WD
William Dunlap — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this William Dunlap across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 5-person household.
Age 60
b. ~1870
Male
Head
Born: New York
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Dunlap |
| Given Name | William K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 37 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Executive |
| Industry | Electrical |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 35000 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Executive |
| Township / Ward | City Of Pittsburgh |
| Est. Birth Year | ~1870 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Dunlap | Daughter | — | 20 | ~1910 |
| Elizabeth Dunlap | Other | — | 52 | ~1878 |
| William Dunlap | Son | — | 17 | ~1913 |
| William Dunlap | Head | — | 60 | ~1870 |
| Alice Barnes | Other | — | 18 | ~1912 |
Census Appearances
1910
Allegheny, Pennsylvania
Head, age 40
Allegheny, Pennsylvania · implied b. ~1870 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New York |
| Years Married | 3 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Engineer |
| Industry | Electrical |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Allegheny, Pennsylvania
Head, age 50
Allegheny, Pennsylvania · implied b. ~1870 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | William K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Electrical Engineer |
| Industry | Manufacturing |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Allegheny, Pennsylvania
Head, age 60
Allegheny, Pennsylvania · implied b. ~1870 — 5 household members
| Surname | Dunlap |
| Given Name | William K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 37 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Executive |
| Industry | Electrical |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 35000 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Dunlap across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
William Dunlap
Head · 1930 · age 60 · b. ~1870 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
44 people indexed on this census page (ia:1930:fifteenthcensus00reel1972:0905)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gilmore J. Wade | 29 | Head | Janitor | Virginia |
| 2 | Blanche E. Wade | 24 | Wife-H | — | Virginia |
| 3 | George J. Calverley | 45 | Head | Mining Engineer | Pennsylvania |
| 4 | Martha Calverley | 33 | Wife-H | — | Pennsylvania |
| 5 | Elizabeth Calverley | 14 | Daughter | — | Pennsylvania |
| 6 | Mary C. Calverley | 11 | Daughter | — | Pennsylvania |
| 7 | Gladys T. Sawyer | 45 | Head-HR | — | Canada-English |
| 8 | David W. Sawyer | 20 | Son | — | Pennsylvania |
| 9 | Elizabeth Sawyer | 17 | Daughter | — | Pennsylvania |
| 10 | Margaret Sawyer | 14 | Daughter | — | Pennsylvania |
| 11 | Harry R. Holmes | 45 | Head | Structural Engineer | Pennsylvania |
| 12 | Tess Holmes | 44 | Wife-H | — | Missouri |
| 13 | Beth N. Holmes | 18 | Daughter | — | Colorado |
| 14 | Albert J. Watson | 69 | Head | Proprietor | Pennsylvania |
| 15 | Carrie R. Watson | 61 | Wife-H | — | Pennsylvania |
| 21 | Cordelia F. Oving | 68 | Head-HR | — | Pennsylvania |
| 22 | Clara Smith | 73 | Sister | — | Pennsylvania |
| 23 | Mary E. Mcbean | 79 | Head-HR | — | Ohio |
| 24 | George E. Mcbean | 52 | Son | Statistician | Ohio |
| 25 | Harriett Boyles | 59 | Head-HR | Dressmaking | Kansas |
| 26 | James Cromartie | 40 | Head | Janitor | Florida |
| 27 | Carrie Cromartie | 35 | Wife-H | Seamstress | Florida |
| 28 | William K. Dunlap THIS PERSON | 60 | Head | Executive | New York |
| 29 | Elizabeth B. Dunlap | 52 | Wife-H | — | Pennsylvania |
| 30 | William B. Dunlap | 17 | Son | — | Pennsylvania |
| 31 | Elizabeth B. Dunlap | 20 | Daughter | — | Pennsylvania |
| 32 | Alice Barnes | 18 | Maid | Servant | Pennsylvania |
| 33 | John P. Donohoe | 57 | Head | President | Pennsylvania |
| 34 | Jennie C. Donohoe | 55 | Wife-H | — | Pennsylvania |
| 35 | Bertha E. Donohoe | 26 | Daughter | Bookkeeper | Pennsylvania |
| 36 | John C. Jr. Donohoe | 21 | Son | — | Colorado |
| 37 | Richard C. Donohoe | 19 | Son | — | Pennsylvania |
| 38 | Jean C. Donohoe | 16 | Daughter | — | Pennsylvania |
| 39 | William C. Donohoe | 15 | Son | — | Pennsylvania |
| 40 | Henry G. Jones | 39 | Head | — | Pennsylvania |
| 41 | Rebecca H. Jones | 30 | Wife-H | — | Pennsylvania |
| 42 | William C. Jones | 10 | Son | — | Pennsylvania |
| 43 | Dorothy D. Jones | 9 | Daughter | — | Pennsylvania |
| 44 | Henry G. Jr. Jones | 7 | Son | — | Pennsylvania |
| 45 | Lawrence D. Jones | 2 | Son | — | Pennsylvania |
| 46 | Mary E. Haymaker | 39 | Governess | Governess | New York |
| 47 | Ida J. Tanks | 49 | Nurse | Child'S Nurse | Pennsylvania |
| 48 | Mary E. Smith | 48 | Servant | Servant | Virginia |
| 49 | Junious Smith | 47 | Servant | Chauffeur | Virginia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)