WC
William Chase — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Charles-County, Maryland
Our Model Tree links this William Chase across the 1930 and 1940 US Censuses in Charles-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Charles-County, Maryland |
| Surname | Chase |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | 7th Electra Dist |
| 1935 Residence (County) | Charles |
| Additional Details | |
| Income (1939) | 8 |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | 7Th Electra Dist |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| Teresa Chase | Spouse | — | 58 | ~1882 |
| Veronica Chase | Daughter | — | 16 | ~1924 |
| Grant Chase | Head | — | 57 | ~1883 |
| Christine Chase | Daughter | — | 18 | ~1922 |
| Walter Bryant | Other | — | 10 | ~1930 |
| Alice Chase | Daughter | — | 13 | ~1927 |
| William Chase | Son | — | 15 | ~1925 |
Census Appearances
1930
Charles, Maryland
Son, age 5
Charles, Maryland · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chase |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Charles-County, Maryland
Son, age 15
Charles-County, Maryland · implied b. ~1925 — 7 household members
| Surname | Chase |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | 7th Electra Dist |
| 1935 Residence (County) | Charles |
| Income (1939) | 8 |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Chase across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Chase
Son · 1940 · age 15 · b. ~1925 · Maryland
★ You are viewing this record
Sibling
Veronica Chase
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Chase
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christine Chase
Sibling · 1940 · age 18
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 — Charles-County, Maryland
Open full size
1940 US Federal Census — Charles-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01546-00332)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles R Dyson | 17 | Son | Laborer | Maryland |
| 42 | Lorette M Dyson | 15 | Daughter | — | Maryland |
| 43 | Anna C Dyson | 13 | Daughter | — | Maryland |
| 44 | Calvin C Dyson | 11 | Son | — | Maryland |
| 45 | Robert E Dyson | 9 | Son | — | Maryland |
| 46 | Clarence Dyson | 5 | Son | — | Maryland |
| 47 | Maurice D Welch | 37 | Head | Laborer | Maryland |
| 48 | Evelyn Welch | 31 | Wife | — | Maryland |
| 49 | Maurice Welch | 8 | Son | — | Maryland |
| 50 | Delores Welch | 6 | Daughter | — | Maryland |
| 51 | Janet Welch | 4 | Daughter | — | Maryland |
| 52 | Shirley Welch | 1 | Daughter | — | Maryland |
| 53 | Dorothy Welch | 0 | Daughter | — | Maryland |
| 54 | Charles B Pryor | 41 | Head | Laborer | Maryland |
| 55 | Ida Pryor | 40 | Wife | — | Maryland |
| 56 | Andrew Pryor | 23 | Son | Laborer | Maryland |
| 57 | Helen Pryor | 21 | Daughter | Laborer | Maryland |
| 58 | Agnes Pryor | 21 | Daughter | — | Maryland |
| 59 | Alexander Hinman | 56 | Head | Farmer | Maryland |
| 60 | Willie Hinman | 36 | Brother | Laborer | Maryland |
| 61 | Paul Wallen | 10 | Ward | — | Maryland |
| 62 | Wilmer E Thomas | 32 | Head | — | Maryland |
| 63 | Margaret E Thomas | 32 | Wife | — | Maryland |
| 64 | James Thomas | 13 | Son | — | Maryland |
| 65 | Ellen Thomas | 11 | Daughter | — | Maryland |
| 66 | Portia Thomas | 10 | Daughter | — | Maryland |
| 67 | Allison Thomas | 9 | Son | — | Maryland |
| 68 | Earl Thomas | 6 | Son | — | Maryland |
| 69 | Francis D Shirley | 35 | Head | Laborer | Maryland |
| 70 | Ruth Shirley | 21 | Wife | — | Maryland |
| 71 | Francis Shirley | 2 | Son | — | Maryland |
| 72 | John L Shirley | 0 | Son | — | Maryland |
| 73 | Grant A.B. Chase | 57 | Head | — | Maryland |
| 74 | Teresa Chase | 58 | Wife | — | Maryland |
| 75 | Christine Chase | 18 | Daughter | — | Maryland |
| 76 | Veronica Chase | 16 | Daughter | — | Maryland |
| 77 | William Chase THIS PERSON | 15 | Son | — | Maryland |
| 78 | Alice Chase | 13 | Daughter | — | Maryland |
| 79 | Walter Bryant | 10 | Ward | — | Maryland |
| 80 | Georgia Brown | 85 | Head | — | Maryland |
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)