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James Simms — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this James Simms across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 11-person household.
Age 1
b. ~1929
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Simms |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| 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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Simms | Son | — | 1 | ~1929 |
| Byron Simms | Head | — | 42 | ~1888 |
| Paul Simms | Son | — | 3 | ~1927 |
| Byron Simms | Son | — | 18 | ~1912 |
| Leroy Simms | Son | — | 5 | ~1925 |
| Maurice Simms | Son | — | 17 | ~1913 |
| Mildred Simms | Daughter | — | 11 | ~1919 |
| Byron Simms | Son | — | 7 | ~1923 |
| Aurelia Simms | Daughter | — | 13 | ~1917 |
| Mabel Simms | Daughter | — | 9 | ~1921 |
| Lois Simms | Spouse | — | 37 | ~1893 |
Census Appearances
1930
Cook, Illinois
Son, age 1
Cook, Illinois · implied b. ~1929 — 11 household members
| Surname | Simms |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 11
Cook-County, Illinois · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sims |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | H |
| Class of Worker | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 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 James Simms across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Simms
Son · 1930 · age 1 · b. ~1929 · Illinois
★ You are viewing this record
Sibling
Leroy Simms
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Simms
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Aurelia Simms
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Simms
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Byron Simms
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Simms
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Byron Simms
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mabel Simms
Sibling · 1930 · age 9
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
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
49 people indexed on this census page (ia:1930:illinoiscensus00reel448:0746)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Smith | 45 | Head | Repair Man | Georgia |
| 2 | Jessie Smith | 35 | Wife | — | Georgia |
| 3 | Hattie Smith | 11 | Daughter | — | Illinois |
| 4 | George Jr Smith | 6 | Son | — | Illinois |
| 5 | Blondine Smith | 3 | Daughter | — | Illinois |
| 7 | Pearl Curry | 44 | Head | Servant | New York |
| 8 | Vivian Curry | 12 | Daughter | — | Alabama |
| 9 | James Curry | 9 | Son | — | Alabama |
| 10 | Francis Curry | 2 | Son | — | Alabama |
| 11 | Clara Johnson | 52 | Sister | Cook | New York |
| 12 | Robert Smith | 31 | Head | Truck Driver | Georgia |
| 13 | Nettie Smith | 29 | Wife | — | Tennessee |
| 14 | William Smith | 2 | Son | — | Illinois |
| 15 | Byron Simms | 42 | Head | Tool Dresser | Alabama |
| 16 | Lois Simms | 37 | Wife | — | Alabama |
| 17 | Byron Jr Simms | 18 | Son | Steam Fitter | Alabama |
| 18 | Maurice Simms | 17 | Son | — | Alabama |
| 19 | Aurelia Simms | 13 | Daughter | — | Alabama |
| 20 | Mildred Simms | 11 | Daughter | — | Alabama |
| 21 | Mabel Simms | 9 | Daughter | — | Illinois |
| 22 | Byron Jr Simms | 7 | Son | — | Illinois |
| 23 | Leroy Simms | 5 | Son | — | Illinois |
| 24 | Paul L Simms | 3 | Son | — | Illinois |
| 25 | James Simms THIS PERSON | 1 | Son | — | Illinois |
| 26 | Moses Shattuck | 52 | Head | — | Mississippi |
| 27 | Cora Shattuck | 40 | Wife | — | Mississippi |
| 28 | Moses Jackson | 18 | Lodger | Laborer | Mississippi |
| 29 | George Mccollum | 42 | Head | Waiter | Alabama |
| 30 | Cordelia Mccollum | 43 | Wife | — | Alabama |
| 31 | Alfred Low | 34 | Head | Agent | Louisiana |
| 32 | Rebecca Low | 34 | Wife | — | Louisiana |
| 33 | Earl Brown | 35 | Head | Agent | Iowa |
| 34 | Edna Brown | 25 | Wife | — | Kansas |
| 35 | Earl Jr Brown | 7 | Son | — | Illinois |
| 36 | Zora Brown | 1 | Daughter | — | Illinois |
| 37 | John Watkins | 44 | Head | Laborer | Alabama |
| 38 | Mattie Watkins | 37 | Wife | — | Missouri |
| 39 | Irene Watkins | 68 | Lodger | Laundress | Alabama |
| 40 | Isaac Morris | 41 | Head | Laborer | Mississippi |
| 41 | Birdie Morris | 38 | Wife | Pantry Girl | Tennessee |
| 42 | Willie Morris | 57 | Mother | — | Mississippi |
| 43 | Isaiah Hardaway | 42 | Head | Fire Man | Alabama |
| 44 | Maggie Hardaway | 25 | Wife | — | Alabama |
| 45 | George Black | 54 | Head | Janitor | Alabama |
| 46 | Margaret Black | 45 | Wife | — | Alabama |
| 47 | Leon Black | 23 | Son | — | Alabama |
| 48 | Angeline Black | 17 | Daughter | — | Alabama |
| 49 | Josephine Black | 14 | Daughter | — | Alabama |
| 50 | Lillian Black | 13 | Daughter | — | Alabama |
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)