MF
Margaret Ferguson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Grundy-County, Illinois
Our Model Tree links this Margaret Ferguson across the 1930 and 1940 US Censuses in Grundy-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 9-person household.
Age 39
b. ~1901
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Grundy-County, Illinois |
| Surname | Ferguson |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Saratoga Township |
| 1935 Residence (County) | Grundy |
| Additional Details | |
| Highest Grade | Hs 8 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Saratoga Township |
| Est. Birth Year | ~1901 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| David Ferguson | Son | — | ~1940 | |
| Ellwood Ferguson | Son | — | 13 | ~1927 |
| Doris Ferguson | Daughter | — | 15 | ~1925 |
| Joan Ferguson | Daughter | — | 3 | ~1937 |
| Clifford Ferguson | Head | — | 45 | ~1895 |
| Clifford Ferguson | Son | — | 20 | ~1920 |
| Margaret Ferguson | Spouse | — | 39 | ~1901 |
| Clyde Ferguson | Son | — | 17 | ~1923 |
| Juanita Ferguson | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Grundy, Illinois
Spouse, age 29
Grundy, Illinois · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ferguson |
| Given Name | Margaret E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 18 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Grundy-County, Illinois
Spouse, age 39
Grundy-County, Illinois · implied b. ~1901 — 9 household members
| Surname | Ferguson |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Saratoga Township |
| 1935 Residence (County) | Grundy |
| Highest Grade | Hs 8 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Ferguson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Ferguson
Spouse · 1940 · age 39 · b. ~1901 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Grundy-County, Illinois
Open full size
1940 US Federal Census — Grundy-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00809-00485)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joan Meador | 11 | Son | — | Illinois |
| 42 | Steve Kinjukis | 49 | Head | Farm Operator | Turkey |
| 43 | Paul Mlkis | 47 | Partner | Laborer | Turkey |
| 44 | Alfred Jensen | 38 | Head | Farm Operator | Illinois |
| 45 | Dorothy Jensen | 19 | Wife | — | Illinois |
| 46 | Donald Jensen | 2 | Son | — | Illinois |
| 47 | Patty Jane Jensen | 1 | Daughter | — | Illinois |
| 48 | Arthur House | 49 | Head | Farm Operator | Indiana |
| 49 | Clarice House | 42 | Wife | — | Indiana |
| 50 | Lloyd House | 22 | Son | Laborer | Illinois |
| 51 | Helena House | 15 | Daughter | — | Illinois |
| 52 | Edmund House | 12 | Son | — | Illinois |
| 53 | Clifford Ferguson | 45 | Head | Farm Operator | Illinois |
| 54 | Margaret Ferguson THIS PERSON | 39 | Wife | — | Ohio |
| 55 | Clifford Jr Ferguson | 20 | Son | Laborer | Illinois |
| 56 | Clyde Ferguson | 17 | Son | Laborer | Illinois |
| 57 | Doris Ferguson | 15 | Daughter | — | Illinois |
| 58 | Ellwood Ferguson | 13 | Son | — | Illinois |
| 59 | Juanita Ferguson | 5 | Daughter | — | Illinois |
| 60 | Joan Ferguson | 3 | Daughter | — | Illinois |
| 61 | David E. Ferguson | 0 | Son | — | Illinois |
| 62 | Sam Christopherson | 75 | Head | — | Norway |
| 63 | Albert Hall | 50 | Head | Laborer | Illinois |
| 64 | Harry Zorn | 41 | Head | Farm Operator | Illinois |
| 65 | Helen Zorn | 41 | Wife | — | Illinois |
| 66 | Jay Uylen | 47 | Head | — | Illinois |
| 67 | Steve Staugland | 53 | Head | Farm Operator | Norway |
| 68 | Minnie Staugland | 50 | Wife | — | Illinois |
| 69 | Esther Staugland | 21 | Daughter | Receptionist | Illinois |
| 70 | Shirley Staugland | 19 | Daughter | Bookkeeper | Illinois |
| 71 | Harriet Staugland | 15 | Daughter | — | Illinois |
| 72 | Gerald Staugland | 13 | Son | — | Illinois |
| 73 | Maurice Fleetwood | 19 | Hired Hand | Laborer | Illinois |
| 74 | James Staugland | 55 | Head | Farm Operator | Norway |
| 75 | Hannah Staugland | 47 | Wife | — | Illinois |
| 76 | Myron Staugland | 17 | Son | Laborer | Illinois |
| 77 | Mabel Staugland | 17 | Daughter | — | Illinois |
| 78 | Chris Gjerde | 45 | Head | Farm Operator | Norway |
| 79 | Lillian Gjerde | 32 | Wife | — | Illinois |
| 80 | Ole Flatland | 47 | Hired Hand | Laborer | Illinois |
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)