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Harry Thompson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Harry Thompson across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1864), then head of a 4-person household.
Age 66
b. ~1864
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Thompson |
| Given Name | Harry M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 30 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Merchant |
| Industry | Physician Supplies |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 10000 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Merchant |
| Township / Ward | Wilkinsburg Boro |
| 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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Thompson | Daughter | — | 34 | ~1896 |
| Harry Thompson | Head | — | 66 | ~1864 |
| William Thompson | Son | — | 24 | ~1906 |
| Elizabeth Thompson | Spouse | — | 60 | ~1870 |
Census Appearances
1910
Allegheny, Pennsylvania
Head, age 47
Allegheny, Pennsylvania · implied b. ~1863 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harry M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 16 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Druggist |
| Industry | Retail Drug Store |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Head, age 56
Allegheny, Pennsylvania · implied b. ~1864 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harry M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Bacteriologist |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 66
Allegheny, Pennsylvania · implied b. ~1864 — 4 household members
| Surname | Thompson |
| Given Name | Harry M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 30 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Merchant |
| Industry | Physician Supplies |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 10000 |
| Radio Set | R |
| 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 Harry Thompson across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Harry Thompson
Head · 1930 · age 66 · b. ~1864 · 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
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1993:0387)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Richard W Davis | 38 | Head | Printer | Wales |
| 52 | Hanna Davis | 32 | Wife | — | Wales |
| 53 | Richard Jr Davis | 3 | Son | — | Pennsylvania |
| 54 | Charlotte Swartz | 26 | Head | Book Keeper | Pennsylvania |
| 55 | Harry M Swartz | 20 | Brother | — | Pennsylvania |
| 56 | Vincent J Massel | 47 | Head | Loader | Pennsylvania |
| 57 | Agnes Massel | 45 | Wife | — | Pennsylvania |
| 58 | Mary B Massel | 14 | Daughter | — | Arizona |
| 59 | William C Massel | 14 | Son | — | Arizona |
| 60 | Donald E Massel | 12 | Son | — | Pennsylvania |
| 61 | James B Mcclay | 57 | Head | Artist | Pennsylvania |
| 62 | Myra Mcclay | 51 | Wife | Artist | Pennsylvania |
| 63 | Margaret P Maguire | 30 | Daughter | — | Pennsylvania |
| 64 | James E Maguire | 31 | Son-in-law | Credit Man | Pennsylvania |
| 65 | James B Maguire | 3 | Gr. Son | — | Pennsylvania |
| 66 | Margaret P Maguire | 1 | Gr. Daughter | — | Pennsylvania |
| 67 | Newton J Painter | 32 | Lodger | Traveling Eng. | Virginia |
| 68 | Harry M Thompson THIS PERSON | 66 | Head | Merchant | Pennsylvania |
| 69 | Elizabeth H Thompson | 60 | Wife | — | Pennsylvania |
| 70 | Kathryn Thompson | 34 | Daughter | Stenographer | Pennsylvania |
| 71 | William Thompson | 24 | Son | Clerk | Pennsylvania |
| 72 | Thomas S Edgar | 62 | Head | Minister | Illinois |
| 73 | Nancy C Edgar | 59 | Wife | — | Illinois |
| 74 | Helen C Edgar | 33 | Daughter | Teacher | Illinois |
| 75 | Thomas S Jr Edgar | 29 | Son | Corr. Traveler | Ohio |
| 76 | Ralph C Edgar | 26 | Son | Editor | Ohio |
| 77 | Sarah J Edgar | 93 | Mother | — | Tennessee |
| 78 | Frances S Booth | 65 | Head | Minister | Pennsylvania |
| 79 | Frances Booth | 50 | Wife | — | Pennsylvania |
| 80 | Mary F Hasson | 28 | Daughter | — | West Virginia |
| 81 | Howard F Hasson | 29 | Son-in-law | Clerk | Pennsylvania |
| 82 | James Corns | 77 | Lodger | Retired | England |
| 83 | John R Mccune | 28 | Head | Dentist | Pennsylvania |
| 84 | Alice S Mccune | 28 | Wife | — | Pennsylvania |
| 85 | Nancy J Mccune | 2 | Daughter | — | Pennsylvania |
| 86 | Doris J Mccune | 0 | Daughter | — | Pennsylvania |
| 87 | Newton C Gill | 65 | Head | Manager | Pennsylvania |
| 88 | Margaret N Gill | 60 | Wife | — | Pennsylvania |
| 89 | O. Raymond Gill | 30 | Son | Laborer | Pennsylvania |
| 90 | Janet E Gill | 24 | Daughter | Stenographer | Pennsylvania |
| 91 | Sarah Barrett | 62 | Head | — | Northern Ireland |
| 92 | Frank G Leonard | 36 | Head | Agent | New York |
| 93 | Helen Leonard | 18 | Wife | — | Pennsylvania |
| 94 | James Cooper | 23 | Lodger | Elec. Eng. | Massachusetts |
| 95 | Nelson Barrett | 31 | Lodger | Draftsman | England |
| 96 | Frank C Ritzel | 53 | Head | Asst. Supt. | Pennsylvania |
| 97 | Hannah E Ritzel | 53 | Wife | — | Pennsylvania |
| 98 | Betty Ritzel | 19 | Daughter | — | Pennsylvania |
| 99 | Jean A Ritzel | 16 | Daughter | — | Pennsylvania |
| 100 | Charles Elward | 52 | Head | Tanner | Pennsylvania |
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)