MS
Mary Snyder — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Maryland
Our Model Tree links this Mary Snyder across the 1920, 1930 and 1940 US Censuses in Washington-County, Maryland (XGBoost, ~Confirmed), with identified parents Daniel & Martin — first a daughter (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Maryland |
| Surname | Snyder |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 6 Rohersville |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election District 6 Rohersville |
| Est. Birth Year | ~1910 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Snyder | Daughter | — | 30 | ~1910 |
| Martha Snyder | Daughter | — | 33 | ~1907 |
| Daniel Snyder | Head | — | 64 | ~1876 |
| John Snyder | Son | — | 27 | ~1913 |
| Carrie Snyder | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Washington, Maryland
Daughter, age 9
Washington, Maryland · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Washington, Maryland
Daughter, age 20
Washington, Maryland · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Washington-County, Maryland
Daughter, age 30
Washington-County, Maryland · implied b. ~1910 — 5 household members
| Surname | Snyder |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 6 Rohersville |
| 1935 Residence (County) | Washington |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Snyder across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Snyder (~0.92 confidence) and father Martin Snyder (~0.92 confidence) and father Daniel Snyder (~0.92 confidence) and mother Carrie Snyder (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Snyder
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Martin Snyder
b. ~1849
Source father
● Household
· direct · ~0.92
Father
Daniel Snyder
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Carrie Snyder
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Snyder
Daughter · 1940 · age 30 · b. ~1910 · Maryland
★ You are viewing this record
Sibling
John Snyder
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Snyder
Sibling · 1940 · age 33
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 — Washington-County, Maryland
Open full size
1940 US Federal Census — Washington-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01562-00246)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gladys B. Babington | 12 | Daughter | — | Maryland |
| 2 | Lorraine E. Babington | 10 | Daughter | — | Maryland |
| 3 | Harold E. Babington | 8 | Son | — | Maryland |
| 4 | Janet N. Babington | 6 | Daughter | — | Maryland |
| 5 | Kenneth B. Babington | 4 | Son | — | Maryland |
| 6 | Daniel H. Snyder | 64 | Head | Laborer | Maryland |
| 7 | Carrie E. Snyder | 63 | Wife | — | Maryland |
| 8 | Martha B. Snyder | 33 | Daughter | — | Maryland |
| 9 | Mary E. Snyder THIS PERSON | 30 | Daughter | — | Maryland |
| 10 | John D. Snyder | 27 | Son | — | Maryland |
| 11 | Mary C. Smith | 53 | Head | — | Maryland |
| 12 | Leona S. Smith | 19 | Daughter | — | Maryland |
| 13 | Helen V. Smith | 15 | Daughter | — | Maryland |
| 14 | Ralph W. Reeder | 31 | Head | Foreman | Maryland |
| 15 | Mable M. Reeder | 26 | Daughter | — | Maryland |
| 16 | Ralph E. Reeder | 9 | Son | — | Maryland |
| 17 | Donald W. Reeder | 7 | Son | — | Maryland |
| 18 | Deloris A. Reeder | 4 | Daughter | — | Maryland |
| 19 | Gale L. Reeder | 2 | Son | — | Maryland |
| 20 | Sonia U. Reeder | 1 | Son | — | Maryland |
| 21 | O. C. Kindler | 60 | Head | Mason | Maryland |
| 22 | Edith J. Kindler | 59 | Wife | — | Maryland |
| 23 | John Wilman | 67 | Head | — | Maryland |
| 24 | Jennie Wilman | 60 | Wife | — | Maryland |
| 25 | Robert P. Wilman | 30 | Son | Mason | Maryland |
| 26 | Shirley M. Wilman | 22 | Daughter | Clerk | Maryland |
| 27 | Harvey W. Hauser | 57 | Head | Laborer | Maryland |
| 28 | Mary B. Hauser | 55 | Wife | — | Maryland |
| 29 | Vernon H. Hauser | 23 | Son | Woodworker | Maryland |
| 30 | Zella M. Hauser | 16 | Daughter | — | Maryland |
| 31 | Harold F. Hauser | 12 | Son | Kitchen Police | Maryland |
| 32 | John W. Haynes | 69 | Head | — | Maryland |
| 33 | Fannie S. Haynes | 61 | Wife | — | Maryland |
| 34 | Luther B. Slifer | 48 | Head | Farmer | Maryland |
| 35 | Orpha M. Slifer | 48 | Wife | — | Maryland |
| 36 | Doris L. Slifer | 16 | Daughter | — | Maryland |
| 37 | James C. Slifer | 14 | Son | — | Maryland |
| 38 | Donald H. Slifer | 7 | Son | — | Maryland |
| 39 | Paul D. Slifer | 9 | Son | — | Maryland |
| 40 | Wm H. Slifer | 19 | Son | Laborer | Maryland |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 parents
~0.92
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)