New Castle vs Silt

A side-by-side comparison of New Castle and Silt: population, income, housing, and more.

New Castle and Silt are places in Colorado. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

New Castle has the higher population (4,878 vs 3,575 in Silt). New Castle has the higher median household income ($88,421 vs $86,484 in Silt). New Castle has the higher median home value ($488,600 vs $391,400 in Silt).

Population, income & housing

	New Castle	Silt
Population	4,878	3,575
Median age	37.4 yrs	33.7 yrs
Median household income	$88,421	$86,484
Median home value	$488,600	$391,400
Median gross rent	$1,627	$1,928
Housing units	1,901	1,273
Homeownership rate	70.8%	74.2%
Bachelor's degree or higher	36.4%	22.1%
Unemployment rate	1.3%	0.2%

Trends (ACS 5-year, 2019–2023)

	New Castle	Silt
Population	4,875 → 4,878 (+0.1%)	3,115 → 3,575 (+14.8%)
Median household income	$91,659 → $88,421 (-3.5%)	$58,779 → $86,484 (+47.1%)
Median home value	$367,300 → $488,600 (+33.0%)	$277,800 → $391,400 (+40.9%)
Median gross rent	$1,480 → $1,627 (+9.9%)	$1,257 → $1,928 (+53.4%)

New Castle

Population

4,8754,878

Median household income

$91,659$88,421

Median home value

$367,300$488,600

Median gross rent

$1,480$1,627

Silt

Population

3,1153,575

Median household income

$58,779$86,484

Median home value

$277,800$391,400

Median gross rent

$1,257$1,928

Age & race/ethnicity

Age distribution (share)

	New Castle	Silt
Under 5	10.0%	6.2%
5 to 17	18.2%	23.5%
18 to 24	7.1%	6.3%
25 to 34	12.8%	15.0%
35 to 44	11.3%	16.6%
45 to 54	17.0%	16.4%
55 to 64	7.1%	7.4%
65 to 74	8.5%	7.2%
75 and over	8.0%	1.5%

Race & ethnicity (share)

	New Castle	Silt
White (non-Hispanic)	65.2%	50.1%
Black or African American	0.0%	1.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	1.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	4.7%	1.9%
Hispanic or Latino	29.1%	47.1%

Educational attainment (age 25+)

Share of adults 25+

	New Castle	Silt
No high school diploma	5.1%	14.6%
High school graduate	29.8%	27.8%
Some college or associate's	28.7%	35.6%
Bachelor's degree	25.4%	17.7%
Graduate or professional degree	11.1%	4.4%

Commute to work

How workers get to work (share)

	New Castle	Silt
Drove alone	74.2%	69.5%
Carpooled	5.1%	20.0%
Public transit	2.8%	2.3%
Walked	0.0%	1.2%
Bicycle	0.0%	0.0%
Worked from home	18.0%	6.2%
Other means	0.0%	0.8%

Housing

Units in structure (share)

	New Castle	Silt
1-unit, detached	74.2%	70.9%
1-unit, attached	7.8%	10.4%
2 to 4 units	2.4%	2.1%
5 to 19 units	13.0%	3.1%
20 or more units	2.1%	0.5%
Mobile home & other	0.5%	12.9%

Poverty & households

	New Castle	Silt
Poverty rate	6.5%	5.8%
Average household size	2.61	2.81
Mean commute (minutes)	32	37
Median year structure built	2002	1997