphin-County, Pennsylvania |
| Surname | Patterson |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Harrisburg |
| 1935 Residence (County) | Dauphin |
| Additional Details | |
| Occupation | Secretary |
| Industry | State |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1020 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Secretary |
| Township / Ward | Harrisburg |
| Est. Birth Year | ~1915 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Patterson | Daughter | — | 25 | ~1915 |
| Stella Patterson | Head | — | 50 | ~1890 |
| James Patterson | Son | — | 19 | ~1921 |
| Samuel Patterson | Son | — | 21 | ~1919 |
| George Patterson | Son | — | 16 | ~1924 |
| Richard Patterson | Son | — | 9 | ~1931 |
Census Appearances
1920
Dauphin, Pennsylvania
Daughter, age 5
Dauphin, Pennsylvania · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Patterson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | West Virginia |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Dauphin, Pennsylvania
Daughter, age 15
Dauphin, Pennsylvania · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Patterson |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | West Virginia |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Dauphin-County, Pennsylvania
Daughter, age 25
Dauphin-County, Pennsylvania · implied b. ~1915 — 6 household members
| Surname | Patterson |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Harrisburg |
| 1935 Residence (County) | Dauphin |
| Occupation | Secretary |
| Industry | State |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1020 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Patterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Nathaniel Patterson (~0.92 confidence) and father William Patterson (~0.92 confidence) and mother Delia Patterson (~0.92 confidence) and mother Stella Patterson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Nathaniel Patterson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
William Patterson
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Delia Patterson
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Stella Patterson
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Patterson
Daughter · 1940 · age 25 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Richard Patterson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Patterson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Patterson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Patterson
Sibling · 1940 · age 21
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-t0627-03483-00323)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis, Elizabeth Harris | 7 | Daughter | — | Penna |
| 2 | Harry Grisel | 50 | Head | Principal | Penna |
| 3 | Anna S. Grisel | 49 | Wife | — | Penna |
| 4 | — | None | — | — | — |
| 5 | — | None | — | — | — |
| 6 | — | None | — | — | — |
| 7 | — | None | — | — | — |
| 8 | — | None | — | — | — |
| 9 | Baird D. Connell | 56 | Head | Superintendent | Missouri |
| 10 | Helene P. Connell | 26 | Wife | — | Penna |
| 11 | Barry L. Connell | 4 | Son | — | Penna |
| 12 | Iva Thomas | 28 | Maid | Maid | Penna |
| 13 | Stella F. Patterson | 50 | Head | — | West Virginia |
| 14 | Mary J. Patterson THIS PERSON | 25 | Daughter | Secretary | Maryland |
| 15 | Samuel J. Patterson | 21 | Son | — | Penna |
| 16 | James R. Patterson | 19 | Son | — | Penna |
| 17 | George F. Patterson | 16 | Son | — | Penna |
| 18 | Richard J. Patterson | 9 | Son | — | Penna |
| 19 | Ephraim Brenner | 42 | Head | Automobile Dealer | Latvia |
| 20 | Bessie Brenner | 40 | Wife | — | Mass. |
| 21 | Dorothy Brenner | 15 | Daughter | — | Penna |
| 22 | Robert D. Brenner | 11 | Son | — | Penna |
| 23 | Joan Doris Brenner | 7 | Daughter | — | Penna |
| 24 | Wm. W. Flynn | 71 | Head | — | Ireland |
| 25 | Isaac M. Hull | 53 | Head | Salesman | Penna |
| 26 | Ruby S. Hull | 52 | Wife | — | Mass. |
| 27 | Angela Hull | 20 | Daughter | — | New York |
| 28 | R. W. Mrs. Fair | 80 | Head | — | Penna |
| 29 | John J. Jr. Norquet | 48 | Head | Insurance Adjuster | Penna |
| 30 | Ethel B. Norquet | 47 | Wife | — | Penna |
| 31 | Albert Eastwood | 52 | Head | Garage Supervisor | Penna |
| 32 | Margaret Eastwood | 46 | Wife | — | Penna |
| 33 | William A. Schmitt | 43 | Head | Accountant | Illinois |
| 34 | Elsie R. Schmitt | 43 | Wife | — | Ohio |
| 35 | James B. Taylor | 27 | Head | Dentist | Penna |
| 36 | Lois S. Taylor | 25 | Wife | — | New Jersey |
| 37 | James B. Jr. Taylor | 2 | Son | — | Penna |
| 38 | — | None | — | — | — |
| 39 | Montgomery J. Trace | 57 | Head | Manager | Penna |
| 40 | Nell S. Trace | 57 | Wife | — | Penna |
Pedigree Summary
Mary + 4 siblings
Gen 1 · 4 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)