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Square Foot Construction Costs a, b,c

Group

Use

Type of Construction

I-A

I-B

II-A

II-B

III-A

III-B

IV

V-A

V-B

A-1

Assembly, theaters with stage

338.88

327.46

319.76

307.63

289.42

280.47

298.24

268.37

259.83

Assembly, theaters without stage

310.12

298.70

291.00

278.87

260.66

251.71

269.48

239.62

231.07

A-2

Assembly, nightclubs

274.09

266.93

259.34

250.54

234.96

228.26

241.54

213.57

206.65

Assembly, restaurants, bars, banquet halls

274.09

265.93

257.34

249.54

232.96

227.26

240.54

211.57

205.65

A-3

Assembly, churches

314.65

303.24

395.53

283.41

265.65

256.70

274.02

244.61

236.06

Assembly, community halls, general, libraries, museums

268.44

257.02

248.32

237.19

218.26

210.31

227.80

197.22

189.68

A-4

Assembly, arenas

309.12

297.70

289.00

277.87

258.66

250.71

268.48

237.62

230.07

B

Business

263.16

253.51

244.15

233.85

213.00

204.65

224.67

187.98

179.49

E

Educational

280.42

270.83

263.70

252.34

235.54

223.64

243.64

205.87

199.45

F-1

Factory and industrial, moderate hazard

161.70

154.21

144.70

139.94

124.72

118.51

133.72

103.40

96.83

F-2

Factory and industrial, low hazard

160.70

153.21

144.70

138.94

124.72

117.51

132.72

103.40

95.83

H-1

High hazard, explosives

150.85

143.36

134.84

129.08

115.17

107.96

122.87

93.86

N.P.

H-234

High hazard

150.85

143.36

134.84

129.08

115.17

107.96

122.87

93.86

86.28

H-5

HPM

263.16

253.51

244.15

233.85

213.00

204.65

224.67

187.98

179.49

I-1

Institutional, supervised environment

264.93

255.57

246.84

238.11

217.64

211.63

238.15

195.82

189.67

I-2

Institutional, hospitals

438.26

428.62

419.26

408.96

386.98

N.P.

399.78

361.97

N.P.

Institutional, nursing homes

304.86

295.22

285.86

275.55

256.23

N.P.

266.37

231.21

N.P.

I-3

Institutional, restrained

298.67

289.02

279.66

269.36

250.30

240.95

260.18

225.29

214.80

I-4

Institutional, day care facilities

264.93

255.57

246.84

238.11

217.64

211.63

238.15

195.82

189.67

M

Mercantile

205.22

197.06

188.47

180.67

164.83

159.13

171.67

143.44

137.53

R-1

Residential, hotels

267.42

258.06

249.33

240.60

220.62

214.60

240.64

198.79

192.64

R-2

Residential, multiple family

223.61

214.25

205.52

196.79

177.77

171.76

196.82

155.95

149.80

R-3

Residential, one- and two-family d

211.77

205.84

200.99

197.13

190.36

183.32

193.75

177.67

167.37

R-4

Residential, care/assisted living

264.93

255.57

246.84

238.11

217.64

211.63

238.15

195.82

189.67

S-1

Storage, moderate hazard

149.85

142.36

132.84

128.08

113.17

106.96

121.87

91.86

85.28

S-2

Storage, low hazard

148.85

141.36

132.84

127.08

113.17

105.96

120.87

91.86

84.28

U

Utility, miscellaneous

115.48

108.95

102.64

98.13

88.49

81.49

93.86

69.76

66.48

aPrivate garages use utility, miscellaneous

bFor shell only building deduct 20 percent

cN.P. = not permitted

dUnfinished basements (Group R-3) = $ 31.50 per sq. ft.

(Res. 2023-013 § 1 (Exh. A), 2023)