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Sarah Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Sarah Mason across the 1920, 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 3-person household.
Age 80
b. ~1860
Female
Head
Born: Pennsylvania
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Mason |
| Given Name | Sarah E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 80 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Chester |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Chester |
| Est. Birth Year | ~1860 |
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 Sarah | Age | Birth yr |
|---|---|---|---|---|
| William Lauch | Other | — | 65 | ~1875 |
| Sarah Mason | Head | — | 80 | ~1860 |
| Nellie Mason | Daughter | — | 61 | ~1879 |
Census Appearances
1920
Delaware, Pennsylvania
Head, age 59
Delaware, Pennsylvania · implied b. ~1861 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Sarah E |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Delaware, Pennsylvania
Head, age 69
Delaware, Pennsylvania · implied b. ~1861 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Sarah E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Age at First Marriage | 18 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 10,000 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Head, age 80
Delaware-County, Pennsylvania · implied b. ~1860 — 3 household members
| Surname | Mason |
| Given Name | Sarah E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 80 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Chester |
| 1935 Residence (County) | Delaware |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same House |
| 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 Sarah Mason across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Sarah Mason
Head · 1940 · age 80 · b. ~1860 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03487-00362)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sarah E. Sterrett | 48 | Wife | — | Pennsylvania |
| 2 | J. Harold Sterrett | 12 | Son | — | Pennsylvania |
| 3 | Bertha Flemming | 53 | Sister-in-law | — | Pennsylvania |
| 4 | John Much | 30 | Boarder | Electrician | Pennsylvania |
| 5 | R. Frank Kelley | 60 | Head | Chemist | Pennsylvania |
| 6 | M. Elizabeth Kelley | 58 | Wife | Clerk | Pennsylvania |
| 7 | William H. Derkyne | 68 | Head | Confectioner | Pennsylvania |
| 8 | Carrie M. Derkyne | 67 | Wife | — | Delaware |
| 9 | Andrew Budnik | 50 | Head | Worker | Russia |
| 10 | Mary Budnik | 46 | Wife | — | Russia |
| 11 | Morris Budnik | 26 | Son | Elevator Operator | Pennsylvania |
| 12 | Helen Budnik | 22 | Daughter | Clerk | Pennsylvania |
| 13 | Walter Budnik | 20 | Son | New Worker | Pennsylvania |
| 14 | Joseph Budnik | 17 | Son | — | Pennsylvania |
| 15 | Sarah E. Mason THIS PERSON | 80 | Head | — | Pennsylvania |
| 16 | Nellie E. Mason | 61 | Daughter | — | Pennsylvania |
| 17 | William Lauch | 65 | Boarder | Barber | Alabama |
| 18 | William Mckay | 33 | Head | Teller | Pennsylvania |
| 19 | Evelyn Mckay | 38 | Wife | — | Pennsylvania |
| 20 | Matilda Glenney | 74 | Mother-in-law | — | Pennsylvania |
| 21 | Anne W. Lamey | 64 | Head | — | Pennsylvania |
| 22 | Frank T. Lamey | 21 | Son | Clerk | Pennsylvania |
| 23 | Mildred Hoffman | 39 | Sister | Clerk | Pennsylvania |
| 24 | Amelia L. Williams | 50 | Sister | Clerk | Pennsylvania |
| 25 | Robert Hoffman | 16 | Brother | — | New Jersey |
| 26 | Richard Hoffman | 14 | Grandson | — | New Jersey |
| 27 | Harold C. Carter | 50 | Head | Proof Reader | Maryland |
| 28 | Mary A. Carter | 46 | Wife | — | Pennsylvania |
| 29 | Doris C. Carter | 21 | Daughter | Stenographer | Pennsylvania |
| 30 | Harold C. Jr. Carter | 16 | Son | — | Pennsylvania |
| 31 | Grace H. Boyle | 54 | Sister-in-law | Book-Keeper | Pennsylvania |
| 32 | Charles Boyle | 26 | Nephew | — | Pennsylvania |
| 33 | Morris Pollen | 57 | Head | Agent | Russia |
| 34 | Annie Pollen | 51 | Wife | — | Russia |
| 35 | Samuel Pollen | 28 | Son | Attorney | Pennsylvania |
| 36 | George R. Slawson | 53 | Head | Draftsman | Pennsylvania |
| 37 | Gertrude Slawson | 51 | Wife | — | Florida |
| 38 | Gloria J. Slawson | 21 | Daughter | Assistant | Pennsylvania |
| 39 | Joyce L. Slawson | 16 | Daughter | — | Pennsylvania |
| 40 | Jeanne L. Slawson | 13 | Daughter | — | 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)