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Margaret Brennan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Warren-County, Pennsylvania
Our Model Tree links this Margaret Brennan across the 1920, 1930 and 1940 US Censuses in Warren-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 4-person household.
Age 57
b. ~1883
Female
Head
Born: Pennsylvania
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Warren-County, Pennsylvania |
| Surname | Brennan |
| Given Name | Margaret A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Warren borough |
| 1935 Residence (County) | Warren |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Warren Borough |
| Est. Birth Year | ~1883 |
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 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Brennan | Head | — | 57 | ~1883 |
| Edward Brennan | Son | — | 20 | ~1920 |
| Helen Brennan | Daughter | — | 32 | ~1908 |
| Elizabeth Brennan | Daughter | — | 29 | ~1911 |
Census Appearances
1920
Warren, Pennsylvania
Head, age 36
Warren, Pennsylvania · implied b. ~1884 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Margaret M |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Ironer |
| Industry | Laundry |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | pennsylvania |
1930
Warren, Pennsylvania
Head, age 46
Warren, Pennsylvania · implied b. ~1884 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laundress |
| Industry | Laundry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Warren-County, Pennsylvania
Head, age 57
Warren-County, Pennsylvania · implied b. ~1883 — 4 household members
| Surname | Brennan |
| Given Name | Margaret A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Warren borough |
| 1935 Residence (County) | Warren |
| Highest Grade | No 5 |
| 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 Margaret Brennan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Brennan
Head · 1940 · age 57 · b. ~1883 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Warren-County, Pennsylvania
Open full size
1940 US Federal Census — Warren-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03619-00404)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frances Mccray | 24 | Lodger | Clerk | Texas |
| 2 | Lottie M. Northrop | 52 | Head | — | Pennsylvania |
| 3 | George J. Rhoades | 26 | Son in law | Truck Driver | Pennsylvania |
| 4 | Beryl E. Rhoades | 23 | Daughter | Clerk | Pennsylvania |
| 5 | Harry West | 34 | Boarder | Pressman | Pennsylvania |
| 6 | Margaret A. Brennan THIS PERSON | 57 | Head | — | Pennsylvania |
| 7 | Helen P. Brennan | 32 | Daughter | Bookkeeper | Pennsylvania |
| 8 | Elizabeth M. Brennan | 29 | Daughter | Drug Clerk | Pennsylvania |
| 9 | Edward J. Brennan | 20 | Son | Bookkeeper | Pennsylvania |
| 10 | Sarah E. Mckinney | 80 | Head | — | Pennsylvania |
| 11 | Ida L. Mckinney | 53 | Daughter | Teacher | Pennsylvania |
| 12 | William H. Shaw | 45 | Head | Pumper & Gauger | Pennsylvania |
| 13 | Gertrude M. Shaw | 38 | Wife | — | Pennsylvania |
| 14 | Ray H. Shaw | 13 | Son | — | Pennsylvania |
| 15 | Sarah Grove | 53 | Lodger | Maid | Pennsylvania |
| 16 | Richard T. Evans | 63 | Head | Justice Of Peace | Pennsylvania |
| 17 | Mable G. Evans | 59 | Wife | — | Pennsylvania |
| 18 | Mary Jane B. Evans | 23 | Daughter | Clerk | Pennsylvania |
| 19 | Thomas R. Evans | 15 | Son | — | Pennsylvania |
| 20 | Norman E. Scholton | 58 | Head | Clerk | Pennsylvania |
| 21 | Elenor E. Scholton | 32 | Wife | — | New York |
| 22 | Norman F. Scholton | 13 | Son | — | Pennsylvania |
| 23 | Shirley R. Scholton | 12 | Daughter | — | Pennsylvania |
| 24 | Mary E. Scholton | 9 | Daughter | — | Pennsylvania |
| 25 | Robert J. Scholton | 4 | Son | — | Pennsylvania |
| 26 | Guy A. Edris | 36 | Head | Bookkeeper | Pennsylvania |
| 27 | Veluz J. Edris | 40 | Wife | — | Pennsylvania |
| 28 | Olaf G. Keller | 40 | Head | Secretary | Canada |
| 29 | Richard G. Keller | 14 | Son | — | Pennsylvania |
| 30 | Dulcia W. Goetchius | 78 | Mother | Housekeeper | Canada |
| 31 | Thomas H. Hildum | 51 | Head | Laborer | Pennsylvania |
| 32 | Mary E. Hildum | 75 | Mother | Housekeeper | New York |
| 33 | Maxwell A. Johnson | 48 | Head | Laborer | Pennsylvania |
| 34 | Myrtle M. Johnson | 46 | Wife | — | Pennsylvania |
| 35 | Maxine L. Johnson | 6 | Daughter | — | Pennsylvania |
| 36 | August H. Bengtson | 37 | Head | Bookkeeper | Pennsylvania |
| 37 | Edith S. Bengtson | 35 | Wife | — | Pennsylvania |
| 38 | Patricia A. Bengtson | 2 | Daughter | — | New York |
| 39 | Seth R. Mccartney | 62 | Head | Laborer | Pennsylvania |
| 40 | Harriet M. Mccartney | 62 | Wife | — | 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)