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Margaret Brennan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this Margaret Brennan across the 1910, 1920, 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1857), then head of a 3-person household.
Age 83
b. ~1857
Female
Head
Born: Illinois
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Brennan |
| Given Name | Margaret F. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | St Paul City |
| Est. Birth Year | ~1857 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Brennan | Head | — | 83 | ~1857 |
| Margaret Brennan | Daughter | — | 59 | ~1881 |
| Mary Brennan | Daughter | — | 63 | ~1877 |
Census Appearances
1910
Ramsey, Minnesota
Head, age 54
Ramsey, Minnesota · implied b. ~1856 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Margaret F. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Children Born | 3 |
| Children Living | 3 |
| Father's Birthplace | Ir-English |
| Mother's Birthplace | Ir-English |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Ramsey, Minnesota
Head, age 62
Ramsey, Minnesota · implied b. ~1858 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Ramsey, Minnesota
Other, age 73
Ramsey, Minnesota · implied b. ~1857 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Margaret F |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 73 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Ramsey-County, Minnesota
Head, age 83
Ramsey-County, Minnesota · implied b. ~1857 — 3 household members
| Surname | Brennan |
| Given Name | Margaret F. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Brennan
Head · 1940 · age 83 · b. ~1857 · Minnesota
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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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01998-00084)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Samuel R. Johnston | 67 | Head | — | Michigan |
| 2 | Ina Johnston | 58 | Wife | — | Ohio |
| 3 | Nancy M. Metzger | 80 | Mother in law | — | Ohio |
| 4 | Robert Pettijohn | 16 | Grandson | — | Minnesota |
| 5 | William E. Connelly | 25 | Head | Machine Apprentice | Minnesota |
| 6 | Priscilla F. Connelly | 27 | Wife | — | Minnesota |
| 7 | Jean M. Connelly | 3 | Daughter | — | Minnesota |
| 8 | Dana M. Connelly | 2 | Daughter | — | Minnesota |
| 9 | Amelia A. Tring | 66 | Head | — | Illinois |
| 10 | Catherine F. Rice | 49 | Head | Physical Education Instructor | Minnesota |
| 11 | Margaret F. Brennan THIS PERSON | 83 | Head | — | Illinois |
| 12 | Mary F. Brennan | 63 | Daughter | Owner And Manager | Minnesota |
| 13 | Margaret S. Brennan | 59 | Daughter | School Teacher | Minnesota |
| 14 | George Du Fresne | 53 | Head | Plumber | Minnesota |
| 15 | Elsie Du Fresne | 49 | Wife | — | Minnesota |
| 16 | Raymond Geisenheyner | 23 | Brother in law | Sales Clerk | Minnesota |
| 17 | Alva A. Heisermuth | 23 | Head | Interior Decorator | Minnesota |
| 18 | Jannette J. Heisermuth | 21 | Wife | — | Minnesota |
| 19 | Raymond A. Haver | 28 | Head | Textile Sheeter | Minnesota |
| 20 | Olga A. Haver | 27 | Wife | — | Minnesota |
| 21 | Arthur O. Wiberg | 25 | Brother in law | Accountant | Michigan |
| 22 | Carl W. Fridner | 29 | Boarder | Chemist | Minnesota |
| 23 | Robert H. Fridner | 26 | Boarder | General Shop Laborer | Minnesota |
| 24 | Andrew J. Wiltgen | 47 | Head | Truck Driver | Iowa |
| 25 | Evelyn M. Wiltgen | 44 | Wife | — | North Carolina |
| 26 | Edward E. Ab. Cunningham | 17 | Son | — | South Carolina |
| 27 | Victor J. Draulie | 24 | Head | Pressers Helper | Canada |
| 28 | Christine C. Draulie | 24 | Wife | — | Minnesota |
| 29 | Robert J. Draulie | 0 | Son | — | Minnesota |
| 30 | Russell T. Gunther | 31 | Head | Shipping Clerk | Minnesota |
| 31 | Dorothy G. Gunther | 27 | Wife | — | South Dakota |
| 32 | Russell J. Gunther | 1 | Son | — | Minnesota |
| 33 | Glenn A. Leach | 36 | Head | Traveling Salesman | Minnesota |
| 34 | Rose B. Leach | 28 | Wife | — | South Dakota |
| 35 | Joseph J. Schwartz | 25 | Head | Shipping Clerk | Minnesota |
| 36 | Dorothy G. Schwartz | 23 | Wife | — | Minnesota |
| 37 | Joseph Schwartz | 3 | Son | — | Minnesota |
| 38 | James H. Schwartz | 1 | Son | — | Minnesota |
| 39 | Neva G. Ray | 52 | Head | Clothing Mangler | Nebraska |
| 40 | Henry C. Burbach | 23 | Lodger | General Laborer | Minnesota |
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)