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Billy Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegany-County, Maryland
Our Model Tree links this Billy Smith across the 1930 and 1940 US Censuses in Allegany-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 4-person household.
Age 13
b. ~1927
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegany-County, Maryland |
| Surname | Smith |
| Given Name | Billy E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (County) | Allegany |
| Additional Details | |
| Highest Grade | 7 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Ellerslie |
| Est. Birth Year | ~1927 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Billy | Age | Birth yr |
|---|---|---|---|---|
| Grace Smith | Spouse | — | 44 | ~1896 |
| Billy Smith | Son | — | 13 | ~1927 |
| Millard Smith | Head | — | 49 | ~1891 |
| Betty Smith | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Allegany, Maryland
Son, age 4
Allegany, Maryland · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Billy E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Allegany-County, Maryland
Son, age 13
Allegany-County, Maryland · implied b. ~1927 — 4 household members
| Surname | Smith |
| Given Name | Billy E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (County) | Allegany |
| Highest Grade | 7 |
| 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 Billy Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Billy Smith
Son · 1940 · age 13 · b. ~1927 · Maryland
★ You are viewing this record
Sibling
Betty Smith
Sibling · 1940 · age 20
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 — Allegany-County, Maryland
Open full size
1940 US Federal Census — Allegany-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01500-00626)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marlene Bridges | 2 | daughter | — | Maryland |
| 42 | George Bridges | 0 | son | — | Maryland |
| 43 | Folk Bridges | None | David | 52 | H 1 |
| 44 | Nora Folk | 32 | wife | — | Pennsylvania |
| 45 | Marion Folk | 3 | daughter | — | Maryland |
| 46 | John Folk | 7 | son | — | Maryland |
| 47 | William Folk | 3 | son | — | Maryland |
| 48 | Wanda Folk | 2 | daughter | — | Maryland |
| 49 | Rachel Devore | 55 | head | Private Home | Pennsylvania |
| 50 | Melvin Bone | 26 | head | Transportation | Maryland |
| 51 | Dorothy Bone | 23 | wife | — | Maryland |
| 52 | Anna Morris | 15 | niece | — | Maryland |
| 53 | Mary Morris | 14 | niece | — | Maryland |
| 54 | William H. Knight | 64 | head | Tire Co. | Pennsylvania |
| 55 | Anna May Knight | 53 | wife | — | Pennsylvania |
| 56 | Sarah E. Jewell | 32 | daughter | Artificial Silk | Maryland |
| 57 | Helen Jewell | 11 | daughter | — | Maryland |
| 58 | Daniel Jewell | 29 | son | Fabric Examiner | Maryland |
| 59 | Julia A. Jewell | 30 | daughter-in-law | — | Maryland |
| 60 | Daniel W. Jr. Jewell | 2 | grandson | — | Maryland |
| 61 | Millard M. Smith | 49 | head | Contractor | Maryland |
| 62 | Grace E. Smith | 44 | wife | — | Maryland |
| 63 | Betty Lee Smith | 20 | daughter | Dry Goods Store | Maryland |
| 64 | Billy E. Smith THIS PERSON | 13 | son | — | Maryland |
| 65 | William H. Filler | 70 | head | Railway | West Virginia |
| 66 | Ida E. Filler | 68 | wife | — | West Virginia |
| 67 | Olive Filler | 40 | daughter | State Employment | West Virginia |
| 68 | Mary Filler | 17 | daughter | — | Maryland |
| 69 | Gilbert J. O'Neal | 37 | head | Foreman | Pennsylvania |
| 70 | Catherine O'Neal | 28 | wife | — | West Virginia |
| 71 | James O'Neal | 13 | son | — | Maryland |
| 72 | Betty O'Neal | 9 | daughter | — | West Virginia |
| 73 | William Powell | 61 | head | Farmer | West Virginia |
| 74 | Henrietta Powell | 47 | wife | — | Maryland |
| 75 | Robert Powell | 23 | son | Salesman | West Virginia |
| 76 | William Powell | 21 | son | Lab. Mixer | West Virginia |
| 77 | John Powell | 17 | son | — | Maryland |
| 78 | Jean Powell | 15 | son | — | Maryland |
| 79 | Sophia Powell | 15 | daughter | — | Maryland |
| 80 | David E. Imler | 47 | head | Tire Co. | 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)