WM
William Madden — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tulsa-County, Oklahoma
Our Model Tree links this William Madden across the 1930 and 1940 US Censuses in Tulsa-County, Oklahoma (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 7-person household.
Age 16
b. ~1924
Male
Son
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tulsa-County, Oklahoma |
| Surname | Madden |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Tulsa city |
| 1935 Residence (County) | Tulsa |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Tulsa City |
| Est. Birth Year | ~1924 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Walter Madden | Son | — | 21 | ~1919 |
| Columbus Madden | Son | — | 11 | ~1929 |
| Millie Madden | Spouse | — | 39 | ~1901 |
| Hazel Madden | Daughter | — | 18 | ~1922 |
| Dorothy Madden | Daughter | — | 13 | ~1927 |
| Columbus Madden | Head | — | 45 | ~1895 |
| William Madden | Son | — | 16 | ~1924 |
Census Appearances
1930
Tulsa, Oklahoma
Son, age 6
Tulsa, Oklahoma · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Madden |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Can Read/Write | No |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Tulsa-County, Oklahoma
Son, age 16
Tulsa-County, Oklahoma · implied b. ~1924 — 7 household members
| Surname | Madden |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Tulsa city |
| 1935 Residence (County) | Tulsa |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 William Madden across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Madden
Son · 1940 · age 16 · b. ~1924 · Oklahoma
★ You are viewing this record
Sibling
Dorothy Madden
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Columbus Madden
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Madden
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Madden
Sibling · 1940 · age 21
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 — Tulsa-County, Oklahoma
Open full size
1940 US Federal Census — Tulsa-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03350-00758)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Henry Miner | 46 | Head | Assistant Manager | Texas |
| 2 | Mittora Miner | 36 | Wife | Servant | Arkansas |
| 3 | Arthur Pennington | 32 | Brother-in-law | Butler | Oklahoma |
| 4 | Odessa Pennington | 24 | Wife | Maid | Oklahoma |
| 5 | Emmett Blackwell | 23 | Head | Red Cap | Oklahoma |
| 6 | Ruby Blackwell | 21 | Wife | Maid | Oklahoma |
| 7 | Everett Rogers | 3 | Son | — | Oklahoma |
| 8 | Ella Jordon | 70 | Head | — | Texas |
| 9 | Elwerta Owens | 17 | Daughter | — | Oklahoma |
| 10 | Lola Mae Owens | 16 | Daughter | — | Oklahoma |
| 11 | D. Littleton Smith | 35 | Head | Laborer | Texas |
| 12 | Delia Smith | 28 | Wife | — | Oklahoma |
| 13 | Littleton Jr. Smith | 11 | Son | — | Oklahoma |
| 14 | Irvin Earle | 50 | Head | Laborer | Texas |
| 15 | Ella Earle | 39 | Wife | — | Oklahoma |
| 16 | Dora Lee Earle | 20 | Daughter | — | Oklahoma |
| 17 | Hazel Dean Earle | 6 | Daughter | — | Oklahoma |
| 18 | Irvin Earle | 2 | Son | — | Oklahoma |
| 19 | Columbus Madden | 45 | Head | Street Cleaner | Arkansas |
| 20 | Millie Madden | 39 | Wife | Maid | Arkansas |
| 21 | Walter Lee Madden | 21 | Son | Clerk | Arkansas |
| 22 | Hazel Madden | 18 | Daughter | — | Oklahoma |
| 23 | William Madden THIS PERSON | 16 | Son | — | Oklahoma |
| 24 | Dorothy Mae Madden | 13 | Daughter | — | Oklahoma |
| 25 | Columbus Jr. Madden | 11 | Son | — | Oklahoma |
| 26 | Tom Hillian Johnson | 67 | Head | — | Louisiana |
| 27 | Sarah Johnson | 52 | Wife | — | Alabama |
| 28 | Harvey Green | 53 | Head | Plasterer | Texas |
| 29 | Milton Cook | 80 | Head | — | Louisiana |
| 30 | Ben Blythe | 64 | Head | Common Laborer | Texas |
| 31 | Sylvia Blythe | 64 | Wife | — | Texas |
| 32 | Jimmie Merritt | 34 | Head | Truck Driver | Arkansas |
| 33 | Gustavia Merritt | 22 | Wife | — | Oklahoma |
| 34 | Betty Jo Ann Merritt | 6 | Daughter | — | Oklahoma |
| 35 | Jimmie Jr. Merritt | 4 | Son | — | Oklahoma |
| 36 | John Wayne Merritt | 1 | Son | — | Oklahoma |
| 37 | Alphonso Sensley | 20 | Cousin | Hired Help | Kansas |
| 38 | Georgia Bledsoe | 40 | Head | Seamstress | Louisiana |
| 39 | Pinkie Tate | 47 | Head | Seamstress | Arkansas |
| 40 | George Burshey | 44 | Head | Molder | Kansas |
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)