Bertram

Population: 222
Median household income: $100,000
Median home value: $273,300

Bertram, a community in Linn County, Iowa, has 222 residents. Its median household income of $100,000 runs above the Linn County figure of $76,421.

From 2019 to 2023, Bertram's population declined 46.4% from 414 to 222, while its median home value rose 28.2% from $213,100 to $273,300.

2.7% of residents live below the poverty line. Households average 2.36 people.

Demographics

ACS 2019–2023

Population: 222
Median age: 56.6 yrs
Median household income: $100,000
Median home value: $273,300
Median gross rent: —
Housing units: 97
Homeownership rate: 95.7%
Bachelor's degree or higher: 35.3%
Unemployment rate: 0.0%

Trends

ACS 5-year · 2019–2023

Population

414222

Median household income

$95,625$100,000

Median home value

$213,100$273,300

Year	Population	Median household income	Median home value
2019	414	$95,625	$213,100
2020	269	$91,250	$204,500
2021	270	$96,806	$226,600
2022	251	$106,250	$257,700
2023	222	$100,000	$273,300

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.1%

5 to 179.9%

18 to 248.1%

25 to 340.9%

35 to 4414.4%

45 to 5410.8%

55 to 6417.1%

65 to 7423.4%

75 and over11.3%

	Count	Share
Under 5	9	4.1%
5 to 17	22	9.9%
18 to 24	18	8.1%
25 to 34	2	0.9%
35 to 44	32	14.4%
45 to 54	24	10.8%
55 to 64	38	17.1%
65 to 74	52	23.4%
75 and over	25	11.3%

Race & ethnicity

	Count	Share
White (non-Hispanic)	203	91.4%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	9	4.1%
Hispanic or Latino (any race)	10	4.5%

Educational attainment (age 25+)

No high school diploma1.7%

High school graduate24.9%

Some college or associate's38.2%

Bachelor's degree22.0%

Graduate or professional degree13.3%

	Count	Share
No high school diploma	3	1.7%
High school graduate	43	24.9%
Some college or associate's	66	38.2%
Bachelor's degree	38	22.0%
Graduate or professional degree	23	13.3%

Commute to work

Mean travel time to work: 19 min

Drove alone79.3%

Carpooled2.6%

Public transit0.0%

Walked3.4%

Bicycle0.0%

Worked from home12.1%

Other means2.6%

How workers get to work

	Count	Share
Drove alone	92	79.3%
Carpooled	3	2.6%
Public transit	0	0.0%
Walked	4	3.4%
Bicycle	0	0.0%
Worked from home	14	12.1%
Other means	3	2.6%

Travel time

	Count	Share
Under 15 min	26	25.5%
15 to 29 min	66	64.7%
30 to 44 min	5	4.9%
45 to 59 min	4	3.9%
60+ min	1	1.0%

Households

Average household size: 2.36
Poverty rate: 2.7% (6 of 222)

	Count	Share
Family households	78	83.0%
Nonfamily households	16	17.0%

Housing

Median year structure built: 1982

Occupancy

	Count	Share
Occupied	94	96.9%
Vacant	3	3.1%

Tenure (of occupied units)

	Count	Share
Owner-occupied	90	95.7%
Renter-occupied	4	4.3%

1-unit, detached97.9%

1-unit, attached2.1%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	95	97.9%
1-unit, attached	2	2.1%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	0	0.0%

Geography

Place GEOID: 1906175
Type (LSAD): 25
Land area: 1.53 sq mi
Water area: 0 sq mi
Center point: 41.9517, -91.5378