TS
Thomas Sweeney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lapeer-County, Michigan
Our Model Tree links this Thomas Sweeney across the 1930 and 1940 US Censuses in Lapeer-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 12-person household.
Age 13
b. ~1927
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lapeer-County, Michigan |
| Surname | Sweeney |
| Given Name | Thomas V |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Lapeer |
| 1935 Residence (County) | Lapeer |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Lapeer |
| 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Katherine Sweeney | Daughter | — | 1 | ~1939 |
| Eileen Sweeney | Daughter | — | 19 | ~1921 |
| Iris Sweeney | Spouse | — | 40 | ~1900 |
| Hope Sweeney | Daughter | — | 3 | ~1937 |
| Patricia Sweeney | Daughter | — | 7 | ~1933 |
| Elizabeth Sweeney | Daughter | — | 17 | ~1923 |
| Edwin Sweeney | Son | — | 10 | ~1930 |
| Joseph Sweeney | Son | — | 5 | ~1935 |
| John Sweeney | Son | — | 15 | ~1925 |
| Thomas Sweeney | Son | — | 13 | ~1927 |
| Evelyn Sweeney | Daughter | — | 9 | ~1931 |
| James Sweeney | Head | — | 44 | ~1896 |
Census Appearances
1930
Lapeer, Michigan
Son, age 3
Lapeer, Michigan · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Lapeer-County, Michigan
Son, age 13
Lapeer-County, Michigan · implied b. ~1927 — 12 household members
| Surname | Sweeney |
| Given Name | Thomas V |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Lapeer |
| 1935 Residence (County) | Lapeer |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Thomas Sweeney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Sweeney
Son · 1940 · age 13 · b. ~1927 · Michigan
★ You are viewing this record
Sibling
Katherine Sweeney
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Sweeney
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hope Sweeney
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Sweeney
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Sweeney
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Sweeney
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Sweeney
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Sweeney
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Sweeney
Sibling · 1940 · age 17
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 — Lapeer-County, Michigan
Open full size
1940 US Federal Census — Lapeer-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01777-00931)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph H Arms | 18 | Son | Truck Driver | Michigan |
| 42 | John A Arms | 13 | Son | — | Michigan |
| 43 | James Sweeney | 44 | Head | Carpenter | Michigan |
| 44 | Iris E Sweeney | 40 | Wife | — | Michigan |
| 45 | Eileen G Sweeney | 19 | Daughter | Housekeeper | Michigan |
| 46 | Elizabeth J Sweeney | 17 | Daughter | Housekeeper | Michigan |
| 47 | John P Sweeney | 15 | Son | — | Michigan |
| 48 | Thomas V Sweeney THIS PERSON | 13 | Son | — | Michigan |
| 49 | Edwin F Sweeney | 10 | Son | — | Michigan |
| 50 | Evelyn I Sweeney | 9 | Daughter | — | Michigan |
| 51 | Patricia M Sweeney | 7 | Daughter | — | Michigan |
| 52 | Joseph M Sweeney | 5 | Son | — | Michigan |
| 53 | Hope M Sweeney | 3 | Daughter | — | Michigan |
| 54 | Katherine A Sweeney | 1 | Daughter | — | Michigan |
| 55 | Darrin H Royce | 84 | Head | — | Michigan |
| 56 | Thomas A Martin | 60 | Boarder | Painter | Michigan |
| 57 | Carrie E Martin | 65 | Daughter | — | Michigan |
| 58 | Dewey A Vanwagnen | 40 | Head | Core Maker | Michigan |
| 59 | Helen M Vanwagnen | 37 | Wife | Waitress | Michigan |
| 60 | Arlene L Vanwagnen | 18 | Daughter | Clerical | Michigan |
| 61 | Marion D Vanwagnen | 17 | Daughter | — | Michigan |
| 62 | Walter T Vanwagnen | 15 | Son | — | Michigan |
| 63 | Helen Annette Vanwagnen | 13 | Daughter | — | Florida |
| 64 | Patricia M Vanwagnen | 8 | Daughter | — | Michigan |
| 65 | Miner R Bradley | 32 | Head | Truck Driver | Michigan |
| 66 | Hazel B Bradley | 31 | Wife | — | Michigan |
| 67 | Mary E Bradley | 12 | Daughter | — | Michigan |
| 68 | Grace L Bradley | 9 | Daughter | — | Michigan |
| 69 | Ella C Patten | 54 | Head | — | England |
| 70 | Charles R Patten | 25 | Son | Clerical | Michigan |
| 71 | Thomas W Mowat | 72 | Head | Part Owner Manager | Ohio |
| 72 | Alice M Mowat | 33 | Wife | — | Michigan |
| 73 | Douglas H Mowat | 7 | Son | — | Michigan |
| 74 | Ernest M Ross | 23 | Head | Milk Deliver | Michigan |
| 75 | Doris M Ross | 22 | Wife | — | Michigan |
| 76 | Dale E Ross | 0 | Son | — | Michigan |
| 77 | Howard H Werner | 26 | Head | Part Owner | Michigan |
| 78 | Jeannette A Werner | 23 | Wife | — | Michigan |
| 79 | Arvilla Werner | 60 | Head | — | Ohio |
| 80 | Carlos M Dunn | 40 | Brother-in-law | Manager & Part Owner | Indiana |
Related Census Records
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)