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Martha Brooks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washtenaw-County, Michigan
Our Model Tree links this Martha Brooks across the 1930 and 1940 US Censuses in Washtenaw-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 5-person household.
Age 11
b. ~1929
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washtenaw-County, Michigan |
| Surname | Brooks |
| Given Name | Martha E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Platt |
| 1935 Residence (County) | Washtenaw |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Platt |
| Est. Birth Year | ~1929 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Robert Brooks | Son | — | 9 | ~1931 |
| Minnie Brooks | Spouse | — | 40 | ~1900 |
| Martha Brooks | Daughter | — | 11 | ~1929 |
| Harold Brooks | Head | — | 38 | ~1902 |
| Kathaline Brooks | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Washtenaw, Michigan
Daughter, age 1
Washtenaw, Michigan · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Martha E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | England |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Washtenaw-County, Michigan
Daughter, age 11
Washtenaw-County, Michigan · implied b. ~1929 — 5 household members
| Surname | Brooks |
| Given Name | Martha E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Platt |
| 1935 Residence (County) | Washtenaw |
| Highest Grade | No 5 |
| 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 Martha Brooks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Brooks
Daughter · 1940 · age 11 · b. ~1929 · Michigan
★ You are viewing this record
Sibling
Robert Brooks
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathaline Brooks
Sibling · 1940 · age 15
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 — Washtenaw-County, Michigan
Open full size
1940 US Federal Census — Washtenaw-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01824-00142)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William H. Ellis | 25 | Son | Carpenter | Michigan |
| 42 | Frank D. Wickham | 25 | Head | Carpenter | Michigan |
| 43 | Elizabeth M. Wickham | 23 | Wife | — | Michigan |
| 44 | Joyce E. Wickham | 6 | Daughter | — | Michigan |
| 45 | Sandra J. Wickham | 4 | Daughter | — | Michigan |
| 46 | Frederick H. Wickham | 3 | Son | — | Michigan |
| 47 | Robert Macpherson | 31 | Brother-in-law | Laborer | Michigan |
| 48 | Donald H. Mather | 25 | Head | Laborer | Michigan |
| 49 | Mary T. Mather | 24 | Wife | — | Michigan |
| 50 | Cleo M. Mather | 2 | Daughter | — | Michigan |
| 51 | Richard A. Mather | 1 | Son | — | Michigan |
| 52 | Andrew Bunker | 26 | Head | Machinist | Ohio |
| 53 | Rose E. Bunker | 26 | Wife | — | Ohio |
| 54 | Andrew Jr. Bunker | 5 | Son | — | Indiana |
| 55 | John F. Bunker | 3 | Son | — | Indiana |
| 56 | Viola B. Hill | 77 | Head | — | Michigan |
| 57 | Florence N. Hill | 47 | Daughter | — | Michigan |
| 58 | Harold T. Brooks | 38 | Head | Service Station | Michigan |
| 59 | Minnie W. Brooks | 40 | Wife | — | England |
| 60 | Kathaline M. Brooks | 15 | Daughter | — | Michigan |
| 61 | Martha E. Brooks THIS PERSON | 11 | Daughter | — | Michigan |
| 62 | Robert E. Brooks | 9 | Son | — | Michigan |
| 63 | Leo Harwood | 34 | Head | Price Setter | Michigan |
| 64 | Frank Lee | 70 | Head | Janitor | Michigan |
| 65 | Alice M. Lee | 61 | Wife | Asst. Janitor | Michigan |
| 66 | Robert Neil Seeger | 24 | Head | Clerk | Michigan |
| 67 | Grace @ Seeger | 24 | Wife | — | Michigan |
| 68 | Patricia A. Seeger | 2 | Daughter | — | Michigan |
| 69 | Carl H. Read | 41 | Head | Proprietor | Maine |
| 70 | Linda D. Read | 38 | Wife | Asst. Clerk | Massachusetts |
| 71 | Carl W. Read | 15 | Son | — | Michigan |
| 72 | Marilyn E. Read | 11 | Daughter | — | Michigan |
| 73 | Linda F. Read | 5 | Daughter | — | Michigan |
| 74 | Ethel S. Read | 35 | Sister | Clerk | Massachusetts |
| 75 | James H. Woachridge | 22 | Head | Portable Engineer | Michigan |
| 76 | Elsie E. Woachridge | 22 | Wife | — | Michigan |
| 77 | James H. Wolsford | 55 | Head | Maintenance | South Dakota |
| 78 | Christine Wolsford | 60 | Wife | — | Michigan |
| 79 | Alice Lutz | 42 | Head | Cook | Michigan |
| 80 | Robert Clifford | 24 | Head | Auto Mechanic | Michigan |
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)