MH
Mary Hendricks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, Pennsylvania
Our Model Tree links this Mary Hendricks across the 1930 and 1940 US Censuses in Monroe-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 9-person household.
Age 10
b. ~1930
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Pennsylvania |
| Surname | Hendricks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Middle Smithfield Twp. |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Middle Smithfield Twp |
| Est. Birth Year | ~1930 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Celesta Hendricks | Spouse | — | 41 | ~1899 |
| William Hendricks | Head | — | 46 | ~1894 |
| Mary Hendricks | Daughter | — | 10 | ~1930 |
| Sara Hendricks | Daughter | — | 16 | ~1924 |
| Catherine Hendricks | Daughter | — | 9 | ~1931 |
| Clayton Hendricks | Son | — | 23 | ~1917 |
| Edna Hendricks | Daughter | — | 2 | ~1938 |
| Leroy Hendricks | Son | — | 13 | ~1927 |
| Evelyn Hendricks | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Monroe, Pennsylvania
Daughter, age 1
Monroe, Pennsylvania · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hendricks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Monroe-County, Pennsylvania
Daughter, age 10
Monroe-County, Pennsylvania · implied b. ~1930 — 9 household members
| Surname | Hendricks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Middle Smithfield Twp. |
| 1935 Residence (County) | Monroe |
| Highest Grade | No 3 |
| 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 Hendricks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hendricks
Daughter · 1940 · age 10 · b. ~1930 · Pennsylvania
★ You are viewing this record
Sibling
Sara Hendricks
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clayton Hendricks
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Hendricks
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Hendricks
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Hendricks
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Hendricks
Sibling · 1940 · age 2
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 — Monroe-County, Pennsylvania
Open full size
1940 US Federal Census — Monroe-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03575-00410)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Hendricks | 46 | Head | Coal + Wood Dealer | Pennsylvania |
| 42 | Celesta Hendricks | 41 | Wife | — | Pennsylvania |
| 43 | Clayton Hendricks | 23 | Son | Truck Driver | Pennsylvania |
| 44 | Sara Hendricks | 16 | Daughter | — | Pennsylvania |
| 45 | Leroy Hendricks | 13 | Son | — | Pennsylvania |
| 46 | Mary Hendricks THIS PERSON | 10 | Daughter | — | Pennsylvania |
| 47 | Catherine Hendricks | 9 | Daughter | — | Pennsylvania |
| 48 | Evelyn Hendricks | 7 | Daughter | — | Pennsylvania |
| 49 | Edna Hendricks | 2 | Daughter | — | Pennsylvania |
| 50 | Bert La Bar | 49 | Head | Laborer | Pennsylvania |
| 51 | Romaine La Bar | 47 | Wife | — | Pennsylvania |
| 52 | Betty La Bar | 16 | Daughter | New Worker | Pennsylvania |
| 53 | Jean La Bar | 13 | Daughter | — | Pennsylvania |
| 54 | Janet La Bar | 13 | Daughter | — | Pennsylvania |
| 55 | Harold La Bar | 9 | Son | — | Pennsylvania |
| 56 | Harvey Fish | 29 | Lodger | Laundryman | Pennsylvania |
| 57 | Frederick Batchelor | 33 | Head | Laborer | Pennsylvania |
| 58 | Stella Batchelor | 30 | Wife | — | Pennsylvania |
| 59 | Jack Batchelor | 11 | Son | — | Pennsylvania |
| 60 | Adelaide Batchelor | 9 | Daughter | — | Pennsylvania |
| 61 | Dorothy Batchelor | 7 | Daughter | — | Pennsylvania |
| 62 | Clarence Batchelor | 5 | Son | — | Pennsylvania |
| 63 | Frederick Batchelor | 2 | Son | — | Pennsylvania |
| 64 | Samuel J. Mosier | 66 | Head | Proprietor | Pennsylvania |
| 65 | Ida Mosier | 56 | Wife | — | Pennsylvania |
| 66 | Floyd De Pue | 83 | Brother-in-law | Farmer | Pennsylvania |
| 67 | Mayton Warner | 15 | Niece | — | Pennsylvania |
| 68 | John Q. Strunk | 88 | Head | Farmer | Pennsylvania |
| 69 | Sara Strunk | 53 | Daughter | Principal | Pennsylvania |
| 70 | Jasper Bunteman | 39 | Head | Laborer | Pennsylvania |
| 71 | Madelyn Bunteman | 26 | Wife | — | Pennsylvania |
| 72 | Mary L. Bunteman | 65 | Head | — | Pennsylvania |
| 73 | Elmer Williams | 59 | Lodger | — | Pennsylvania |
| 74 | Charles Noack | 73 | Head | — | Pennsylvania |
| 75 | Anna Terfumina | 80 | Head | — | Pennsylvania |
| 76 | Anna Cartwright | 50 | Head | Teacher | Pennsylvania |
| 77 | Laura Treible | 56 | Lodger | Housekeeper | Pennsylvania |
| 78 | J. Russell Custard | 39 | Head | Proprietor | Pennsylvania |
| 79 | Romaine Custard | 37 | Wife | Proprietress | Pennsylvania |
| 80 | Orville Black | 31 | Brother-in-law | Laborer | 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)