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Margaret Armstrong — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Centre-County, Pennsylvania
Our Model Tree links this Margaret Armstrong across the 1920, 1930 and 1940 US Censuses in Centre-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 2-person household.
Age 39
b. ~1901
Female
Head
Born: Pennsylvania
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Centre-County, Pennsylvania |
| Surname | Armstrong |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pleasant Gap |
| 1935 Residence (County) | Centre |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pleasant Gap |
| Est. Birth Year | ~1901 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Armstrong | Daughter | — | 19 | ~1921 |
| Margaret Armstrong | Head | — | 39 | ~1901 |
Census Appearances
1920
Centre, Pennsylvania
Spouse, age 20
Centre, Pennsylvania · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| 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
Centre, Pennsylvania
Spouse, age 29
Centre, Pennsylvania · implied b. ~1901 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Centre-County, Pennsylvania
Head, age 39
Centre-County, Pennsylvania · implied b. ~1901 — 2 household members
| Surname | Armstrong |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pleasant Gap |
| 1935 Residence (County) | Centre |
| Income (1939) | 0 |
| Highest Grade | S 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 Margaret Armstrong across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Armstrong
Head · 1940 · age 39 · b. ~1901 · 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 — Centre-County, Pennsylvania
Open full size
1940 US Federal Census — Centre-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03463-00523)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | L. Ward Hale | 43 | Head | Bookkeeper | Pennsylvania |
| 2 | Cecelia Hale | 35 | Wife | — | Indiana |
| 3 | Donald W. Hale | 11 | Son | — | Pennsylvania |
| 4 | Joanne L. Hale | 8 | Daughter | — | Pennsylvania |
| 5 | Sallie A. Hale | 2 | Daughter | — | Pennsylvania |
| 6 | C. E. Flickinger | 32 | Head | Clerical Work | Pennsylvania |
| 7 | Evelyn Flickinger | 32 | Wife | — | Pennsylvania |
| 8 | Charles J. Flickinger | 9 | Son | — | Pennsylvania |
| 9 | John Nichols | 31 | Head | Draftsman | Pennsylvania |
| 10 | Elizabeth Nichols | 30 | Wife | — | Pennsylvania |
| 11 | John M. Nichols | 5 | Son | — | Pennsylvania |
| 12 | Ann E. Nichols | 4 | Daughter | — | Pennsylvania |
| 13 | William J. Nichols | 1 | Son | — | Pennsylvania |
| 14 | M. F. Fate | 41 | Head | General Foreman | Pennsylvania |
| 15 | June Fate | 32 | Wife | — | Pennsylvania |
| 16 | William Fate | 11 | Son | — | Pennsylvania |
| 17 | Helen Fate | 9 | Daughter | — | Pennsylvania |
| 18 | Lois Mae Reese | 19 | Maid | Housework | Pennsylvania |
| 19 | Martin S. Kauffman | 31 | Head | Department Of Safety | Pennsylvania |
| 20 | Elizabeth Kauffman | 28 | Wife | — | Pennsylvania |
| 21 | Martin S. Kauffman | 4 | Son | — | Pennsylvania |
| 22 | John H. Kauffman | 2 | Son | — | Pennsylvania |
| 23 | Margaret Armstrong THIS PERSON | 39 | Head | — | Pennsylvania |
| 24 | Margaret Armstrong | 19 | Daughter | New Worker | Pennsylvania |
| 25 | Blake W. Warman | 24 | Head | Stone Loader | Pennsylvania |
| 26 | Sara Warman | 17 | Wife | — | Pennsylvania |
| 27 | Frank Irvin | 56 | Head | Foreman | Pennsylvania |
| 28 | Lettie Irvin | 54 | Wife | — | Pennsylvania |
| 29 | Margaret Ford | 56 | Head | Statistical And Historical Work | Pennsylvania |
| 30 | Roy H. Adams | 36 | Head | Salesman | Pennsylvania |
| 31 | Vera Adams | 33 | Wife | — | Pennsylvania |
| 32 | Philip Adams | 8 | Son | — | Pennsylvania |
| 33 | David Adams | 5 | Son | — | Pennsylvania |
| 34 | W. Clyde Adams | 29 | Brother | Machine Designer | Pennsylvania |
| 35 | Edith Adams | 28 | Sister-in-law | Clerk | Pennsylvania |
| 36 | Harry V. Hile | 72 | Head | — | Pennsylvania |
| 37 | Jennie A. Hile | 66 | Wife | — | Pennsylvania |
| 38 | George Hile | 41 | Son | Plasterer | Pennsylvania |
| 39 | Fredrick W. Shaffer | 31 | Head | Night Watchman | Pennsylvania |
| 40 | Francis Shaffer | 24 | Wife | — | 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)