Gilby, North Dakota Demographics & Population 2026

A note before these figures: with a population of 322, Gilby's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Gilby is a small community located in North Dakota, within Grand Forks County. The total population is 322. It ranks as the 136th most populous out of 402 Census-designated places in North Dakota.

Age Demographics

The median age in Gilby is 35.6 years. This is about the same as the state median of 35.9 years.

Economy, Income & Housing

The median household income in Gilby is $92,188. This is 20% higher than the state median of $76,657. It is also 14% higher than the national median of $80,734. The ACS records no residents below the poverty line in Gilby. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in Gilby, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $110,400. Housing costs are 56% lower than the state median of $249,900. With a home-value-to-income ratio of just 1.2x, Gilby is one of the most affordable housing markets in the area. 96.3% of occupied housing units are owner-occupied. This homeownership rate is 53% higher than the state average of 62.8%.

Race & Ethnicity

Gilby has a predominantly White (non-Hispanic) population, comprising 97.5% of all residents. Hispanic or Latino residents account for 0.9%. The Hispanic or Latino population (0.9%) is well below the state average of 4.7%.

Education

28.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 14% lower than the state rate of 32.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.

Data Sources & Methodology

All demographic data for Gilby, North Dakota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against North Dakota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 402 Census-designated places in North Dakota. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.