JS
James Snyder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this James Snyder across the 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 18-person household.
Age 15
b. ~1925
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Snyder |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Kenwood |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Kenwood |
| Est. Birth Year | ~1925 |
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.
18 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Phyllis Snyder | Daughter | — | 5 | ~1935 |
| Helen Snyder | Daughter | — | 18 | ~1922 |
| Mary Snyder | Daughter | — | 11 | ~1929 |
| Olive Snyder | Daughter | — | 4 | ~1936 |
| Bertha Peaker | Daughter | — | 23 | ~1917 |
| Margaret Mentzell | Daughter | — | 22 | ~1918 |
| Dorothy Snyder | Daughter | — | 7 | ~1933 |
| Emory Snyder | Head | — | 45 | ~1895 |
| Earl Mentzell | Other | — | 3 | ~1937 |
| Virginia Peaker | Other | — | 1 | ~1939 |
| Beatrice Snyder | Other | — | 20 | ~1920 |
| Nancy Mentzell | Other | — | 5 | ~1935 |
| Kenneth Mentzell | Other | — | 23 | ~1917 |
| Edward Snyder | Son | — | 13 | ~1927 |
| Vernon Snyder | Son | — | 21 | ~1919 |
| James Snyder | Son | — | 15 | ~1925 |
| Carl Snyder | Son | — | 8 | ~1932 |
| Mary Snyder | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Baltimore, Maryland
Son, age 5
Baltimore, Maryland · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Poland |
| Mother's Birthplace | England |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-County, Maryland
Son, age 15
Baltimore-County, Maryland · implied b. ~1925 — 18 household members
| Surname | Snyder |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Kenwood |
| 1935 Residence (County) | Baltimore |
| Highest Grade | No 4 |
| 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 James Snyder across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Snyder
Son · 1940 · age 15 · b. ~1925 · Maryland
★ You are viewing this record
Sibling
Phyllis Snyder
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bertha Peaker
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mentzell
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Snyder
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olive Snyder
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Snyder
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Snyder
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Snyder
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Snyder
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernon Snyder
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 — Baltimore-County, Maryland
Open full size
1940 US Federal Census — Baltimore-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01503-00683)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nicholas Baker | 78 | Head | Farmer | Maryland |
| 2 | Edith Baker | 50 | Wife | — | Maryland |
| 3 | Marjorie Andrews | 16 | Cousin | — | Maryland |
| 4 | Daniel S. Tratt | 63 | Head | Poultryman | Maryland |
| 5 | Ida L. Tratt | 59 | Wife | — | Maryland |
| 6 | Emily Rausch | 39 | Daughter | — | Maryland |
| 7 | Clarence Fisher | 41 | Head | Engineer | Maryland |
| 8 | Gladys Fisher | 39 | Wife | — | Maryland |
| 9 | Josephine Fisher | 15 | Daughter | — | Maryland |
| 10 | Annabella Fisher | 13 | Daughter | — | Maryland |
| 11 | Julia Fisher | 12 | Daughter | — | Maryland |
| 12 | Mary Agnes Fisher | 4 | Daughter | — | Maryland |
| 13 | Hugh Jones | 59 | Head | Car Repairman | Pennsylvania |
| 14 | Ruth Jones | 35 | Daughter | — | Maryland |
| 15 | Edward Jones | 30 | Son | Manager | Maryland |
| 16 | Emory Snyder | 45 | Head | Plasterer | Maryland |
| 17 | Mary Snyder | 46 | Wife | — | Maryland |
| 18 | Helen Snyder | 18 | Daughter | — | Maryland |
| 19 | James Snyder THIS PERSON | 15 | Son | — | Maryland |
| 20 | Edward Snyder | 13 | Son | — | Maryland |
| 21 | Mary Ruth Snyder | 11 | Daughter | — | Maryland |
| 22 | Carl Snyder | 8 | Son | — | Maryland |
| 23 | Dorothy May Snyder | 7 | Daughter | — | Maryland |
| 24 | Phyllis Snyder | 5 | Daughter | — | Maryland |
| 25 | Olive Snyder | 4 | Daughter | — | Maryland |
| 26 | Margaret Mentzell | 22 | Daughter | — | Maryland |
| 27 | Kenneth Mentzell | 23 | Son in law | Laborer | District of Columbia |
| 28 | Nancy Lee Mentzell | 5 | Granddaughter | — | Maryland |
| 29 | Earl Mentzell | 3 | Grandson | — | Maryland |
| 30 | Vernon Snyder | 21 | Son | Laborer | Maryland |
| 31 | Beatrice Snyder | 20 | Daughter in law | — | Maryland |
| 32 | Bertha Peaker | 23 | Daughter | — | Maryland |
| 33 | Virginia Peaker | 1 | Granddaughter | — | Maryland |
| 34 | Walter J. Peach | 63 | Head | Farmer | Maryland |
| 35 | Nora M. Peach | 51 | Wife | — | Maryland |
| 36 | Walter J. Jr. Peach | 29 | Son | Carpenter | Maryland |
| 37 | Robert L. Peach | 24 | Son | Farm Hand | Maryland |
| 38 | Eugene C. Peach | 21 | Son | Carpenter | Maryland |
| 39 | Roland P. Peach | 12 | Son | — | Maryland |
| 40 | Hazel M. Mcwilliams | 31 | Servant | House Maid | Maryland |
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)