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William Conrad — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lehigh-County, Pennsylvania
Our Model Tree links this William Conrad across the 1920, 1930 and 1940 US Censuses in Lehigh-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1864), then head of a 3-person household.
Age 76
b. ~1864
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lehigh-County, Pennsylvania |
| Surname | Conrad |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 76 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allentown |
| 1935 Residence (County) | Lehigh |
| Additional Details | |
| Occupation | Telegraph |
| Industry | Operator |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 610 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Telegraph |
| Township / Ward | Allentown |
| Est. Birth Year | ~1864 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Nora Conrad | Spouse | — | 73 | ~1867 |
| William Conrad | Head | — | 76 | ~1864 |
| Helen Conrad | Daughter | — | 39 | ~1901 |
Census Appearances
1920
Lehigh, Pennsylvania
Head, age 55
Lehigh, Pennsylvania · implied b. ~1865 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conrad |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Telegraph Operator |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lehigh, Pennsylvania
Head, age 65
Lehigh, Pennsylvania · implied b. ~1865 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conrad |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Operator |
| Industry | Telegraph |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lehigh-County, Pennsylvania
Head, age 76
Lehigh-County, Pennsylvania · implied b. ~1864 — 3 household members
| Surname | Conrad |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 76 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allentown |
| 1935 Residence (County) | Lehigh |
| Occupation | Telegraph |
| Industry | Operator |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 610 |
| Highest Grade | 8 |
| 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 William Conrad across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Conrad
Head · 1940 · age 76 · b. ~1864 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lehigh-County, Pennsylvania
Open full size
1940 US Federal Census — Lehigh-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03542-00729)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Wolcott | 29 | Head | Clerical | Pennsylvania |
| 42 | Carol Wolcott | 25 | Wife | — | Pennsylvania |
| 43 | Arthur L. D. Bohl | 58 | Head | Painter | Pennsylvania |
| 44 | Stella Bohl | 56 | Wife | — | Pennsylvania |
| 45 | Margaret Boffet | 75 | Aunt | — | Pennsylvania |
| 46 | Thomas Miller | 50 | Head | Motorman | Pennsylvania |
| 47 | Irene Miller | 43 | Wife | — | Pennsylvania |
| 48 | Margaret Miller | 25 | Daughter | Saleswoman | Pennsylvania |
| 49 | William Miller | 23 | Son | Helper | Pennsylvania |
| 50 | James Miller | 18 | Son | Helper | Pennsylvania |
| 51 | Emma Miller | 15 | Daughter | — | Pennsylvania |
| 52 | Harry Miller | 14 | Son | — | Pennsylvania |
| 53 | Ida Miller | 12 | Daughter | — | Pennsylvania |
| 54 | Lillie Miller | 9 | Daughter | — | Pennsylvania |
| 55 | Sarah Bear | 80 | Head | — | Pennsylvania |
| 56 | Emma E. Bahl | 74 | Housekeeper | — | Pennsylvania |
| 57 | Goldie Kilpatrick | 45 | Head | Housekeeper | Pennsylvania |
| 58 | Mark Wanamaker | 30 | Lodger | Housework | Pennsylvania |
| 59 | Margaret Wanamaker | 26 | Wife | Labourer | Pennsylvania |
| 60 | — | None | — | Housework | — |
| 61 | Jennie Meager | 84 | Head | — | Pennsylvania |
| 62 | Mary Walton | 79 | Housekeeper | — | Pennsylvania |
| 63 | Alan M. Quinn | 51 | Head | Servant | Pennsylvania |
| 64 | Matilda Quinn | 38 | Wife | Mail Man | Germany |
| 65 | Loraine Quinn | 16 | Daughter | — | Pennsylvania |
| 66 | Marian Quinn | 13 | Daughter | — | Pennsylvania |
| 67 | Jeanette Quinn | 7 | Daughter | — | Pennsylvania |
| 68 | Alan Quinn | 10 | Son | — | Pennsylvania |
| 69 | Charles Mertz | 61 | Head | Labourer | Pennsylvania |
| 70 | Lizzie J. Mertz | 60 | Wife | — | Pennsylvania |
| 71 | William Conrad THIS PERSON | 76 | Head | Telegraph | Pennsylvania |
| 72 | Nora Conrad | 73 | Wife | — | Pennsylvania |
| 73 | Helen Conrad | 39 | Daughter | Stenographer | Pennsylvania |
| 74 | Harry H. Spangler | 67 | Head | Machinist | Pennsylvania |
| 75 | Mabel R. Spangler | 56 | Wife | — | Pennsylvania |
| 76 | Harriett A. Spangler | 29 | Daughter | Saleswoman | Pennsylvania |
| 77 | Oscar A. Stahler | 63 | Head | — | Pennsylvania |
| 78 | Grace Stahler | 24 | Daughter | Typist | Pennsylvania |
| 79 | Leroy W. Stahler | 15 | Grandson | — | Pennsylvania |
| 80 | John S. Mickley | 63 | Head | Letter Carrier | 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)