Mary Williamson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Travis-County, Texas

Our Model Tree links this Mary Williamson across the 1920, 1930 and 1940 US Censuses in Travis-County, Texas (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 3-person household.

Age 70 b. ~1870 Female Spouse Born: Texas Married

1940 Census Record Details

Census Year	1940
Location	Travis-County, Texas
Surname	Williamson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	70
Marital Status	Married
Birthplace	Texas
1935 Residence (City)	Precinct 3
1935 Residence (County)	Travis
Additional Details
Highest Grade	No 8
1935 Residence	Same place
Birth State	Texas
Birth Country	United States
Birthplace (normalized)	texas
Township / Ward	Precinct 3
Est. Birth Year	~1870

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.

3 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Amanda Williamson	Daughter	—	45	~1895
W Williamson	Head	—	71	~1869
Mary Williamson	Spouse	—	70	~1870

Census Appearances

1920

Travis, Texas

Spouse, age 50

Travis, Texas · implied b. ~1870 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Williamson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Texas
Father's Birthplace	Texas
Mother's Birthplace	Arkansas
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Texas
Birth Country	United States
Birthplace (normalized)	texas

1930

Travis, Texas

Other, age 60

Travis, Texas · implied b. ~1870 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Williamson
Given Name	Mary
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	60
Marital Status	Married
Birthplace	Texas
Age at First Marriage	24
Father's Birthplace	Texas
Mother's Birthplace	Arkansas
Can Read/Write	Yes
Birth State	Texas
Birth Country	United States
Birthplace (normalized)	texas

1940

Travis-County, Texas

Spouse, age 70

Travis-County, Texas · implied b. ~1870 — 3 household members

Surname	Williamson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	70
Marital Status	Married
Birthplace	Texas
1935 Residence (City)	Precinct 3
1935 Residence (County)	Travis
Highest Grade	No 8
1935 Residence	Same place
Birth State	Texas
Birth Country	United States
Birthplace (normalized)	texas

Model Tree

Linked across censuses

Our Model Tree links Mary Williamson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Williamson

Spouse · 1940 · age 70 · b. ~1870 · Texas

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Travis-County, Texas Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-04151-00257)

Line	Name	Age	Relation	Occupation	Birthplace
1	Ho O Lay	56	Head	Proprietor	Texas
2	Vera Lay	49	Wife	—	North Carolina
3	Harrell Lay	18	Son	—	Texas
4	E B Miller	50	Head	Proprietor	Ohio
5	Gertrude Miller	50	Wife	—	Texas
6	Lois Miller	23	Daughter	—	Texas
7	Kendrick Miller	15	Son	—	Texas
8	Eddmas Smith	31	Head	Salesman	Texas
9	Myrtle Smith	28	Wife	—	Texas
10	Allen Smith	10	Son	—	Texas
11	Betty Ann Smith	9	Daughter	—	Texas
12	John Smith	2	Son	—	Texas
13	James E Mcdonald	59	Head	Commissioner Agriculture	Texas
14	Anita Mcdonald	44	Wife	—	Louisiana
15	Harold Mcdonald	10	Son	—	Texas
16	Austa Elliott	43	Housekeeper	Housekeeper	Missouri
17	Colleen Elliott	13	Daughter	—	Texas
18	W E Williamson	71	Head	—	Texas
19	Mary Williamson THIS PERSON	70	Wife	—	Texas
20	Amanda Williamson	45	Daughter	Report Clerk	Texas
21	Isherman Belieu	32	Head	Plasterer	Texas
22	Evelyn Belieu	25	Wife	—	Texas
23	Lewis Belieu	3	Son	—	Texas
24	Herbert H Diekehut	48	Head	Sales Manager	Texas
25	Mattie Diekehut	45	Wife	—	Arkansas
26	Herbert Jr Diekehut	14	Son	—	Texas
27	John Diekehut	13	Son	—	Texas
28	Franky Diekehut	11	Son	—	Texas
29	Walter Colbath	34	Head	Rock Mason	Texas
30	Cora Colbath	31	Wife	—	Texas
31	Leatrice Colbath	8	Daughter	—	Texas
32	Margaret Colbath	5	Daughter	—	Texas
33	Guy Colbath	44	Brother	Trapper	Texas
34	Vera Colbath	24	Sister-in-law	—	Texas
35	Guye Colbath	2	Nephew	—	Texas
36	Buck Colbath	0	Nephew	—	Texas
37	Evelyn Ellebrecht	14	Niece	—	Texas
38	Paul A Peters	37	Head	Bookkeeper Accountant	Oklahoma
39	Margaret Peters	37	Wife	Teacher	Texas
40	Albert Boaz	46	Head	Laborer	Texas

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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)

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