A Study of Portsmouth’s Office Market: Spring 2007

By Steven H. Berg, MAI, SRA

 

Each Spring I conduct a fairly exhaustive survey of the supply of office space in Portsmouth. This was the eighth year of my study. The survey, conducted from late March to early April, divides the city into three distinct areas: Downtown, Pease (which includes a small portion of Newington) and the rest of Portsmouth (“the suburbs”). The survey is comprehensive, but has excluded complexes with less than 10,000 SF of office space, the office portion of industrial facilities, loft or studio space, schools (except schools occupying office buildings) and first floor retail occupied by "service" office users such as real estate agencies or mortgage companies.

This year’s results, as well as those from the prior seven years, can be found here: 2007 results. Overall, these tables show little change. The market continues to improve and developers appear to be exercising restraint.

There are a few noteworthy changes though. For example, only 6.1% of the city’s existing space was empty at the time of my survey. This is a decrease from the prior year, when it was 7.8%, and from 2005, when it was 8.3%.

The drop in vacancy is due largely to the limited amount of new construction over the past couple of years. Increases in interest rates and construction costs played a key role in the slowed construction. Over the past year, the total amount of office space increased by only 51,000± SF, to 3,514,869. This is primarily the result of the construction of the second phase of 100 International Drive.

The lack of new construction, combined with an overall healthy economy, resulted in the ongoing absorption of existing office space. In fact, in spite of the vagaries of the national and regional economies, this survey has shown positive net absorption every year. Significant increases in occupancy downtown were seen this year at 155 Fleet Street, 30 Penhallow and 48 Congress (a total increase of 37,171 SF). Noteworthy absorption in the suburbs occurred at the new 155 Borthwick and occupancy by Northeast Credit Union of their new addition (a total increase of 74,400 SF). Finally, at Pease, many buildings saw increases totaling nearly 92,000 SF.

I should also mention that the vacancy figures are skewed somewhat by the inclusion of some space that is technically off the market. These are the top floor of Harbour Place (slated for conversion to residential), the former Portsmouth Herald building (slated for demolition) and 30 Raynes Avenue (also slated for demolition). In addition, the entire top floor of Franklin Block is vacant while the owner constructs a fourth floor within what was the third floor’s very high ceiling. These buildings account for over 80,000 SF of reported empty space downtown. If these four spaces are excluded from the calculations here, the amount of existing empty office space downtown drops to 3.3%, and citywide, the average becomes only 3.9%.

There was a also small decline in the amount of office space advertised as available (8.8% in 2006 versus 7.2% in 2007), but this the result of the continued absorption, lack of new construction and healthy economy. 

Finally, there is now 711,000 additional square feet of new office space proposed. For all eight years of this study, there has been an average of 652,000 SF proposed at the time of each survey, so the current situation is nothing particularly new. Also, from 2000 to 2007, the total amount of office space has increased at a rate of roughly 100,000 SF per year, although prior to 2007, a total of approximately 1,577,000 SF has been proposed. Therefore, historically at least, we should not expect all that is proposed to actually be built.

Since the results of the past few years suggest that we are in the early phases of another growth cycle, it seems likely that a number of the proposed projects will come to fruition in the next year or two. As I said last year, at nearly 3,500,000 SF, we are an extremely small market area and it only takes a small amount of extra space to tip the balance. Therefore, caution and continued vigilance is still well advised, but overall, the outlook for the market appears very positive.

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Steven H. Berg, MAI, SRA lives in Portsmouth and is the owner of Sargent Consulting, Ltd. He is a graduate of Connecticut College, where he earned a Bachelor of Arts degree, cum laude, majoring in economics and sociology. Steven has been appraising a variety of property types in New Hampshire’s Seacoast area since 1987. He specializes in providing consulting services and litigation support and has amassed considerable classroom education on a wide range of topics. Steven is both a residential and general member of the Appraisal Institute. In addition, he is Chair of the New Hampshire Real Estate Appraiser Board, a member of the Portsmouth Housing Endowment Fund Advisory Committee, a former member of the Portsmouth Zoning Board of Adjustment, and is on the board of The Portsmouth Economic Development Loan Program.

 

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