WL
William Lyons — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harrison-County, Mississippi
Our Model Tree links this William Lyons across the 1930 and 1940 US Censuses in Harrison-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, Mississippi |
| Surname | Lyons |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Biloxi City |
| 1935 Residence (County) | Harrison |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Biloxi City |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Marie Lyons | Daughter | — | 16 | ~1924 |
| Matilda Lyons | Daughter | — | 21 | ~1919 |
| John Lyons | Head | — | 49 | ~1891 |
| Eugene Lyons | Son | — | 10 | ~1930 |
| Robert Lyons | Son | — | 7 | ~1933 |
| Joseph Lyons | Son | — | 25 | ~1915 |
| Steven Lyons | Son | — | 2 | ~1938 |
| William Lyons | Son | — | 14 | ~1926 |
| Kenneth Lyons | Son | — | 12 | ~1928 |
| Adell Lyons | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Harrison, Mississippi
Son, age 4
Harrison, Mississippi · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyons |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Austria |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Harrison-County, Mississippi
Son, age 14
Harrison-County, Mississippi · implied b. ~1926 — 10 household members
| Surname | Lyons |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Biloxi City |
| 1935 Residence (County) | Harrison |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Lyons across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Lyons
Son · 1940 · age 14 · b. ~1926 · Mississippi
★ You are viewing this record
Sibling
Steven Lyons
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Lyons
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lyons
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Lyons
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matilda Lyons
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Lyons
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Lyons
Sibling · 1940 · age 12
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 — Harrison-County, Mississippi
Open full size
1940 US Federal Census — Harrison-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02024-00109)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John L Butcher | 8 | Head | — | Mississippi |
| 42 | Mary L Butcher | 4 | Daughter | — | Mississippi |
| 43 | Elizabeth S Butcher | 3 | Daughter | — | Mississippi |
| 44 | John C Lyons | 49 | Head | Labor | Mississippi |
| 45 | Adell M Lyons | 43 | Wife | — | Mississippi |
| 46 | Joseph P Lyons | 25 | Son | Bookkeeper | Mississippi |
| 47 | Matilda P Lyons | 21 | Daughter | Clerk | Mississippi |
| 48 | Marie L Lyons | 16 | Daughter | — | Mississippi |
| 49 | William R Lyons THIS PERSON | 14 | Son | — | Mississippi |
| 50 | Kenneth J Lyons | 12 | Son | — | Mississippi |
| 51 | Eugene J Lyons | 10 | Son | — | Mississippi |
| 52 | Robert J Lyons | 7 | Son | — | Mississippi |
| 53 | Steven A Lyons | 2 | Son | — | Mississippi |
| 54 | Ida E Rush | 34 | Head | Principal | Mississippi |
| 55 | Helen M Rush | 22 | Daughter | Clerk | Mississippi |
| 56 | Nellie S Rush | 61 | Mother | — | Iowa |
| 57 | Lewis D Mires | 36 | Head | Fisherman | Louisiana |
| 58 | Ideal Mires | 39 | Wife | Telephone Operator | Alabama |
| 59 | Charles J Mires | 6 | Son | — | Mississippi |
| 60 | Beatrice Williams | 44 | Sister in law | — | Alabama |
| 61 | John S Cot | 62 | Head | Labor | Alabama |
| 62 | Alice Cot | 64 | Wife | — | Alabama |
| 63 | Gladys G Sandot | 37 | Daughter | — | Mississippi |
| 64 | Eunice R Cot | 35 | Daughter | Waitress | Mississippi |
| 65 | Elton J Cot | 20 | Son | Bookkeeper | Mississippi |
| 66 | Edward J Peppard | 32 | Head | Truck Driver | Mississippi |
| 67 | Alice H Peppard | 26 | Wife | — | Mississippi |
| 68 | Mary D Peppard | 2 | Daughter | — | Mississippi |
| 69 | Victor A Weyburn | 76 | Head | Sail Maker | Louisiana |
| 70 | Mary Weyburn | 72 | Wife | — | Louisiana |
| 71 | Olivia M Marrionne | 43 | Head | Janitor | Louisiana |
| 72 | Thelma Marrionne | 29 | Daughter | Beauty Operator | Louisiana |
| 73 | Margaret M Marrionne | 21 | Daughter | — | Louisiana |
| 74 | John L Fisher | 41 | Head | Teacher | Louisiana |
| 75 | Virginia Fisher | 30 | Wife | — | Mississippi |
| 76 | Jacqulyn V Fisher | 7 | Daughter | — | Mississippi |
| 77 | Kathryn E Fisher | 5 | Daughter | — | Mississippi |
| 78 | John L Fisher | 1 | Son | — | Mississippi |
| 79 | — | None | — | — | — |
| 80 | John C Fisher | 76 | Head | City Planning | Louisiana |
Related Census Records
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)