MH
Mary Henry — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Pennsylvania
Our Model Tree links this Mary Henry across the 1930 and 1940 US Censuses in Montgomery-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1897), then head of a 12-person household.
Age 43
b. ~1897
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Pennsylvania |
| Surname | Henry |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Douglass Twp |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Looper |
| Industry | Hosiery mill |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 628 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Looper |
| Township / Ward | Douglass Twp |
| Est. Birth Year | ~1897 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Katie Henry | Daughter | — | 45 | ~1895 |
| Lizzie Henry | Daughter | — | 41 | ~1899 |
| Mary Henry | Daughter | — | 43 | ~1897 |
| Lila Henry | Daughter | — | 17 | ~1923 |
| Virginia Henry | Daughter | — | 20 | ~1920 |
| Ambrose Henry | Head | — | 67 | ~1873 |
| Joe Henry | Son | — | 22 | ~1918 |
| Herman Henry | Son | — | 19 | ~1921 |
| William Henry | Son | — | 39 | ~1901 |
| John Henry | Son | — | 37 | ~1903 |
| James Henry | Son | — | 23 | ~1917 |
| Minnie Henry | Spouse | — | 57 | ~1883 |
Census Appearances
1930
Montgomery, Pennsylvania
Daughter, age 32
Montgomery, Pennsylvania · implied b. ~1898 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henry |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Looper |
| Industry | Hose Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Montgomery-County, Pennsylvania
Daughter, age 43
Montgomery-County, Pennsylvania · implied b. ~1897 — 12 household members
| Surname | Henry |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Douglass Twp |
| 1935 Residence (County) | Montgomery |
| Occupation | Looper |
| Industry | Hosiery mill |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 628 |
| Highest Grade | No 6 |
| 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 Henry across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Henry
Daughter · 1940 · age 43 · b. ~1897 · Pennsylvania
★ You are viewing this record
Sibling
John Henry
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Henry
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herman Henry
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Henry
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lila Henry
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lizzie Henry
Sibling · 1940 · age 41
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katie Henry
Sibling · 1940 · age 45
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Henry
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Henry
Sibling · 1940 · age 22
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 — Montgomery-County, Pennsylvania
Open full size
1940 US Federal Census — Montgomery-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03578-00334)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Raymond Schultz | 35 | Hired hand | Farm Laborer | Pennsylvania |
| 42 | Edna Schoeck | 17 | Maid | Maid | Pennsylvania |
| 43 | Sydney S. Hoffman | 49 | Head | Farmer | Pennsylvania |
| 44 | Lottie K. Hoffman | 45 | Wife | — | Pennsylvania |
| 45 | Helen Hoffman | 18 | Daughter | Turner | Pennsylvania |
| 46 | Mary Hoffman | 14 | Daughter | — | Pennsylvania |
| 47 | Harold Hoffman | 9 | Son | — | Pennsylvania |
| 48 | Paul Hoffman | 5 | Son | — | Pennsylvania |
| 49 | John F. Fry | 49 | Head | Farmer | Pennsylvania |
| 50 | Mabel Fry | 42 | Wife | Housewife | Pennsylvania |
| 51 | Edwin Christman | 17 | Lodger | Core Maker | Pennsylvania |
| 52 | Edwin E. Kemp | 56 | Head | Farmer | Pennsylvania |
| 53 | Emma Kemp | 48 | Wife | — | Pennsylvania |
| 54 | Charles Y. Moser | 14 | Lodger | — | Pennsylvania |
| 55 | Jacob B. Bucher | 23 | Head | Farmer | Pennsylvania |
| 56 | Grace Bucher | 22 | Wife | — | Pennsylvania |
| 57 | Joan Bucher | 0 | Daughter | — | Pennsylvania |
| 58 | Jacob B. Bucher | 0 | Son | — | Pennsylvania |
| 59 | William Weiss | 47 | Head | Farmer | Pennsylvania |
| 60 | Alice Weiss | 46 | Wife | — | Pennsylvania |
| 61 | Edna Weiss | 19 | Daughter | — | Pennsylvania |
| 62 | Head Clarence | None | M | Farm | — |
| 63 | Fern Clarence | 19 | Wife | — | Pennsylvania |
| 64 | Neal Clarence | 0 | Son | — | Pennsylvania |
| 65 | Ambrose Henry | 67 | Head | Farmer | Pennsylvania |
| 66 | Minnie Henry | 57 | Wife | — | Pennsylvania |
| 67 | Katie Henry | 45 | Daughter | Trimmer | Pennsylvania |
| 68 | Mary Henry THIS PERSON | 43 | Daughter | Looper | Pennsylvania |
| 69 | Lizzie Henry | 41 | Daughter | Looper | Pennsylvania |
| 70 | William Henry | 39 | Son | Farm Laborer | Pennsylvania |
| 71 | John Henry | 37 | Son | Farm Laborer | Pennsylvania |
| 72 | James Henry | 23 | Son | Pressing | Pennsylvania |
| 73 | Joe Henry | 22 | Son | Laborer | Pennsylvania |
| 74 | Virginia Henry | 20 | Daughter | — | Pennsylvania |
| 75 | Herman Henry | 19 | Son | — | Pennsylvania |
| 76 | Lila Henry | 17 | Daughter | — | Pennsylvania |
| 77 | John X. Kriebel | 57 | Head | Paver (Socks) | Pennsylvania |
| 78 | Mary Kriebel | 62 | Wife | Farmer | Pennsylvania |
| 79 | Lillian Kriebel | 20 | Daughter | — | Pennsylvania |
| 80 | Fannie Lehman | 51 | Sister | Maid | 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)