MC
Mary Charles — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lancaster-County, Pennsylvania
Our Model Tree links this Mary Charles across the 1920, 1930 and 1940 US Censuses in Lancaster-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents David — first a daughter (b.~1874), then head of a 3-person household.
Age 66
b. ~1874
Female
Daughter
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Pennsylvania |
| Surname | Charles |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lancaster |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Penna |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Piquea Township |
| Est. Birth Year | ~1874 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Charles | Daughter | — | 66 | ~1874 |
| David Charles | Head | — | 70 | ~1870 |
| Vera Charles | Daughter | — | 21 | ~1919 |
Census Appearances
1920
Lancaster, Pennsylvania
Spouse, age 46
Lancaster, Pennsylvania · implied b. ~1874 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Charles |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| 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
Lancaster, Pennsylvania
Other, age 56
Lancaster, Pennsylvania · implied b. ~1874 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Charles |
| Given Name | Mary A. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lancaster-County, Pennsylvania
Daughter, age 66
Lancaster-County, Pennsylvania · implied b. ~1874 — 3 household members
| Surname | Charles |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lancaster |
| Highest Grade | No 8 |
| 1935 Residence | Penna |
| 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 Charles across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father David Charles (~0.60 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.6
Father
David Charles
b. ~1870
Source father
● Household
· direct · ~0.6
This person
Anchor record
Mary Charles
Daughter · 1940 · age 66 · b. ~1874 · Pennsylvania
★ You are viewing this record
Sibling
Vera Charles
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 — Lancaster-County, Pennsylvania
Open full size
1940 US Federal Census — Lancaster-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03534-00663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Samuel H. Dagen | 48 | Head | Scraper Operator | Pennsylvania |
| 2 | Maude B. Dagen | 44 | Wife | — | Pennsylvania |
| 3 | Ruth Dagen | 18 | Daughter | House Work | Pennsylvania |
| 4 | Sam G. Dagen | 6 | Son | — | Pennsylvania |
| 5 | Paul Charles | 40 | Head | Road Labor | Pennsylvania |
| 6 | Elsie B. Charles | 37 | Wife | — | Pennsylvania |
| 7 | Betty Jane Charles | 15 | Daughter | — | Pennsylvania |
| 8 | Jacqueline Charles | 10 | Daughter | — | Pennsylvania |
| 9 | Roy R. Dagen | 47 | Head | Road Supervisor | Pennsylvania |
| 10 | Mabel W. Dagen | 49 | Wife | — | Pennsylvania |
| 11 | Catharine Dagen | 21 | Daughter | Book-Keeper | Pennsylvania |
| 12 | Roy K. Dagen | 20 | Son | Labor | Pennsylvania |
| 13 | Ethel Dagen | 19 | Daughter | — | Pennsylvania |
| 14 | David L. Charles | 70 | Head | — | Pennsylvania |
| 15 | Mary Charles THIS PERSON | 66 | Daughter | — | Pennsylvania |
| 16 | Vera Charles | 21 | Daughter | — | Pennsylvania |
| 17 | Jacob B. Ness | 49 | Head | Farmer | Pennsylvania |
| 18 | Miriam Ness | 20 | Daughter | — | Pennsylvania |
| 19 | Wilbur Ness | 18 | Son | Labor | Pennsylvania |
| 20 | Elizabeth Ness | 17 | Daughter | Housework | Pennsylvania |
| 21 | Wayne Ness | 16 | Son | Labor | Pennsylvania |
| 22 | Warren Ness | 14 | Son | — | Pennsylvania |
| 23 | Arlene Ness | 13 | Daughter | — | Pennsylvania |
| 24 | Mildred Ness | 11 | Daughter | — | Pennsylvania |
| 25 | Lillian Ness | 10 | Daughter | — | Pennsylvania |
| 26 | Flora Ella Ness | 9 | Daughter | — | Pennsylvania |
| 27 | J. Barkley Frank | 43 | Head | Form Piper | New Jersey |
| 28 | Christine E. Frank | 41 | Wife | — | Pennsylvania |
| 29 | Elizabeth Y. Frank | 16 | Daughter | — | Pennsylvania |
| 30 | Joan C. Frank | 14 | Daughter | — | Pennsylvania |
| 31 | Harry M. Kreider | 61 | Head | Farmer | Pennsylvania |
| 32 | Minnie H. Kreider | 52 | Wife | — | Pennsylvania |
| 33 | Geo. M. Witmer | 27 | Head | Watch Maker | Pennsylvania |
| 34 | Catherine Witmer | 21 | Wife | — | Pennsylvania |
| 35 | Shirley Witmer | 2 | Daughter | — | Pennsylvania |
| 36 | Ralph F. Kauffman | 43 | Head | Farmer | Pennsylvania |
| 37 | Elsie A. Kauffman | 43 | Wife | — | Pennsylvania |
| 38 | Ralph F. Jr. Kauffman | 18 | Son | — | Pennsylvania |
| 39 | Alma P. Kauffman | 16 | Daughter | — | Pennsylvania |
| 40 | Jack C. Kauffman | 14 | Son | — | Pennsylvania |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 1 parents
~0.6
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)