WM
Walter Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Maryland
Our Model Tree links this Walter Mason across the 1920, 1930 and 1940 US Censuses in Washington-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 6-person household.
Age 62
b. ~1878
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Maryland |
| Surname | Mason |
| Given Name | Walter T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | state road |
| Industry | PW |
| Class of Worker | 420 |
| Highest Grade | No 6 |
| 1935 Residence | 40 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | State Road |
| Township / Ward | Williamsport |
| Est. Birth Year | ~1878 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Mary Mason | Spouse | — | 32 | ~1908 |
| June Mason | Daughter | — | 13 | ~1927 |
| Walter Mason | Head | — | 62 | ~1878 |
| Melvin Mason | Son | — | 4 | ~1936 |
| Sherly Mason | Daughter | — | 2 | ~1938 |
| James Mason | Son | — | 8 | ~1932 |
Census Appearances
1920
Washington, Maryland
Head, age 42
Washington, Maryland · implied b. ~1878 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Walter T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Engine Conductor |
| Industry | Steam Rail Road |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Washington, Maryland
Head, age 52
Washington, Maryland · implied b. ~1878 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Walter T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 27 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Conductor |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Washington-County, Maryland
Head, age 62
Washington-County, Maryland · implied b. ~1878 — 6 household members
| Surname | Mason |
| Given Name | Walter T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (County) | Washington |
| Occupation | state road |
| Industry | PW |
| Class of Worker | 420 |
| Highest Grade | No 6 |
| 1935 Residence | 40 |
| 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 Walter Mason across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Walter Mason
Head · 1940 · age 62 · b. ~1878 · Maryland
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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-t0627-01561-00110)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas N. Potts | 1 | Son | — | Maryland |
| 42 | Walter T. Mason THIS PERSON | 62 | Head | State Road | Maryland |
| 43 | Mary L. Mason | 32 | Wife | — | Maryland |
| 44 | June Mason | 13 | daughter | — | Maryland |
| 45 | James W. Mason | 8 | son | — | Maryland |
| 46 | Melvin Mason | 4 | son | — | Maryland |
| 47 | Sherly Mason | 2 | daughter | — | Maryland |
| 48 | Alfred B. Hose | 39 | Head | County Road | Maryland |
| 49 | Alta A. Hose | 21 | Wife | — | Maryland |
| 50 | Jane M. Hose | 1 | daughter | — | Maryland |
| 51 | Kenneth M. Hose | None | son | — | Maryland |
| 52 | David B. Hose | 74 | father | — | Maryland |
| 53 | Elizabeth L. Hose | 79 | mother | — | Maryland |
| 54 | Emmert L. Swope | 72 | Head | — | Maryland |
| 55 | Ella M. Swope | 72 | Wife | — | Pennsylvania |
| 56 | Ella M. Swope | 43 | daughter | — | Maryland |
| 57 | James B. Hose | 55 | Head | Tannery | Maryland |
| 58 | Mattie J. Hose | 50 | Wife | — | Maryland |
| 59 | Raymond S. Hose | 27 | son | Tannery | Maryland |
| 60 | James W. Hose | 21 | son | — | Maryland |
| 61 | George B. Hose | 18 | son | — | Maryland |
| 62 | Robert L. Hose | 15 | son | — | Maryland |
| 63 | Alice B. Hose | 12 | daughter | — | Maryland |
| 64 | Walter D. Mitchell | 27 | Head | — | Maryland |
| 65 | Rosie J. Mitchell | 25 | Wife | — | Maryland |
| 66 | Doloris E. Mitchell | 9 | daughter | — | Maryland |
| 67 | Carl E. Mitchell | 7 | son | — | Maryland |
| 68 | Jack E. Mitchell | 5 | son | — | Maryland |
| 69 | Benjamin F. Gorsuch | 38 | Head | Tannery | Maryland |
| 70 | Catherine V. Gorsuch | 30 | lodger | — | Maryland |
| 71 | Theodore G. Gorsuch | 8 | lodger | — | Maryland |
| 72 | Walter H. Gorsett | 36 | Head | Tannery | Maryland |
| 73 | Viola M. Gorsett | 34 | Wife | — | Maryland |
| 74 | Pauline M. Gorsett | 13 | daughter | — | Maryland |
| 75 | Beatrice E. Gorsett | 11 | daughter | — | Maryland |
| 76 | Betty J. Gorsett | 10 | daughter | — | Maryland |
| 77 | Evelyn V. Gorsett | 5 | daughter | — | Maryland |
| 78 | Oliver M. Cavanaugh | 41 | Head | Sign Painter | Maryland |
| 79 | Julia M. Cavanaugh | 40 | Wife | — | Maryland |
| 80 | Roy E. Cavanaugh | 5 | son | — | 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)