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Frank Brooks — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Frank Brooks across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 3-person household.
Age 41
b. ~1889
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Brooks |
| Given Name | Frank C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Salesman |
| Industry | Box |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 65 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1889 |
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 1930 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Phyllis Brooks | Daughter | — | 4 | ~1926 |
| Frank Brooks | Head | — | 41 | ~1889 |
| Grace Brooks | Spouse | — | 41 | ~1889 |
Census Appearances
1920
Cook, Illinois
Head, age 30
Cook, Illinois · implied b. ~1890 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Salesman |
| Industry | Auto House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Head, age 41
Cook, Illinois · implied b. ~1889 — 3 household members
| Surname | Brooks |
| Given Name | Frank C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Salesman |
| Industry | Box |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 65 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 52
Cook-County, Illinois · implied b. ~1888 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brucks |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Salesman |
| Industry | Wholesale Bakers |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 4800 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| 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 Frank Brooks across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Frank Brooks
Head · 1930 · age 41 · b. ~1889 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel471rs:0751)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Charles De Tram | 27 | Head | Brakeman | Illinois |
| 52 | Mabel De Tram | 26 | Wife | — | Illinois |
| 53 | Shirley De Tram | 7 | Daughter | — | Illinois |
| 54 | Fred L. Tobin | 58 | Head | Clerical | Illinois |
| 55 | Clara E. Tobin | 58 | Wife | — | Illinois |
| 56 | Irene M. Tobin | 22 | Daughter | — | Illinois |
| 57 | Herbert L. Allen | 46 | Head | Chauffeur | Illinois |
| 58 | Loretta N. Allen | 43 | Wife | — | Illinois |
| 59 | Tom L. Allen | 16 | Son | — | Illinois |
| 60 | Gertrude Mance | 40 | Head | Stenographer | Illinois |
| 61 | Erina Mance | 70 | Mother | — | England |
| 62 | Lydia Hilton | 37 | Head | Teacher | Iowa |
| 63 | Dorothy Hilton | 16 | Daughter | — | Illinois |
| 64 | Louise Homan | 70 | Head | — | Ohio |
| 65 | Rheuben Barrett | 32 | Head | Salesman | Illinois |
| 66 | Margaret Barrett | 25 | Wife | — | Illinois |
| 67 | James Stephen | 39 | Head | Salesman | Czechoslovakia |
| 68 | Eugenie Stephen | 32 | Wife | — | Bulgaria |
| 69 | William Swetin | 35 | Head | Market | Russia |
| 70 | Ida Swetin | 29 | Wife | — | Lithuania |
| 71 | Sally Swetin | 5 | Daughter | — | Illinois |
| 72 | William J. Byrnes | 34 | Head | Salesman | Indiana |
| 73 | Elvada Byrnes | 34 | Wife | — | Kentucky |
| 74 | Helen J. Byrnes | 10 | Daughter | — | Illinois |
| 75 | Leo J. Walter | 45 | Head | Salesman | New York |
| 76 | Nancy L. Walter | 45 | Wife | — | Kentucky |
| 77 | Jessie E. Rice | 45 | Cousin | Pharmacist | Kentucky |
| 78 | Barbara Schaffner | 27 | Head | Stenographer | Illinois |
| 79 | Anna Schaffner | 60 | Mother | — | Illinois |
| 80 | Ronald Wise | 29 | Head | Mechanic | Canada-English |
| 81 | Helen Wise | 23 | Wife | Stenographer | Indiana |
| 82 | Mary L. White | 45 | Sister | — | Kentucky |
| 83 | Robert R. Birney | 63 | Head | Salesman | Ohio |
| 84 | Christine Birney | 61 | Wife | — | Ohio |
| 85 | Frank C. Brooks THIS PERSON | 41 | Head | Salesman | Illinois |
| 86 | Grace Brooks | 41 | Wife | — | Wisconsin |
| 87 | Phyllis Brooks | 4 | Daughter | — | Illinois |
| 88 | Joseph Beedel | 30 | Head | Clerk | New York |
| 89 | Irene Beedel | 29 | Wife | Bookkeeper | Illinois |
| 90 | Anna S. Bobek | 38 | Head | Bookkeeper | Czechoslovakia |
| 91 | Anna M. Bobek | 19 | Daughter | Stenographer | Oklahoma |
| 92 | Alfred Pearson | 70 | Head | Engineer | Illinois |
| 93 | Luella Pearson | 61 | Wife | — | Canada-English |
| 94 | Walter Van Berchot | 55 | Head | — | Illinois |
| 95 | Blanche Van Berchot | 46 | Wife | — | Illinois |
| 96 | Betty Johnson | 14 | Niece | — | New York |
| 97 | William Gordon | 26 | Head | Salesman | Illinois |
| 98 | Evelyn L. Gordon | 21 | Wife | — | New York |
| 99 | Gertrude D. Schaffner | 29 | Sister | Stenographer | Illinois |
| 100 | John J. Jr. Arado | 15 | Son | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)