HS
Hilda Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Hilda Smith across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 8-person household.
Age 19
b. ~1921
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Smith |
| Given Name | Hilda |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Wilkinsburg Borough |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | cashier |
| Industry | utility |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 840 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Cashier |
| Township / Ward | Wilkinsburg Borough |
| Est. Birth Year | ~1921 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Hilda | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Smith | Daughter | — | 16 | ~1924 |
| Florence Smith | Spouse | — | 40 | ~1900 |
| Hilda Smith | Daughter | — | 19 | ~1921 |
| Earl Smith | Son | — | 8 | ~1932 |
| John Smith | Head | — | 44 | ~1896 |
| Kathryn Smith | Daughter | — | 23 | ~1917 |
| Florence Smith | Daughter | — | 13 | ~1927 |
| Robert Smith | Son | — | 4 | ~1936 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 9
Allegheny, Pennsylvania · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Hilda |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 19
Allegheny-County, Pennsylvania · implied b. ~1921 — 8 household members
| Surname | Smith |
| Given Name | Hilda |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Wilkinsburg Borough |
| 1935 Residence (County) | Allegheny |
| Occupation | cashier |
| Industry | utility |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 840 |
| Highest Grade | Hs 4 |
| 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 Hilda Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Hilda Smith
Daughter · 1940 · age 19 · b. ~1921 · Pennsylvania
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Sibling
Kathryn Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Smith
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 4
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03421-00564)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mildred Dickerson | 30 | wife | — | W. Virginia |
| 42 | Doris Ann Dickerson | 2 | daughter | — | West Virginia |
| 43 | Patty Lou Dickerson | 5 | daughter | — | West Virginia |
| 44 | Xanver M Linhart | 53 | head | Locomotive Engineer | Pennsylvania |
| 45 | Margaret E Linhart | 52 | wife | — | Pennsylvania |
| 46 | George R Linhart | 18 | son | Messenger Boy | Pennsylvania |
| 47 | Virginia Linhart | 16 | daughter | — | Pennsylvania |
| 48 | Lawrence Smith | 38 | head | Furnaceman | Pennsylvania |
| 49 | Irene Smith | 38 | wife | — | Pennsylvania |
| 50 | Lawrence Smith | 8 | son | — | Pennsylvania |
| 51 | John W Straka | 55 | head | Proprietor Wood Pattern Shop | Pennsylvania |
| 52 | Mary L Straka | 54 | wife | — | Pennsylvania |
| 53 | John F Straka | 28 | son | Office Clerk | Pennsylvania |
| 54 | Raymond W Straka | 23 | son | Office Clerk | Pennsylvania |
| 55 | Mildred R Straka | 17 | daughter | — | Pennsylvania |
| 56 | Earl N Strommer | 30 | head | Electrical Engineer | Minnesota |
| 57 | Inez E Strommer | 30 | wife | Accountant | Pennsylvania |
| 58 | Achilles H Bardella | 22 | brother in law | Warehouse Man | Pennsylvania |
| 59 | Wilbert H Singley | 39 | head | Dentist | Pennsylvania |
| 60 | Laura Singley | 39 | wife | — | Pennsylvania |
| 61 | Jean Singley | 14 | daughter | — | Pennsylvania |
| 62 | June Singley | 13 | daughter | — | Pennsylvania |
| 63 | Singley | 3 | daughter | — | Pennsylvania |
| 64 | Carroll B Dick | 41 | head | Supt Of Folder Div | Pennsylvania |
| 65 | Margaret Dick | 43 | wife | — | Pennsylvania |
| 66 | Donald J Dick | 11 | son | — | Pennsylvania |
| 67 | Betty Jane Dick | 10 | daughter | — | Pennsylvania |
| 68 | John E Smith | 44 | head | Meter Reader | Pennsylvania |
| 69 | Florence E Smith | 40 | wife | — | Pennsylvania |
| 70 | Kathryn A Smith | 23 | daughter | Stenographer | Pennsylvania |
| 71 | Hilda Smith THIS PERSON | 19 | daughter | Cashier | Pennsylvania |
| 72 | Dorothy J Smith | 16 | daughter | — | Pennsylvania |
| 73 | Florence Smith | 13 | daughter | — | Pennsylvania |
| 74 | Earl Smith | 8 | son | — | Pennsylvania |
| 75 | Robert Smith | 4 | son | — | Pennsylvania |
| 76 | George H Cuno | 49 | head | Salesman | New York |
| 77 | Teresa Cuno | 49 | wife | — | Ohio |
| 78 | Constance Cuno | 21 | daughter | Saleslady | New York |
| 79 | Francis Cuno | 19 | son | Office Clerk | New Jersey |
| 80 | John Cuno | 15 | son | — | New Jersey |
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)