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Margaret Brooks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hillsborough-County, Florida
Our Model Tree links this Margaret Brooks across the 1930 and 1940 US Censuses in Hillsborough-County, Florida (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 8-person household.
Age 33
b. ~1907
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hillsborough-County, Florida |
| Surname | Brooks |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Tampa city |
| 1935 Residence (County) | Hillsborough |
| Additional Details | |
| Occupation | Reader |
| Industry | Clipping Bureau |
| Class of Worker | PW |
| Hours Worked | 46 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Reader |
| Township / Ward | Tampa City |
| Est. Birth Year | ~1907 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Ruth Riehl | Daughter | — | 29 | ~1911 |
| John Riehl | Head | — | 64 | ~1876 |
| Raymond Reill | Son | — | 27 | ~1913 |
| Louise Brooks | Spouse | — | 57 | ~1883 |
| Julia Riehl | Spouse | — | 63 | ~1877 |
| Mildred Riehl | Daughter | — | 31 | ~1909 |
| Margaret Brooks | Daughter | — | 33 | ~1907 |
| Hal Copeland | Other | — | 31 | ~1909 |
Census Appearances
1930
Hillsborough, Florida
Daughter, age 25
Hillsborough, Florida · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Hillsborough-County, Florida
Daughter, age 33
Hillsborough-County, Florida · implied b. ~1907 — 8 household members
| Surname | Brooks |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Tampa city |
| 1935 Residence (County) | Hillsborough |
| Occupation | Reader |
| Industry | Clipping Bureau |
| Class of Worker | PW |
| Hours Worked | 46 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Brooks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Brooks
Daughter · 1940 · age 33 · b. ~1907 · Florida
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Sibling
Ruth Riehl
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Reill
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Riehl
Sibling · 1940 · age 31
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 — Hillsborough-County, Florida
Open full size
1940 US Federal Census — Hillsborough-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00633-00788)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Emma O. Stumpp | 78 | Mother | — | Pennsylvania |
| 42 | Howard F. Stearns | 47 | Head | Salesman | Pennsylvania |
| 43 | Leona K. Stearns | 44 | Wife | — | Pennsylvania |
| 44 | F. Jr. At Howard | 22 | Son | — | Georgia |
| 45 | Jean P. Howard | 16 | Daughter | — | Alabama |
| 46 | Jennie M. Krauss | 69 | Mother-in-law | Helper In Diet Kitchen | Pennsylvania |
| 47 | Margaret Chaplaine | 29 | Lodger | Librarian | Florida |
| 48 | Following Persons Live In Block 698 | None | — | — | — |
| 49 | Octavia Robeson | 35 | Servant | Maid | Tennessee |
| 50 | Following Persons Live In Block 700 | None | — | — | — |
| 51 | John L. Riehl | 64 | Head | Proprietor Machinist | West Virginia |
| 52 | Julia Riehl | 63 | Wife | — | Dist. Col. |
| 53 | Mildred Riehl | 31 | Daughter | Secretary | Pennsylvania |
| 54 | Ruth Riehl | 29 | Daughter | Stenographer | Pennsylvania |
| 55 | Raymond Reill | 27 | Son | Ship Yard Worker | Pennsylvania |
| 56 | Following Persons Live In Block 698 | None | — | — | — |
| 57 | Hal R. Copeland | 31 | Brother-in-law | File Clerk | Georgia |
| 58 | Following Persons Live In Block 699 | None | — | — | — |
| 59 | Louise Brooks | 57 | Wife | — | Kentucky |
| 60 | Margaret M. Brooks THIS PERSON | 33 | Daughter | Reader | Kentucky |
| 61 | Following Persons Live In Block 701 | None | — | — | — |
| 62 | William Paul Vance | 47 | Head | Manager | Tennessee |
| 63 | Margaret H. Vance | 46 | Wife | — | Tennessee |
| 64 | Margaret Vance | 17 | Daughter | — | Florida |
| 65 | Mary Harris | 70 | Mother-in-law | — | Tennessee |
| 66 | Following Persons Live In Block 700 | None | — | — | — |
| 67 | Collin R. Gabbert | 42 | Head | Sales Manager | West Virginia |
| 68 | Zelma Gabbert | 31 | Wife | — | South Carolina |
| 69 | Following Persons Live In Block 704 | None | — | — | — |
| 70 | William H. Mclean | 40 | Head | Dentist | Canada English |
| 71 | May Louise Mclean | 32 | Wife | — | Illinois |
| 72 | James L. German | 35 | Head | Secretary Treasurer | Florida |
| 73 | Martha D. German | 25 | Wife | — | Georgia |
| 74 | Florence C. Sale | 60 | Mother-in-law | — | Georgia |
| 75 | Isaac Levy | 60 | Head | President | South Carolina |
| 76 | Fannie M. Levy | 57 | Wife | — | Georgia |
| 77 | Following Persons Live In Block 700 | None | — | — | — |
| 78 | Anne R. Cooper | 47 | Head | — | North Carolina |
| 79 | Edna A. Cooper | 25 | Daughter | Book Keeper | Georgia |
| 80 | Sidney Cooper | 13 | Son | — | Georgia |
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)