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Mountainburg, Arkansas
Location of Mountainburg in Crawford County, Arkansas.
Location of Mountainburg in Crawford County, Arkansas.
Country United States
State Arkansas
County Crawford
Area
 • Total 1.47 sq mi (3.81 km2)
 • Land 1.47 sq mi (3.81 km2)
 • Water 0.00 sq mi (0.00 km2)
Elevation
837 ft (255 m)
Population
 (2020)
 • Total 528
 • Density 358.70/sq mi (138.53/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
72946
Area code(s) 479
FIPS code 05-47300
GNIS feature ID 2404334

Mountainburg is a town in Crawford County, Arkansas, United States. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. As of the 2010 census the population was 631.

Mountainburg was laid out in 1883 when the St. Louis–San Francisco Railway was extended to that point.

Geography

Dinosaur statue in Mountainburg, Arkansas, a thriving community during the pre-Interstate highway days when U.S. Highway 71 was the primary route between Fayetteville in Northwest Arkansas and Fort LCCN2013650776
Dinosaur statue in the city park

Mountainburg is located along U.S. Route 71, and thrived when this road was the main route in northwest Arkansas. Since the construction of Interstate 540 (now Interstate 49) to the west, it has been a sleepier community. The city park in downtown Mountainburg has since 1980 hosted two large dinosaur models.

Lake Fort Smith State Park, which is situated on the western side of the 1,400 acres (5.7 km2) Lake Fort Smith, is located 8 miles (13 km) north of Mountainburg.

According to the United States Census Bureau, the city has a total area of 1.5 square miles (3.9 km2), all land.

Demographics

Historical population
Census Pop.
1930 213
1940 185 −13.1%
1950 405 118.9%
1960 402 −0.7%
1970 524 30.3%
1980 595 13.5%
1990 488 −18.0%
2000 682 39.8%
2010 631 −7.5%
2020 528 −16.3%
U.S. Decennial Census

2020 census

Mountainburg racial composition
Race Number Percentage
White (non-Hispanic) 450 85.23%
Native American 17 3.22%
Asian 1 0.19%
Other/Mixed 43 8.14%
Hispanic or Latino 17 3.22%

As of the 2020 United States census, there were 528 people, 252 households, and 136 families residing in the city.

Notable person

  • Jim Clark - bank robber and Depression-era outlaw

Climate

The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Mountainburg has a humid subtropical climate, abbreviated "Cfa" on climate maps.

Climate data for Mountainburg, Arkansas, 1991–2020 normals, extremes 1954–present
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 76
(24)
86
(30)
92
(33)
93
(34)
96
(36)
103
(39)
108
(42)
111
(44)
108
(42)
96
(36)
87
(31)
79
(26)
111
(44)
Mean maximum °F (°C) 69.2
(20.7)
74.0
(23.3)
80.9
(27.2)
85.5
(29.7)
89.0
(31.7)
93.8
(34.3)
99.0
(37.2)
99.9
(37.7)
94.1
(34.5)
87.3
(30.7)
77.2
(25.1)
69.7
(20.9)
101.2
(38.4)
Mean daily maximum °F (°C) 49.3
(9.6)
54.4
(12.4)
62.9
(17.2)
71.6
(22.0)
78.9
(26.1)
86.9
(30.5)
91.6
(33.1)
91.4
(33.0)
84.2
(29.0)
73.6
(23.1)
60.9
(16.1)
51.6
(10.9)
71.4
(21.9)
Daily mean °F (°C) 37.5
(3.1)
41.8
(5.4)
49.8
(9.9)
58.6
(14.8)
66.9
(19.4)
75.3
(24.1)
79.5
(26.4)
78.4
(25.8)
71.3
(21.8)
60.3
(15.7)
48.6
(9.2)
40.2
(4.6)
59.0
(15.0)
Mean daily minimum °F (°C) 25.8
(−3.4)
29.2
(−1.6)
36.7
(2.6)
45.6
(7.6)
54.8
(12.7)
63.8
(17.7)
67.4
(19.7)
65.5
(18.6)
58.4
(14.7)
47.0
(8.3)
36.3
(2.4)
28.8
(−1.8)
46.6
(8.1)
Mean minimum °F (°C) 10.6
(−11.9)
14.9
(−9.5)
20.8
(−6.2)
30.0
(−1.1)
39.8
(4.3)
52.8
(11.6)
58.7
(14.8)
55.9
(13.3)
44.2
(6.8)
31.0
(−0.6)
21.9
(−5.6)
15.0
(−9.4)
7.2
(−13.8)
Record low °F (°C) −10
(−23)
−11
(−24)
6
(−14)
20
(−7)
31
(−1)
41
(5)
47
(8)
44
(7)
32
(0)
18
(−8)
5
(−15)
−9
(−23)
−11
(−24)
Average precipitation inches (mm) 3.32
(84)
3.05
(77)
4.53
(115)
5.26
(134)
6.29
(160)
4.49
(114)
4.12
(105)
4.06
(103)
5.08
(129)
4.86
(123)
4.69
(119)
3.67
(93)
53.42
(1,356)
Average snowfall inches (cm) 1.8
(4.6)
0.7
(1.8)
0.5
(1.3)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.1
(0.25)
3.1
(7.95)
Average precipitation days (≥ 0.01 in) 7.5 7.0 9.4 8.8 10.6 9.2 7.6 7.3 7.3 7.9 8.0 7.5 98.1
Average snowy days (≥ 0.1 in) 0.4 0.4 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 1.4
Source 1: NOAA
Source 2: National Weather Service

See also

Kids robot.svg In Spanish: Mountainburg (Arkansas) para niños

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